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单词 haversian canal
释义

Haversian canal


ha·ver·sian canal

H0087550 (hə-vûr′zhən)n. Any of various canals in compact bone through which blood vessels, nerve fibers, and lymphatics pass.
[After Clopton Havers (1650?-1702), English physician and anatomist.]

Haversian canal

(hæˈvɜːʃən) n (Biology) histology any of the channels that form a network in bone and contain blood vessels and nerves[C19: named after C. Havers (died 1702), English anatomist who discovered them]

Ha•ver′sian canal′

(həˈvɜr ʒən)
n.
(sometimes l.c.) any of the channels in bone containing blood vessels and nerves. [1835–45; after Clopton Havers (d. 1702), English anatomist; see -ian]
Thesaurus
Noun1.Haversian canal - any of the many tiny canals that contain blood vessels and connective tissue and that form a network in boneHaversian canal - any of the many tiny canals that contain blood vessels and connective tissue and that form a network in boneduct, epithelial duct, canal, channel - 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"

Haversian canal


Haversian canal

[hə′vər·zhən kə‚nal] (histology) The central, longitudinal channel of an osteon containing blood vessels and connective tissue.

Haversian canal


canal

 [kah-nal´] a relatively narrow tubular passage or channel.adductor canal Hunter's canal.Alcock's canal a tunnel formed by a splitting of the obturator fascia, which encloses the pudendal vessels and nerve.alimentary canal see alimentary canal.anal canal the terminal portion of the alimentary canal, from the rectum to the anus.atrioventricular canal the common canal connecting the primordial atrium and ventricle; it sometimes persists as a congenital anomaly.birth canal the canal through which the fetus passes in birth.carotid canal one in the pars petrosa of the temporal bone, transmitting the internal carotid artery to the cranial cavity.cervical canal the part of the uterine cavity lying within the cervix.condylar canal an occasional opening in the condylar fossa for transmission of the transverse sinus; called also posterior condyloid foramen.canal of Corti a space between the outer and inner rods of Corti.femoral canal the cone-shaped medial part of the femoral sheath lateral to the base of Gimbernat's ligament.haversian canal any of the anastomosing channels of the haversian system in compact bone, containing blood and lymph vessels, and nerves.Hunter's canal a fascial tunnel in the middle third of the medial part of the thigh, containing the femoral vessels and saphenous nerve. Called also adductor canal.hypoglossal canal an opening in the occipital bone, transmitting the hypoglossal nerve and a branch of the posterior meningeal artery; called also anterior condyloid foramen.infraorbital canal a small canal running obliquely through the floor of the orbit, transmitting the infraorbital vessels and nerve.inguinal canal the oblique passage in the lower anterior abdominal wall on either side, through which passes the round ligament of the uterus in the female, and the spermatic cord in the male.medullary canal 1. spinal canal.2. marrow cavity.optic canal a passage for the optic nerve and ophthalmic artery at the apex of the orbit; called also optic foramen.pulp canal root canal.root canal that part of the cavity" >pulp cavity extending from the pulp chamber to the apical foramen. Called also pulp canal.sacral canal the continuation of the spinal canal through the sacrum.Schlemm's canal sinus of sclera" >venous sinus of sclera.semicircular c's see semicircular canals.spinal canal (vertebral canal) the canal formed by the series of vertebral foramina together, enclosing the spinal cord and meninges.Volkmann's c's canals communicating with the haversian canals, for passage of blood vessels through bone.

haversian canal

(hə-vûr′zhən)n. Any of various canals in compact bone through which blood vessels, nerve fibers, and lymphatics pass.

Haversian canal

one of many channels formed within bone by the development of OSTEOBLASTS in concentric rings around them, and whose function is to facilitate the linking of the living parts. Each canal may contain an artery, a vein and a nerve, and the canals ramify throughout the bone, communicating with the bone marrow and the PERIOSTEUM. The Haversian systems are mainly longitudinal, but cross-connections are present.
LegalSeeCanal

Haversian canal


Related to Haversian canal: Volkmann's canal, canaliculi
  • noun

Words related to Haversian canal

noun any of the many tiny canals that contain blood vessels and connective tissue and that form a network in bone

Related Words

  • duct
  • epithelial duct
  • canal
  • channel
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更新时间:2024/12/24 10:26:54