| 单词 | epithelial duct |
| 释义 | epithelial duct (extremely rare) n WORD FAMILY epithelial duct n a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance Syn|Hypo|Hyper canal, channel, duct pore any small opening in the skin or outer surface of an animal canalis vertebralis, spinal canal, vertebral canalthe canal in successive vertebrae through which the spinal cord passes ductule, ductulusa very small duct canaliculusa small canal or duct as in some bones and parts of plants Schlemm's canal, canal of Schlemm, sinus venosus scleraea circular canal in the eye that drains aqueous humor from the anterior chamber of the eye into the anterior ciliary veins sinus, venous sinusa wide channel containing blood; does not have the coating of an ordinary blood vessel lachrymal duct, lacrimal duct, tear ductany of several small ducts that carry tears from the lacrimal glands nasolacrimal ducta duct that carries tears from the lacrimal sac to the nasal cavity Haversian canalany of the many tiny canals that contain blood vessels and connective tissue and that form a network in bone hepatic ductthe duct that drains bile from the liver canalis inguinalis, inguinal canaloblique 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 bile duct, common bile ducta duct formed by the hepatic and cystic ducts; opens into the duodenum pancreatic ducta duct connecting the pancreas with the intestine lymph vessel, lymphatic vessela vascular duct that carries lymph which is eventually added to the venous blood circulation salivary ducta duct through which saliva passes from the salivary gland into the mouth Sylvian aqueduct, aqueductus cerebri, cerebral aqueducta canal connecting the third and fourth ventricles uretereither of a pair of thick-walled tubes that carry urine from the kidney to the urinary bladder urethraduct through which urine is discharged in most mammals and which serves as the male genital duct canalis cervicis uteri, cervical canala spindle-shaped canal extending from the uterus to the vagina umbilical, umbilical cordmembranous duct connecting the fetus with the placenta vaginathe lower part of the female reproductive tract; a moist canal in female mammals extending from the labia minora to the uterus epididymisa convoluted tubule in each testis; carries sperm to vas deferens ductus deferens, vas deferensa duct that carries spermatozoa from the epididymis to the ejaculatory duct ejaculatory ducta part of the seminal duct formed by the duct from the seminal vesicle and the vas deferens; passes through the prostate gland cartilaginous tubea duct with cartilaginous walls bronchioleany of the smallest bronchial ducts; ending in alveoli GI tract, alimentary canal, alimentary tract, digestive tract, digestive tube, gastrointestinal tracttubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination lactiferous ductducts of the mammary gland that carry milk to the nipple cavernous sinus, sinus cavernosuseither of a pair of large venous sinuses in the cranial cavity coronary sinus, sinus coronariusa short sinus receiving most of the veins of the heart; empties into the right atrium sigmoid sinus, sinus sigmoideusan S-shaped dural sinus on the temporal and occipital bones sinus rectus, straight sinus, tentorial sinusan unpaired sinus of the dura mater sinus transversus, transverse sinusa paired dural sinus; terminates in the sigmoid sinus sweat ducta small duct that conveys sweat from a sudoriferous gland to the surface of the skin biliary ductuleexcretory ducts of the liver; empty into the hepatic ducts thoracic ductthe major duct of the lymphatic system lactealany of the lymphatic vessels that convey chyle from the small intestine to the thoracic duct bronchial tube, bronchuseither of the two main branches of the trachea trachea, windpipemembranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi enteronthe alimentary canal (especially of an embryo or a coelenterate) ostiolea small pore especially one in the reproductive bodies of certain algae and fungi through which spores pass passage, passageway a path or channel or duct through or along which something may pass |
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