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Acetylcholine

Index Acetylcholine

Acetylcholine (ACh) is an organic chemical that functions in the brain and body of many types of animals, including humans, as a neurotransmitter—a chemical message released by nerve cells to send signals to other cells. [1]

121 relations: Acetate, Acetic acid, Acetyl-CoA, Acetylation, Acetylcholinesterase, Acetylcholinesterase inhibitor, Action potential, Adenylyl cyclase, Alzheimer's disease, Amanita muscaria, Ammonium, Amnesia, Anterograde amnesia, Antibody, Anticholinergic, Atropine, Autonomic nervous system, Basal forebrain, Basal ganglia, Botulinum toxin, Brainstem, Calcium, Carbamate, Central nervous system, Cerebellum, Cerebral cortex, Chemical synapse, Choline, Choline acetyltransferase, Cholinergic, Cognition, Curare, Cyclic adenosine monophosphate, Delirium, Endothelium, Enzyme, Enzyme inhibitor, Ester, Fight-or-flight response, G protein–coupled receptor, Gi alpha subunit, Gq alpha subunit, Henry Hallett Dale, Hexamethonium, Hippocampus, Hyoscine, Inferior olivary nucleus, Inositol trisphosphate, Interneuron, Lateral reticular nucleus, ..., Laterodorsal tegmental nucleus, Latrodectus, Latrotoxin, Learning, Ligand-gated ion channel, Locus coeruleus, Luxol fast blue stain, Memory, Mercury (element), Metabolite, Methylmercury, Motor nerve, Motor neuron, Muscarine, Muscarinic acetylcholine receptor, Muscarinic acetylcholine receptor M1, Muscle contraction, Muscle relaxant, Myasthenia gravis, Neocortex, Nerve agent, Neuromodulation, Neuromuscular junction, Neuron, Neurotoxin, Neurotransmitter, Nicotine, Nicotinic acetylcholine receptor, Nitric oxide, Nobel Prize in Physiology or Medicine, Norepinephrine, Nucleus basalis, Organic compound, Organophosphate, Otto Loewi, Oxygen, Paralysis, Parasympathetic nervous system, Pedunculopontine nucleus, Peripheral nervous system, Pesticide, Phospholipase C, Pontine nuclei, Pontine tegmentum, Potassium, Raphe nuclei, Rapid eye movement sleep, Receptor (biochemistry), Reward system, Rivastigmine, Sarin, Second messenger system, Septal nuclei, Serum (blood), Skeletal muscle, Smooth muscle tissue, Sodium, Spinal cord, Striatum, Substantia nigra, Sudomotor, Sympathetic nervous system, Tectum, Thalamus, Thiol, Tubocurarine chloride, Vagus nerve, Vagusstoff, Vascular resistance, Vasodilation, VX (nerve agent). Expand index (71 more) »

Acetate

An acetate is a salt formed by the combination of acetic acid with an alkaline, earthy, metallic or nonmetallic and other base.

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Acetic acid

Acetic acid, systematically named ethanoic acid, is a colourless liquid organic compound with the chemical formula CH3COOH (also written as CH3CO2H or C2H4O2).

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Acetyl-CoA

Acetyl-CoA (acetyl coenzyme A) is a molecule that participates in many biochemical reactions in protein, carbohydrate and lipid metabolism.

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Acetylation

Acetylation (or in IUPAC nomenclature ethanoylation) describes a reaction that introduces an acetyl functional group into a chemical compound.

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Acetylcholinesterase

Acetylcholinesterase, encoded by HGNC gene ACHE; EC 3.1.1.7) is the primary cholinesterase in the body. It is an enzyme that catalyzes the breakdown of acetylcholine and of some other choline esters that function as neurotransmitters. AChE is found at mainly neuromuscular junctions and in chemical synapses of the cholinergic type, where its activity serves to terminate synaptic transmission. It belongs to carboxylesterase family of enzymes. It is the primary target of inhibition by organophosphorus compounds such as nerve agents and pesticides.

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Acetylcholinesterase inhibitor

An acetylcholinesterase inhibitor (often abbreviated AChEI) or anti-cholinesterase is a chemical or a drug that inhibits the acetylcholinesterase enzyme from breaking down acetylcholine, thereby increasing both the level and duration of action of the neurotransmitter acetylcholine.

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Action potential

In physiology, an action potential occurs when the membrane potential of a specific axon location rapidly rises and falls: this depolarisation then causes adjacent locations to similarly depolarise.

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Adenylyl cyclase

Adenylyl cyclase (also commonly known as adenyl cyclase and adenylate cyclase, abbreviated AC) is an enzyme with key regulatory roles in essentially all cells.

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Alzheimer's disease

Alzheimer's disease (AD), also referred to simply as Alzheimer's, is a chronic neurodegenerative disease that usually starts slowly and worsens over time.

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Amanita muscaria

Amanita muscaria, commonly known as the fly agaric or fly amanita, is a basidiomycete mushroom, one of many in the genus Amanita.

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Ammonium

The ammonium cation is a positively charged polyatomic ion with the chemical formula.

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Amnesia

Amnesia is a deficit in memory caused by brain damage, disease, or psychological trauma.

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Anterograde amnesia

Anterograde amnesia is a loss of the ability to create new memories after the event that caused the amnesia, leading to a partial or complete inability to recall the recent past, while long-term memories from before the event remain intact.

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Antibody

An antibody (Ab), also known as an immunoglobulin (Ig), is a large, Y-shaped protein produced mainly by plasma cells that is used by the immune system to neutralize pathogens such as pathogenic bacteria and viruses.

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Anticholinergic

An anticholinergic agent is a substance that blocks the neurotransmitter acetylcholine in the central and the peripheral nervous system.

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Atropine

Atropine is a medication to treat certain types of nerve agent and pesticide poisonings as well as some types of slow heart rate and to decrease saliva production during surgery.

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Autonomic nervous system

The autonomic nervous system (ANS), formerly the vegetative nervous system, is a division of the peripheral nervous system that supplies smooth muscle and glands, and thus influences the function of internal organs.

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Basal forebrain

The basal forebrain structures are located in the forebrain to the front of and below the striatum.

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Basal ganglia

The basal ganglia (or basal nuclei) is a group of subcortical nuclei, of varied origin, in the brains of vertebrates including humans, which are situated at the base of the forebrain.

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Botulinum toxin

Botulinum toxin (BTX) or Botox is a neurotoxic protein produced by the bacterium Clostridium botulinum and related species.

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Brainstem

The brainstem (or brain stem) is the posterior part of the brain, adjoining and structurally continuous with the spinal cord.

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Calcium

Calcium is a chemical element with symbol Ca and atomic number 20.

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Carbamate

A carbamate is an organic compound derived from carbamic acid (NH2COOH).

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Central nervous system

The central nervous system (CNS) is the part of the nervous system consisting of the brain and spinal cord.

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Cerebellum

The cerebellum (Latin for "little brain") is a major feature of the hindbrain of all vertebrates.

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Cerebral cortex

The cerebral cortex is the largest region of the cerebrum in the mammalian brain and plays a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.

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Chemical synapse

Chemical synapses are biological junctions through which neurons' signals can be exchanged to each other and to non-neuronal cells such as those in muscles or glands.

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Choline

Choline is a water-soluble vitamin-like essential nutrient.

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Choline acetyltransferase

Choline acetyltransferase (commonly abbreviated as ChAT, but sometimes CAT) is a transferase enzyme responsible for the synthesis of the neurotransmitter acetylcholine.

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Cholinergic

In general, the word choline refers to the various quaternary ammonium salts containing the ''N'',''N'',''N''-trimethylethanolammonium cation.

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Cognition

Cognition is "the mental action or process of acquiring knowledge and understanding through thought, experience, and the senses".

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Curare

Curare or is a common name for various plant extract alkaloid arrow poisons originating from Central and South America.

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Cyclic adenosine monophosphate

Cyclic adenosine monophosphate (cAMP, cyclic AMP, or 3',5'-cyclic adenosine monophosphate) is a second messenger important in many biological processes.

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Delirium

Delirium, also known as acute confusional state, is an organically caused decline from a previously baseline level of mental function.

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Endothelium

Endothelium refers to cells that line the interior surface of blood vessels and lymphatic vessels, forming an interface between circulating blood or lymph in the lumen and the rest of the vessel wall.

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Enzyme

Enzymes are macromolecular biological catalysts.

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Enzyme inhibitor

4QI9) An enzyme inhibitor is a molecule that binds to an enzyme and decreases its activity.

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Ester

In chemistry, an ester is a chemical compound derived from an acid (organic or inorganic) in which at least one –OH (hydroxyl) group is replaced by an –O–alkyl (alkoxy) group.

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Fight-or-flight response

The fight-or-flight response (also called hyperarousal, or the acute stress response) is a physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival.

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G protein–coupled receptor

G protein–coupled receptors (GPCRs), also known as seven-(pass)-transmembrane domain receptors, 7TM receptors, heptahelical receptors, serpentine receptor, and G protein–linked receptors (GPLR), constitute a large protein family of receptors that detect molecules outside the cell and activate internal signal transduction pathways and, ultimately, cellular responses.

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Gi alpha subunit

Gi alpha subunit (Gαi, or Gi/G0 or Gi protein) is a heterotrimeric G protein subunit that inhibits the production of cAMP from ATP.

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Gq alpha subunit

Gq protein (Gαq, or Gq/11) is a heterotrimeric G protein subunit that activates phospholipase C (PLC).

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Henry Hallett Dale

Sir Henry Hallett Dale (9 June 1875 – 23 July 1968) was an English pharmacologist and physiologist.

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Hexamethonium

Hexamethonium is a non-depolarising ganglionic blocker, a nicotinic nACh (NN) receptor antagonist that acts in autonomic ganglia by binding mostly in or on the NN receptor, and not the acetylcholine binding site itself.

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Hippocampus

The hippocampus (named after its resemblance to the seahorse, from the Greek ἱππόκαμπος, "seahorse" from ἵππος hippos, "horse" and κάμπος kampos, "sea monster") is a major component of the brains of humans and other vertebrates.

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Hyoscine

Hyoscine, also known as scopolamine, is a medication used to treat motion sickness and postoperative nausea and vomiting.

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Inferior olivary nucleus

The inferior olivary nucleus (ION), is an evolutionarily conserved structure found in the medulla oblongata underneath the superior olivary nucleus.

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Inositol trisphosphate

Inositol trisphosphate or inositol 1,4,5-trisphosphate (also commonly known as triphosphoinositol; abbreviated InsP3 or Ins3P or IP3), together with diacylglycerol (DAG), is a secondary messenger molecule used in signal transduction and lipid signaling in biological cells.

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Interneuron

An interneuron (also called internuncial neuron, relay neuron, association neuron, connector neuron, intermediate neuron or local circuit neuron) is a broad class of neurons found in the human body.

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Lateral reticular nucleus

The lateral reticular nucleus, of the lateral funiculus, can be divided into three subnuclei, the parvocellular, magnocellular and the subtrigeminal.

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Laterodorsal tegmental nucleus

The laterodorsal tegmental nucleus (or lateroposterior tegmental nucleus) is a nucleus situated in the brainstem, spanning the midbrain tegmentum and the pontine tegmentum.

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Latrodectus

Latrodectus is a genus of spiders in the family Theridiidae, most of which are commonly known as widow spiders.

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Latrotoxin

A latrotoxin is a high-molecular mass neurotoxin found in the venom of spiders of the genus Latrodectus (widow spiders).

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Learning

Learning is the process of acquiring new or modifying existing knowledge, behaviors, skills, values, or preferences.

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Ligand-gated ion channel

Ligand-gated ion channels (LICs, LGIC), also commonly referred as ionotropic receptors, are a group of transmembrane ion-channel proteins which open to allow ions such as Na+, K+, Ca2+, and/or Cl− to pass through the membrane in response to the binding of a chemical messenger (i.e. a ligand), such as a neurotransmitter.

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Locus coeruleus

The locus coeruleus (\-si-ˈrü-lē-əs\, also spelled locus caeruleus or locus ceruleus) is a nucleus in the pons of the brainstem involved with physiological responses to stress and panic.

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Luxol fast blue stain

Luxol fast blue stain, abbreviated LFB stain or simply LFB, is a commonly used stain to observe myelin under light microscopy, created by Heinrich Klüver and Elizabeth Barrera in 1953.

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Memory

Memory is the faculty of the mind by which information is encoded, stored, and retrieved.

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Mercury (element)

Mercury is a chemical element with symbol Hg and atomic number 80.

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Metabolite

A metabolite is the intermediate end product of metabolism.

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Methylmercury

Methylmercury (sometimes methyl mercury) is an organometallic cation with the formula.

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Motor nerve

A motor nerve is a nerve located in the central nervous system (CNS), usually the spinal cord, that sends motor signals from the CNS to the muscles of the body.This is different from the motor neuron, which includes a cell body and branching of dendrites, while the nerve is made up of a bundle of axons.

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Motor neuron

A motor neuron (or motoneuron) is a neuron whose cell body is located in the motor cortex, brainstem or the spinal cord, and whose axon (fiber) projects to the spinal cord or outside of the spinal cord to directly or indirectly control effector organs, mainly muscles and glands.

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Muscarine

Muscarine, L-(+)-muscarine, or muscarin is a natural product found in certain mushrooms, particularly in Inocybe and Clitocybe species, such as the deadly C. dealbata.

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Muscarinic acetylcholine receptor

Muscarinic acetylcholine receptors, or mAChRs, are acetylcholine receptors that form G protein-coupled receptor complexes in the cell membranes of certain neurons and other cells.

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Muscarinic acetylcholine receptor M1

The muscarinic acetylcholine receptor M1, also known as the cholinergic receptor, muscarinic 1, is a muscarinic receptor that in humans is encoded by the CHRM1 gene.

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Muscle contraction

Muscle contraction is the activation of tension-generating sites within muscle fibers.

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Muscle relaxant

A muscle relaxant is a drug that affects skeletal muscle function and decreases the muscle tone.

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Myasthenia gravis

Myasthenia gravis (MG) is a long-term neuromuscular disease that leads to varying degrees of skeletal muscle weakness.

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Neocortex

The neocortex, also called the neopallium and isocortex, is the part of the mammalian brain involved in higher-order brain functions such as sensory perception, cognition, generation of motor commands, spatial reasoning and language.

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Nerve agent

Nerve agents, sometimes also called nerve gases, are a class of organic chemicals that disrupt the mechanisms by which nerves transfer messages to organs.

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Neuromodulation

Neuromodulation is the physiological process by which a given neuron uses one or more chemicals to regulate diverse populations of neurons.

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Neuromuscular junction

A neuromuscular junction (or myoneural junction) is a chemical synapse formed by the contact between a motor neuron and a muscle fiber.

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Neuron

A neuron, also known as a neurone (British spelling) and nerve cell, is an electrically excitable cell that receives, processes, and transmits information through electrical and chemical signals.

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Neurotoxin

Neurotoxins are toxins that are poisonous or destructive to nerve tissue (causing neurotoxicity).

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Neurotransmitter

Neurotransmitters are endogenous chemicals that enable neurotransmission.

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Nicotine

Nicotine is a potent parasympathomimetic stimulant and an alkaloid found in the nightshade family of plants.

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Nicotinic acetylcholine receptor

Nicotinic acetylcholine receptors, or nAChRs, are receptor proteins that respond to the neurotransmitter acetylcholine.

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Nitric oxide

Nitric oxide (nitrogen oxide or nitrogen monoxide) is a colorless gas with the formula NO.

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Nobel Prize in Physiology or Medicine

The Nobel Prize in Physiology or Medicine (Nobelpriset i fysiologi eller medicin), administered by the Nobel Foundation, is awarded once a year for outstanding discoveries in the fields of life sciences and medicine.

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Norepinephrine

Norepinephrine (NE), also called noradrenaline (NA) or noradrenalin, is an organic chemical in the catecholamine family that functions in the brain and body as a hormone and neurotransmitter.

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Nucleus basalis

The nucleus basalis, also nucleus basalis of Meynert is a group of neurons in the substantia innominata of the basal forebrain which has wide projections to the neocortex and is rich in acetylcholine and choline acetyltransferase.

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Organic compound

In chemistry, an organic compound is generally any chemical compound that contains carbon.

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Organophosphate

Organophosphates (also known as phosphate esters) are a class of organophosphorus compounds with the general structure O.

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Otto Loewi

Otto Loewi (3 June 1873 – 25 December 1961) was a German-born pharmacologist and psychobiologist who discovered the role of acetylcholine as an endogenous neurotransmitter. For his discovery he was awarded the Nobel Prize in Physiology or Medicine in 1936, which he shared with Sir Henry Dale, who was a lifelong friend who helped to inspire the neurotransmitter experiment. Loewi met Dale in 1902 when spending some months in Ernest Starling's laboratory at University College, London.

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Oxygen

Oxygen is a chemical element with symbol O and atomic number 8.

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Paralysis

Paralysis is a loss of muscle function for one or more muscles.

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Parasympathetic nervous system

The parasympathetic nervous system (PSNS) is one of the two divisions of the autonomic nervous system (a division of the peripheral nervous system (PNS)), the other being the sympathetic nervous system.

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Pedunculopontine nucleus

The pedunculopontine nucleus (PPN) (or pedunculopontine tegmental nucleus, PPTN or PPTg) is a collection of neurons located in the upper pons in the brainstem.

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Peripheral nervous system

The peripheral nervous system (PNS) is one of the two components of the nervous system, the other part is the central nervous system (CNS).

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Pesticide

Pesticides are substances that are meant to control pests, including weeds.

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Phospholipase C

Phospholipase C (PLC) is a class of membrane-associated enzymes that cleave phospholipids just before the phosphate group (see figure).

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Pontine nuclei

The pontine nuclei (or griseum pontis) are the nuclei of the pons involved in motor activity.

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Pontine tegmentum

The pontine tegmentum, or dorsal pons, is located within the brainstem, and is one of two parts of the pons, the other being the ventral pons or basilar part of the pons.

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Potassium

Potassium is a chemical element with symbol K (from Neo-Latin kalium) and atomic number 19.

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Raphe nuclei

The raphe nuclei (ῥαφή "seam"Liddell, H.G. & Scott, R. (1940). A Greek-English Lexicon. revised and augmented throughout by Sir Henry Stuart Jones. with the assistance of. Roderick McKenzie. Oxford: Clarendon Press.) are a moderate-size cluster of nuclei found in the brain stem.

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Rapid eye movement sleep

Rapid eye movement sleep (REM sleep, REMS) is a unique phase of sleep in mammals and birds, distinguishable by random/rapid movement of the eyes, accompanied with low muscle tone throughout the body, and the propensity of the sleeper to dream vividly.

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Receptor (biochemistry)

In biochemistry and pharmacology, a receptor is a protein molecule that receives chemical signals from outside a cell.

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Reward system

The reward system is a group of neural structures responsible for incentive salience (i.e., motivation and "wanting", desire, or craving for a reward), associative learning (primarily positive reinforcement and classical conditioning), and positive emotions, particularly ones which involve pleasure as a core component (e.g., joy, euphoria and ecstasy).

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Rivastigmine

Rivastigmine (sold under the trade name Exelon) is a acetylcholinesterase inhibitor used for the treatment of mild to moderate Alzheimer's disease and Parkinson's.

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Sarin

Sarin, or NATO designation GB (G-series, 'B'), is a highly toxic synthetic organophosphorus compound.

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Second messenger system

Second messengers are intracellular signaling molecules released by the cell in response to exposure to extracellular signaling molecules—the first messengers.

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Septal nuclei

The septal nuclei (medial olfactory area) are a set of structures that lie below the rostrum of the corpus callosum, anterior to the lamina terminalis (the layer of gray matter in the brain connecting the optic chiasma and the anterior commissure where the latter becomes continuous with the rostral lamina).

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Serum (blood)

In blood, the serum is the component that is neither a blood cell (serum does not contain white or red blood cells) nor a clotting factor; it is the blood plasma not including the fibrinogens.

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Skeletal muscle

Skeletal muscle is one of three major muscle types, the others being cardiac muscle and smooth muscle.

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Smooth muscle tissue

Smooth muscle is an involuntary non-striated muscle.

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Sodium

Sodium is a chemical element with symbol Na (from Latin natrium) and atomic number 11.

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Spinal cord

The spinal cord is a long, thin, tubular bundle of nervous tissue and support cells that extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column.

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Striatum

The striatum, or corpus striatum (also called the neostriatum and the striate nucleus) is a nucleus (a cluster of neurons) in the subcortical basal ganglia of the forebrain.

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Substantia nigra

The substantia nigra (SN) is a basal ganglia structure located in the midbrain that plays an important role in reward and movement.

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Sudomotor

Sudomotor (from Latin sudor, 'sweat' and motor) describes anything that stimulates the sweat glands.

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Sympathetic nervous system

The sympathetic nervous system (SNS) is one of the two main divisions of the autonomic nervous system, the other being the parasympathetic nervous system.

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Tectum

The tectum (Latin: roof) is a region of the brain, specifically the dorsal (top) part of the midbrain (mesencephalon).

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Thalamus

The thalamus (from Greek θάλαμος, "chamber") is the large mass of gray matter in the dorsal part of the diencephalon of the brain with several functions such as relaying of sensory signals, including motor signals, to the cerebral cortex, and the regulation of consciousness, sleep, and alertness.

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Thiol

Thiol is an organosulfur compound that contains a carbon-bonded sulfhydryl (R–SH) group (where R represents an alkyl or other organic substituent).

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Tubocurarine chloride

Tubocurarine (also known as d-tubocurarine or DTC) is a toxic alkaloid historically known for its use as an arrow poison.

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Vagus nerve

The vagus nerve, historically cited as the pneumogastric nerve, is the tenth cranial nerve or CN X, and interfaces with parasympathetic control of the heart, lungs, and digestive tract.

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Vagusstoff

Vagusstoff (literally translated from German as "Vagus Substance") refers to the substance released by stimulation of the vagus nerve which causes a reduction in the heart rate.

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Vascular resistance

Vascular resistance is the resistance that must be overcome to push blood through the circulatory system and create flow.

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Vasodilation

Vasodilation is the widening of blood vessels.

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VX (nerve agent)

VX is an extremely toxic synthetic chemical compound in the organophosphorus class, specifically, a thiophosphonate.

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Redirects here:

ACh, ATC code S01EB09, ATCvet code QS01EB09, Acetyl choline, Acetyl-choline, Acetylcholin, Acetylcholine Chloride, Acetylcholine chloride, Acetylcholine system, Acetylcholinium, Acetylocholine, C7H16NO2.

References

[1] https://en.wikipedia.org/wiki/Acetylcholine

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