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mondofacto - Online Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 26/01/2008, UK Words: 116197

dorsal digital nerves of foot
Nerves supplying the skin of the dorsal aspect of the proximal and middle phalanges of the toes. ... Synonym: nervi digitales dorsales pedis, dorsal nerves of toes. ... (05 Mar 2000) ...

dorsal digital nerves of hand
Terminal branches of the radial and ulnar nerves in the hand supplying the skin of the dorsal surface of the proximal and middle phalanges of the fingers. ... Synonym: nervi digitales dorsales, dorsal digital nerves. ... (05 Mar 2000) ...

dorsal digital veins of foot
They receive intercapitular veins from the plantar venous arch, join to form four common dorsal digital veins, and terminate in the dorsal venous arch. ... Synonym: venae digitales dorsales pedis, dorsal digital veins of toes. ... (05 Mar 2000) ...

dorsal digital veins of toes
Synonym for dorsal digital veins of foot ... They receive intercapitular veins from the plantar venous arch, join to form four common dorsal digital veins, and terminate in the dorsal venous arch. ... Synonym: venae digitales dorsales pedis, dorsal digital veins of toes. ... (05 Mar 2000) ...

dorsal fascia of foot
The fascia that encloses the extensor tendons of the toes and blends with the inferior extensor retinaculum. ... Synonym: fascia dorsalis pedis. ... (05 Mar 2000) ...

dorsal fascia of hand
The deep fascia of the back of the hand continuous proximally with the extensor retinaculum. ... Synonym: fascia dorsalis manus. ... (05 Mar 2000) ...

dorsal flexure
A flexure in the mid-dorsal region in the embryo. ... (05 Mar 2000) ...

dorsal funiculus
Synonym for posterior funiculus ... (05 Mar 2000) ...

dorsal hood
Synonym for extensor digital expansion ... A triangular tendinous aponeurosis including the tendon of the extensor digitorum centrally, interosseus tendons on each side, and a lumbrical tendon laterally. It covers the dorsal aspect of the metacarpophalangeal joint and the proximal phalanx. ... Synonym: dorsal hood, extensor aponeurosis, extensor expa …

dorsal hypothalamic region
The portion of the hypothalamus located immediately ventral to the hypothalamic sulcus; contains small nuclei, some of which are associated with the ansa lenticularis and the entopeduncular nucleus. ... (05 Mar 2000) ...

dorsal interosseous artery
Synonym for posterior interosseous artery ... <anatomy, artery> Origin, common interosseous artery; distribution, posterior compartment of forearm. ... Synonym: arteria interossea posterior, dorsal interosseous artery. ... (05 Mar 2000) ...

dorsal interosseous muscles of foot
Four muscles in the foot; origin, from sides of adjacent metatarsal bones; insertion, first into medial, second into lateral side of proximal phalanx of second toe, third and fourth into lateral side of proximal phalanx of third and fourth toes; action, abduct toes 2-4 from an axis through the second toe; nerve supply, lateral plantar. ... Synonym: …

dorsal interosseous muscles of hand
Four muscles in the hand; origin, sides of adjacent metacarpal bones; insertion, proximal phalanges and extensor expansion, first on radial side of index, second on radial side of middle finger, third on ulnar side of middle finger, fourth on ulnar side of ring finger; action, abduct fingers 2-4 from the axis of the middle finger, nerve supply, uln …

dorsal interosseous nerve
Synonym for posterior interosseous nerve ... <anatomy, nerve> The deep terminal branch of the radial nerve, arises in the cubital region, penetrating and supplying the supinator and continuing with the posterior interosseous artery to supply all the extensor muscles in the forearm. ... Synonym: nervus interosseus posterior, nervus antebrachii p …

dorsal lateral cutaneous nerve
Synonym for lateral dorsal cutaneous nerve ... <anatomy, nerve> The continuation of the sural nerve in the foot, supplying the lateral margin and dorsum. ... Synonym: nervus cutaneus dorsalis lateralis, dorsal lateral cutaneous nerve. ... (05 Mar 2000) ...

dorsal lingual vein
<anatomy, vein> Multiple tributaries of the lingual vein draining the dorsum of the tongue, becoming increasingly larger toward the root of the tongue. ... Synonym: venae dorsales linguae. ... (05 Mar 2000) ...

dorsal longitudinal fasciculus
A bundle of thin, poorly myelinated nerve fibres reciprocally connecting the periventricular zone of the hypothalamus with ventral parts of the central gray substance of the midbrain. ... Synonym: fasciculus longitudinalis dorsalis, Schutz' bundle, tract of Schutz. ... (05 Mar 2000) ...

dorsal medial cutaneous nerve
Synonym for medial dorsal cutaneous nerve ... <anatomy, nerve> The medial terminal branch of the superficial peroneal nerve, supplying the dorsum of the foot and dorsal nerves to the toes (except adjacent sides of great and second toes). ... Synonym: nervus cutaneus dorsalis medialis, dorsal medial cutaneous nerve. ... (05 Mar 2000) ...

dorsal metacarpal artery
<anatomy, artery> One of four arteries taking origin from the dorsal carpal arch and running on the posterior aspect of the interosseous muscles of the hand. ... Synonym: arteria metacarpea dorsalis, dorsal interosseous artery. ... (05 Mar 2000) ...

dorsal metacarpal ligaments
Fibrous bands connecting the dorsal aspects of the bases of metacarpals two to five. ... Synonym: ligamenta metacarpalia dorsalia. ... (05 Mar 2000) ...

dorsal metacarpal veins
Three veins on the dorsum of the hand draining blood from the four medial digits into the dorsal venous network of the hand. ... Synonym: venae metacarpeae dorsales. ... (05 Mar 2000) ...

dorsal metatarsal artery
<anatomy, artery> One of four arteries arising from the dorsalis pedis (I) and arcuate (II-IV) arteries and running on the dorsum of the interosseous muscles of the foot. ... Synonym: arteria metatarsea dorsalis. ... (05 Mar 2000) ...

dorsal metatarsal ligaments
Fibrous bands that connect the dorsal aspects of the bases of the metatarsals. ... Synonym: ligamenta metatarsalia dorsalia. ... (05 Mar 2000) ...

dorsal metatarsal veins
Veins arising from the dorsal digital veins forming the dorsal venous arch of the foot. ... Synonym: venae metatarseae dorsales. ... (05 Mar 2000) ...

dorsal muscles
Synonym for muscles of the back ... The muscles of the back in general, including those attaching the shoulder girdle to the trunk posteriorly, the posterior serratus muscles, and the erector spinae. ... Synonym: musculi dorsi, dorsal muscles. ... (05 Mar 2000) ...

dorsal nasal artery
Origin, ophthalmic; external artery of the nose; distribution, skin of side of root of nose; anastomoses, angular artery. ... Synonym: arteria dorsalis nasi, arteria nasi externa, dorsal artery of nose, external artery of nose. ... (05 Mar 2000) ...

dorsal nerve of clitoris
The deep terminal branch of the pudendal, supplying especially the glans clitoridis after passing through the musculature of the urogenital diaphragm, to run along the dorsum of the clitoral shaft. ... Synonym: nervus dorsalis clitoridis. ... (05 Mar 2000) ...

dorsal nerve of penis
The deep terminal branch of the pudendal which runs through the urogenital diaphragm giving branches, then runs along the dorsum of the penis, supplying the skin of the penis, the prepuce, the corpora cavernosa, and the glans. ... Synonym: nervus dorsalis penis. ... (05 Mar 2000) ...

dorsal nerve of scapula
Synonym for dorsal scapular nerve ... <anatomy, nerve> Arises from ventral primary rami of the fifth to seventh cervical nerves and passes downward to supply the levator scapulae and the rhomboideus major and minor muscles. ... Synonym: nervus dorsalis scapulae, dorsal nerve of scapula, nerve to rhomboid, posterior scapular nerve. ... (05 Mar 20 …

dorsal nerves of toes
Synonym for dorsal digital nerves of foot ... Nerves supplying the skin of the dorsal aspect of the proximal and middle phalanges of the toes. ... Synonym: nervi digitales dorsales pedis, dorsal nerves of toes. ... (05 Mar 2000) ...

dorsal nucleus of trapezoid body
A circumscript, bipartite cell group located ventrolaterally in the lower pontine tegmentum, immediately dorsal to the trapezoid body; the nucleus receives fibres from both the ipsilateral and contralateral cochlear nuclei, and contributes fibres to the lateral (auditory) lemniscus of both sides. It is believed to be prominently involved in the fun …

dorsal pancreatic artery
<anatomy, artery> Origin, splenic; distribution, head and body of pancreas; anastomoses, superior pancreaticoduodenal. ... Synonym: arteria pancreatica dorsalis, great superior pancreatic artery. ... (05 Mar 2000) ...

dorsal part of pons
The part of the pons bounded laterally by the middle cerebellar peduncles and anteriorly by the ventral part of pons; it is continuous with the tegmentum of the mesencephalon and contains long tracts such as the medial and lateral lemnisci, cranial nerve nuclei, and reticular formation. ... Synonym: pars dorsalis pontis, tegmentum of pons. ... (05 Ma …

dorsal plate of neural tube
Synonym for roof plate ... The thin layer of the embryonic neural tube connecting the alar plate's dorsally. ... Synonym: dorsal plate of neural tube. ... (05 Mar 2000) ...

dorsal position
Synonym for supine position ... The posture of an individual lying face up. ... (12 Dec 1998) ...

dorsal radiocarpal ligament
<anatomy> The ligament that extends from the distal end of the radius posteriorly to the proximal row of carpal bones. ... Synonym: ligamentum radiocarpale dorsale. ... (05 Mar 2000) ...

dorsal reflex
Contraction of the muscles of the back elicited by cutaneous stimulation over the erector spinal muscle. ... (05 Mar 2000) ...

dorsal root
The sensory root of a spinal nerve, having a dorsal root ganglion containing the nerve cell bodies of the fibres conveyed by the root in its distal end. ... Synonym: radix posterior, radix sensoria, posterior root, radix dorsalis. ... (05 Mar 2000) ...

dorsal root ganglion
Synonym for spinal ganglion ... <anatomy> Enlargement of the dorsal root of the spinal cord containing cell bodies of afferent spinal neurons. Neural outgrowth from dorsal root ganglia has been studied extensively in vitro. ... (18 Nov 1997) ...

dorsal sacrococcygeal muscle
Synonym for dorsal sacrococcygeus muscle ... <anatomy> An inconstant and poorly developed muscle on the dorsal surfaces of the sacrum and coccyx, the remains of a portion of the tail musculature of lower animals. ... Synonym: musculus sacrococcygeus dorsalis, dorsal sacrococcygeal muscle, musculus extensor coccygis, musculus sacrococcygeus post …

dorsal sacrococcygeus muscle
<anatomy> An inconstant and poorly developed muscle on the dorsal surfaces of the sacrum and coccyx, the remains of a portion of the tail musculature of lower animals. ... Synonym: musculus sacrococcygeus dorsalis, dorsal sacrococcygeal muscle, musculus extensor coccygis, musculus sacrococcygeus posterior. ... (05 Mar 2000) ...

dorsal sacroiliac ligaments
Synonym for posterior sacroiliac ligaments ... The heavy fibrous bands that pass from the ilium to the sacrum posterior to the sacroiliac joint. ... Synonym: ligamenta sacroiliaca posteriora, dorsal sacroiliac ligaments, ligamentum sacroiliacum posterius. ... (05 Mar 2000) ...

dorsal scapular artery
<anatomy, artery> Origin, subclavian or as the deep branch of the transverse cervical; distribution, passes deep to the rhomboid muscles, supplying them and other muscles and skin along the vertebral border of the scapula; anastomoses, suprascapular and scapular circumflex. ... Synonym: arteria dorsalis scapulae, rami profundi arteriae transve …

dorsal scapular nerve
<anatomy, nerve> Arises from ventral primary rami of the fifth to seventh cervical nerves and passes downward to supply the levator scapulae and the rhomboideus major and minor muscles. ... Synonym: nervus dorsalis scapulae, dorsal nerve of scapula, nerve to rhomboid, posterior scapular nerve. ... (05 Mar 2000) ...

dorsal scapular vein
<anatomy, vein> The vena comitans of the descending scapular artery; it is a tributary to the subclavian or the external jugular vein. ... Synonym: vena scapularis dorsalis. ... (05 Mar 2000) ...

dorsal spine
Synonym for vertebral column ... The series of vertebrae that extend from the cranium to the coccyx, providing support and forming a flexible bony case for the spinal cord. ... Synonym: columna vertebralis, backbone, dorsal spine, rachis, spina dorsalis, spina, spina, spinal column, spine, vertebrarium. ... (05 Mar 2000) ...

dorsal surface
The dorsal surface of a structure such as the sacrum and the scapula. ... Synonym: facies dorsalis. ... (05 Mar 2000) ...

dorsal surface of digit
The dorsal surface of a finger or toe. ... Synonym: facies digitalis dorsalis. ... (05 Mar 2000) ...

dorsal surface of sacrum
The posterosuperior aspect of the sacrum marked by a median and two lateral sacral crests between which four dorsal sacral foramina are located on each side. ... Synonym: facies dorsalis ossis sacri. ... (05 Mar 2000) ...

dorsal surface of scapula
The outer aspect of the body of the scapula, subdivided by the prominent spine of the scapula into a smaller supraspinous fossa and a larger infraspinous fossa. ... Synonym: facies dorsalis scapulae. ... (05 Mar 2000) ...

dorsal talonavicular bone
An anomalous bone of the foot located near the head of the talus. ... Synonym: Pirie's bone. ... (05 Mar 2000) ...

dorsal talonavicular ligament
<anatomy> The broad band that passes from the dorsal side of the neck of the talus to the dorsal surface of the navicular bone. ... Synonym: ligamentum talonaviculare, talonavicular ligament. ... (05 Mar 2000) ...

dorsal tegmental decussation
See: tegmental decussations. ... (05 Mar 2000) ...

dorsal thoracic artery
Synonym for thoracodorsal artery ... <anatomy, artery> Origin, subscapular; distribution, muscles of upper part of back; anastomoses, branches of lateral thoracic. ... Synonym: arteria thoracodorsalis, dorsal thoracic artery. ... (05 Mar 2000) ...

dorsal vein of corpus callosum
Synonym for vena corporis callosi dorsalis ... It originates on the superior surface of the corpus callosum and runs posteriorly to terminate in the great cerebral vein. ... Synonym: dorsal callosal vein, dorsal vein of corpus callosum, posterior marginal vein, posterior pericallosal vein. ... (05 Mar 2000) ...

dorsal veins of clitoris
See: deep dorsal vein of clitoris, superficial dorsal veins of clitoris. ... (05 Mar 2000) ...

dorsal veins of penis
See: deep dorsal vein of penis, superficial dorsal veins of penis. ... (05 Mar 2000) ...

dorsal venous arch of foot
The arch in the subcutaneous tissue of the dorsum of the foot formed by the dorsal and digital veins; it unites medially with the dorsal vein of the great toe to form the great saphenous vein, and laterally with the dorsal vein of the little toe to form the small saphenous. ... Synonym: arcus venosus dorsalis pedis. ... (05 Mar 2000) ...

dorsal venous network of foot
A superficial network of fine veins on the dorsum of the foot. ... Synonym: rete venosum dorsale pedis. ... (05 Mar 2000) ...

dorsal venous network of hand
A superficial network of veins on the dorsum of the hand emptying into the cephalic and the basilic veins. ... Synonym: rete venosum dorsale manus. ... (05 Mar 2000) ...

dorsal vertebrae
An archaic term for thoracic vertebrae. ... (05 Mar 2000) ...

dorsalgia
Pain in the upper back. ... Synonym: dorsodynia. ... Origin: L. Dorsum, back, + G. Algos, pain ... (05 Mar 2000) ...

dorsalin 1
Protein that stimulates neural crest differentiaiton, neurite growth, bone growth and wound healing. ... (18 Nov 1997) ...

dorsalis
Synonym: posterior. ... Origin: L. ... (05 Mar 2000) ...

dorsalis pedis artery
<anatomy, artery> Continuation of anterior tibial artery after crossing ankle; branches, lateral tarsal, arcuate, dorsal metatarsal; a continuation of the anterior tibial; anastomoses, with the lateral plantar to form the plantar arch. ... Synonym: arteria dorsalis pedis, dorsal artery of foot. ... (05 Mar 2000) ...

Dorset, Marion
<person> U.S. Bacteriologist, 1872-1935. ... See: Dorset's culture egg medium. ... (05 Mar 2000) ...

Dorset's culture egg medium
A medium for cultivating Mycobacterium tuberculosis; it consists of the whites and yolks of four fresh eggs and a solution of sodium chloride. ... (05 Mar 2000) ...

dorsiduct
To draw backward or toward the back. ... Origin: L. Dorsum, back, + duco, pp. Ductus, to draw ... (05 Mar 2000) ...

dorsifixed
Attached at or by the back. ... (09 Oct 1997) ...

dorsiflexion
Turning upward of the foot or toes or of the hand or fingers. ... (05 Mar 2000) ...

dorsiscapular
Relating to the dorsal surface of the scapula. ... (05 Mar 2000) ...

dorsispinal
Relating to the vertebral column, especially to its dorsal aspect. ... (05 Mar 2000) ...

dorsispinal veins
Vein's forming a plexus around the neural arches and processes of the vertebrae. ... (05 Mar 2000) ...

dorsiventral
Having structurally different upper and lower surfaces. ... (09 Oct 1997) ...

dorsocephalad
Toward the occiput, or back of the head. ... Origin: L. Dorsum, back, + G. Kephale, head, + L. Ad, to ... (05 Mar 2000) ...

dorsodynia
Synonym: dorsalgia. ... Origin: L. Dorsum, back, + G. Odyne, pain ... (05 Mar 2000) ...

dorsolateral
Relating to the back and the side. ... (05 Mar 2000) ...

dorsolateral fasciculus
A longitudinal bundle of thin, unmyelinated and poorly myelinated fibres capping the apex of the posterior horn of the spinal gray matter, composed of posterior root fibres and short association fibres that interconnect neighboring segments of the posterior horn. ... Synonym: fasciculus dorsolateralis, tractus dorsolateralis, dorsolateral tract, fas …

dorsolateral plate of neural tube
Synonym for alar lamina of neural tube ... The dorsal division of the lateral walls of the neural tube in the embryo; it gives rise to neurons relaying afferent impulses to higher centres; in the adult such neurons compose the sensory nuclei of the spinal cord and brainstem. ... Synonym: lamina alaris, alar plate of neural tube, dorsolateral plate of …

dorsolateral tract
Synonym for dorsolateral fasciculus ... A longitudinal bundle of thin, unmyelinated and poorly myelinated fibres capping the apex of the posterior horn of the spinal gray matter, composed of posterior root fibres and short association fibres that interconnect neighboring segments of the posterior horn. ... Synonym: fasciculus dorsolateralis, tractus …

dorsolumbar
Referring to the back in the region of the lower thoracic and upper lumbar vertebrae. ... (05 Mar 2000) ...

dorsomedial hypothalamic nucleus
An aggregation of cells in the middle hypothalamus dorsal to the ventromedial nucleus and bordering the third ventricle. ... (12 Dec 1998) ...

dorsomedial nucleus
Synonym for medial nucleus of thalamus ... A large, composite cell group in the dorsomedial region of the thalamus having reciprocal connections with the entire extent of the frontal cortex anterior to the motor cortex (area 4) and premotor cortex (area 6). The afferent connections of the medial nucleus also include projections from the olfactory co …

dorsomedial nucleus of hypothalamus
An oval cluster of cells located dorsal to the ventromedial hypothalamic nucleus. ... Synonym: nucleus dorsomedialis hypothalami, dorsomedial hypothalamic nucleus. ... (05 Mar 2000) ...

dorsosacral position
Synonym for lithotomy position ... A supine position with buttocks at the end of the operating table, the hips and knees being fully flexed with feet strapped in position. ... Synonym: dorsosacral position. ... (05 Mar 2000) ...

dorsoventrad
In a direction from the dorsal to the ventral aspect. ... (05 Mar 2000) ...

dorsum ephippii
Synonym for dorsum sellae ... A square portion of bone on the body of the sphenoid posterior to the sella turcica or hypophysial fossa. ... Synonym: dorsum ephippii. ... (05 Mar 2000) ...

dorsum linguae
Synonym for dorsum of tongue ... The back of the tongue; the upper surface of the tongue divided by the sulcus terminalis into an anterior two-thirds, the pars presulcalis (presulcal part), and a posterior one-third, the pars postsulcalis (postsulcal part). ... Synonym: dorsum linguae. ... (05 Mar 2000) ...

dorsum manus
Synonym for dorsum of hand ... The back of the hand. ... Synonym: dorsum manus. ... (05 Mar 2000) ...

dorsum nasi
Synonym for dorsum of nose ... The external ridge of the nose, looking forward and upward. ... Synonym: dorsum nasi. ... (05 Mar 2000) ...

dorsum of foot
The back, or upper surface, of the foot. ... Synonym: dorsum pedis. ... (05 Mar 2000) ...

dorsum of hand
The back of the hand. ... Synonym: dorsum manus. ... (05 Mar 2000) ...

dorsum of nose
The external ridge of the nose, looking forward and upward. ... Synonym: dorsum nasi. ... (05 Mar 2000) ...

dorsum of penis
The aspect of the penis opposite to that of the urethra. ... Synonym: dorsum penis. ... (05 Mar 2000) ...

dorsum of tongue
The back of the tongue; the upper surface of the tongue divided by the sulcus terminalis into an anterior two-thirds, the pars presulcalis (presulcal part), and a posterior one-third, the pars postsulcalis (postsulcal part). ... Synonym: dorsum linguae. ... (05 Mar 2000) ...

dorsum pedis
Synonym for dorsum of foot ... The back, or upper surface, of the foot. ... Synonym: dorsum pedis. ... (05 Mar 2000) ...

dorsum pedis reflex
Synonym for Bechterew-Mendel reflex ... Percussion of the dorsum of the foot causes flexion of the toes; present in a pyramidal lesion. ... Synonym: dorsum pedis reflex, Mendel-Bechterew reflex. ... (05 Mar 2000) ...

dorsum penis
Synonym for dorsum of penis ... The aspect of the penis opposite to that of the urethra. ... Synonym: dorsum penis. ... (05 Mar 2000) ...

dorsum scapulae
The posterior surface of the scapula. ... (05 Mar 2000) ...

dorsum sellae
A square portion of bone on the body of the sphenoid posterior to the sella turcica or hypophysial fossa. ... Synonym: dorsum ephippii. ... (05 Mar 2000) ...