| / English Dictionary |
EPITHELIAL DUCT
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A bodily passage or tube lined with epithelial cells and conveying a secretion or other substance
Example:
poison is released through a channel in the snake's fangs
Synonyms:
canal; channel; duct; epithelial duct
Classified under:
Hypernyms ("epithelial duct" is a kind of...):
passage; passageway (a path or channel or duct through or along which something may pass)
Meronyms (parts of "epithelial duct"):
ampulla (the dilated portion of a canal or duct especially of the semicircular canals of the ear)
Hyponyms (each of the following is a kind of "epithelial duct"):
lactiferous duct (ducts of the mammary gland that carry milk to the nipple)
alimentary canal; alimentary tract; digestive tract; digestive tube; gastrointestinal tract; GI tract (tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination)
bronchiole (any of the smallest bronchial ducts; ending in alveoli)
cartilaginous tube (a duct with cartilaginous walls)
ejaculatory duct (a part of the seminal duct formed by the duct from the seminal vesicle and the vas deferens; passes through the prostate gland)
seminal duct (the efferent duct of the testis in man)
ductus deferens; vas deferens (a duct that carries spermatozoa from the epididymis to the ejaculatory duct)
epididymis (a convoluted tubule in each testis; carries sperm to vas deferens)
vagina (the lower part of the female reproductive tract; a moist canal in female mammals extending from the labia minora to the uterus)
umbilical; umbilical cord (membranous duct connecting the fetus with the placenta)
canalis cervicis uteri; cervical canal (a spindle-shaped canal extending from the uterus to the vagina)
urethra (duct through which urine is discharged in most mammals and which serves as the male genital duct)
ureter (either of a pair of thick-walled tubes that carry urine from the kidney to the urinary bladder)
aqueductus cerebri; cerebral aqueduct; Sylvian aqueduct (a canal connecting the third and fourth ventricles)
salivary duct (a duct through which saliva passes from the salivary gland into the mouth)
lymph vessel; lymphatic vessel (a vascular duct that carries lymph which is eventually added to the venous blood circulation)
pancreatic duct (a duct connecting the pancreas with the intestine)
bile duct; common bile duct (a duct formed by the hepatic and cystic ducts; opens into the duodenum)
canalis inguinalis; inguinal canal (oblique passage through the lower abdominal wall; in males it is the passage through which the testes descend into the scrotum and it contains the spermatic cord; in females it transmits the round ligament of the uterus)
hepatic duct (the duct that drains bile from the liver)
Haversian canal (any of the many tiny canals that contain blood vessels and connective tissue and that form a network in bone)
nasolacrimal duct (a duct that carries tears from the lacrimal sac to the nasal cavity)
lachrymal duct; lacrimal duct; tear duct (any of several small ducts that carry tears from the lacrimal glands)
sinus; venous sinus (a wide channel containing blood; does not have the coating of an ordinary blood vessel)
canal of Schlemm; Schlemm's canal; sinus venosus sclerae (a circular canal in the eye that drains aqueous humor from the anterior chamber of the eye into the anterior ciliary veins)
canaliculus (a small canal or duct as in some bones and parts of plants)
ductule; ductulus (a very small duct)
canalis vertebralis; spinal canal; vertebral canal (the canal in successive vertebrae through which the spinal cord passes)
pore (any small opening in the skin or outer surface of an animal)
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