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Duct (anatomy)

Index Duct (anatomy)

In anatomy and physiology, a duct is a circumscribed channel leading from an exocrine gland or organ. [1]

58 relations: Acinus, Ampulla of Vater, Anatomy, Bartholin's gland, Bile, Breast, Cerebral aqueduct, Cerebrospinal fluid, Common bile duct, Common hepatic duct, Connective tissue, Cystic duct, Duct (anatomy), Ductal carcinoma, Ejaculatory duct, Endocrine gland, Exocrine gland, Fat, Fourth ventricle, Gallbladder, Intralobular duct, Kitten, Lactiferous duct, Liver, Lobe (anatomy), Lymph node, Major sublingual duct, Mammary gland, Milk, Mouth, Mucous gland, Mucous membrane, Muscular layer, Muscularis mucosae, Nipple, Organ (anatomy), Pancreas, Pancreatic duct, Parenchyma, Parotid duct, Parotid gland, Physiology, Pseudostratified columnar epithelium, Saliva, Semen, Simple columnar epithelium, Simple cuboidal epithelium, Sinus (anatomy), Stratified columnar epithelium, Striated muscle tissue, ..., Sublingual gland, Submandibular duct, Submandibular gland, Submucosa, Third ventricle, Urethra, Vas deferens, Vulva. Expand index (8 more) »


An acinus (plural, acini; adjective, acinar or acinous) refers to any cluster of cells that resembles a many-lobed "berry", such as a raspberry (acinus is Latin for "berry").

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Ampulla of Vater

The ampulla of Vater, also known as the hepatopancreatic ampulla or the hepatopancreatic duct, is formed by the union of the pancreatic duct and the common bile duct.

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Anatomy (Greek anatomē, “dissection”) is the branch of biology concerned with the study of the structure of organisms and their parts.

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Bartholin's gland

The Bartholin's glands (also called Bartholin glands or greater vestibular glands) are two pea sized compound racemose glandsManual of Obstetrics.

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Bile or gall is a dark green to yellowish brown fluid, produced by the liver of most vertebrates, that aids the digestion of lipids in the small intestine.

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The breast is one of two prominences located on the upper ventral region of the torso of primates.

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Cerebral aqueduct

The cerebral aqueduct, also known as the aqueductus mesencephali, mesencephalic duct, sylvian aqueduct or the aqueduct of Sylvius is within the mesencephalon (or midbrain), contains cerebrospinal fluid (CSF), and connects the third ventricle in the diencephalon to the fourth ventricle within the region of the mesencephalon and metencephalon, located dorsal to the pons and ventral to the cerebellum.

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Cerebrospinal fluid

Cerebrospinal fluid (CSF) is a clear, colorless body fluid found in the brain and spinal cord.

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Common bile duct

The common bile duct, sometimes abbreviated CBD, is a duct in the gastrointestinal tract of organisms that have a gall bladder.

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Common hepatic duct

The common hepatic duct is the duct formed by the convergence of the right hepatic duct (which drains bile from the right functional lobe of the liver) and the left hepatic duct (which drains bile from the left functional lobe of the liver).

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Connective tissue

Connective tissue (CT) is one of the four basic types of animal tissue, along with epithelial tissue, muscle tissue, and nervous tissue.

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Cystic duct

The cystic duct is the short duct that joins the gallbladder to the common bile duct.

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Duct (anatomy)

In anatomy and physiology, a duct is a circumscribed channel leading from an exocrine gland or organ.

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Ductal carcinoma

Ductal carcinoma is a type of tumor that primarily presents in the ducts of a gland.

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Ejaculatory duct

The ejaculatory ducts (ductus ejaculatorii) are paired structures in male anatomy.

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Endocrine gland

Endocrine glands are glands of the endocrine system that secrete their products, hormones, directly into the blood rather than through a duct.

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Exocrine gland

Exocrine glands are glands that produce and secrete substances onto an epithelial surface by way of a duct.

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Fat is one of the three main macronutrients, along with carbohydrate and protein.

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Fourth ventricle

The fourth ventricle is one of the four connected fluid-filled cavities within the human brain.

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In vertebrates, the gallbladder is a small hollow organ where bile is stored and concentrated before it is released into the small intestine.

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Intralobular duct

An intralobular duct is the portion of an exocrine gland inside a lobule, leading directly from acinus to interlobular duct.

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A kitten is a juvenile cat.

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Lactiferous duct

Lactiferous ducts are those ducts that converge and form a branched system connecting the nipple to the lobules of the mammary gland.

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The liver, an organ only found in vertebrates, detoxifies various metabolites, synthesizes proteins, and produces biochemicals necessary for digestion.

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Lobe (anatomy)

In anatomy, a lobe is a clear anatomical division or extension of an organ (as seen for example in the brain, the lung, liver or the kidney) that can be determined without the use of a microscope at the gross anatomy level.

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Lymph node

A lymph node or lymph gland is an ovoid or kidney-shaped organ of the lymphatic system, and of the adaptive immune system, that is widely present throughout the body.

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Major sublingual duct

The excretory ducts of the sublingual gland are from eight to twenty in number.

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Mammary gland

A mammary gland is an exocrine gland in mammals that produces milk to feed young offspring.

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Milk is a white liquid produced by the mammary glands of mammals.

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In animal anatomy, the mouth, also known as the oral cavity, buccal cavity, or in Latin cavum oris, is the opening through which many animals take in food and issue vocal sounds.

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Mucous gland

Mucous gland, also known as muciparous glands, are found in several different parts of the body, and they typically stain lighter than serous glands during standard histological preparation.

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Mucous membrane

A mucous membrane or mucosa is a membrane that lines various cavities in the body and covers the surface of internal organs.

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Muscular layer

The muscular layer (muscular coat, muscular fibers, muscularis propria, muscularis externa) is a region of muscle in many organs in the vertebrate body, adjacent to the submucosa.

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Muscularis mucosae

The lamina muscularis mucosae (or muscularis mucosae) is a thin layer (lamina) of muscle of the gastrointestinal tract, located outside the lamina propria and separating it from the submucosa.

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The nipple is a raised region of tissue on the surface of the breast from which milk leaves the breast through the lactiferous ducts.

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Organ (anatomy)

Organs are collections of tissues with similar functions.

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The pancreas is a glandular organ in the digestive system and endocrine system of vertebrates.

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Pancreatic duct

The pancreatic duct, or duct of Wirsung (also, the major pancreatic duct due to the existence of an accessory pancreatic duct), is a duct joining the pancreas to the common bile duct to supply pancreatic juice provided from the exocrine pancreas which aids in digestion.

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Parenchyma is the bulk of a substance.

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Parotid duct

The parotid duct or Stensen duct is a duct and the route that saliva takes from the major salivary gland, the parotid gland into the mouth.

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Parotid gland

The parotid gland is a major salivary gland in many animals.

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Physiology is the scientific study of normal mechanisms, and their interactions, which work within a living system.

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Pseudostratified columnar epithelium

A pseudostratified epithelium is a type of epithelium that, though comprising only a single layer of cells, has its cell nuclei positioned in a manner suggestive of stratified epithelia.

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Saliva is a watery substance formed in the mouths of animals, secreted by the salivary glands.

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Semen, also known as seminal fluid, is an organic fluid that may contain spermatozoa.

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Simple columnar epithelium

A simple columnar epithelium is a columnar epithelium that is uni-layered.

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Simple cuboidal epithelium

Simple cuboidal epithelium is a type of epithelium that consists of a single layer of cuboidal (cube-like) cells.

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Sinus (anatomy)

A sinus is a sac or cavity in any organ or tissue, or an abnormal cavity or passage caused by the destruction of tissue.

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Stratified columnar epithelium

Stratified columnar epithelium is a rare type of epithelial tissue composed of column shaped cells arranged in multiple layers.

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Striated muscle tissue

Striated muscle tissue is a muscle tissue that features repeating functional units called sarcomeres, in contrast with smooth muscle tissue which does not.

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Sublingual gland

The paired sublingual glands are major salivary glands in the mouth.

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Submandibular duct

The submandibular duct or Wharton duct or submaxillary duct, is one of the salivary excretory ducts.

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Submandibular gland

The paired submandibular glands (historically known as submaxillary glands) are major salivary glands located beneath the floor of the mouth.

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The submucosa (or tela submucosa) is a thin layer of tissue in various organs of the gastrointestinal, respiratory, and genitourinary tracts.

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Third ventricle

The third ventricle is one of four connected fluid-filled cavities comprising the ventricular system within the mammalian brain.

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In anatomy, the urethra (from Greek οὐρήθρα – ourḗthrā) is a tube that connects the urinary bladder to the urinary meatus for the removal of urine from the body.

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Vas deferens

The vas deferens (Latin: "carrying-away vessel"; plural: vasa deferentia), also called ductus deferens (Latin: "carrying-away duct"; plural: ductus deferentes), is part of the male reproductive system of many vertebrates; these vasa transport sperm from the epididymis to the ejaculatory ducts in anticipation of ejaculation.

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The vulva (wrapper, covering, plural vulvae or vulvas) consists of the external female sex organs.

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Duct (physiology), Ductal gland, Ductule, Ductus, Exocrine duct, Gland duct.


[1] https://en.wikipedia.org/wiki/Duct_(anatomy)

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