Channel
Of passage. May also be referred to as canal, duct and epithelial duct.
A bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake's fangs".
This concept's ID is @1~28707
Seminal Duct
- seminal duct
The efferent duct of the testis in man.
- epididymis
A convoluted tubule in each testis; carries sperm to vas deferens.
- vas deferens
A duct that carries spermatozoa from the epididymis to the ejaculatory duct.
- ejaculatory duct
A part of the seminal duct formed by the duct from the seminal vesicle and the...
Urogenital System
- urethra
Duct through which urine is discharged in most mammals and which serves as the male genital...
- ureter
Either of a pair of thick-walled tubes that carry urine from the kidney to the urinary b...
Liver
- common bile duct
A duct formed by the hepatic and cystic ducts; opens into the duodenum.
- hepatic duct
The duct that drains bile from the liver.
Also contains
- alimentary canal
Tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth...
- venous sinus
A wide channel containing blood; does not have the coating of an ordinary blood ve...
- vagina
The lower part of the female reproductive tract; a moist canal in female mammals extending...
- cartilaginous tube
A duct with cartilaginous walls.
- ductule
A very small duct.
- lymph vessel
A vascular duct that carries lymph which is eventually added to the venous blood c...
- pore
Any small opening in the skin or outer surface of an animal.
- umbilical cord
Membranous duct connecting the fetus with the placenta.
- pancreatic duct
A duct connecting the pancreas with the intestine.
- bronchiole
Any of the smallest bronchial ducts; ending in alveoli.
- lacrimal duct
Any of several small ducts that carry tears from the lacrimal glands.
- nasolacrimal duct
A duct that carries tears from the lacrimal sac to the nasal cavity.
- spinal canal
The canal in successive vertebrae through which the spinal cord passes.
- Haversian canal
Any of the many tiny canals that contain blood vessels and connective tissue and...
- inguinal canal
Oblique passage through the lower abdominal wall; in males it is the passage through...
- cervical canal
A spindle-shaped canal extending from the uterus to the vagina.
- ampulla
The dilated portion of a canal or duct especially of the semicircular canals of the ear.
- salivary duct
A duct through which saliva passes from the salivary gland into the mouth.
- canaliculus
A small canal or duct as in some bones and parts of plants.
- canal of Schlemm
A circular canal in the eye that drains aqueous humor from the anterior chamber...
- lactiferous duct
Ducts of the mammary gland that carry milk to the nipple.
- cerebral aqueduct
A canal connecting the third and fourth ventricles.