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

exstipulate
Without stipules. ... (09 Oct 1997) ...

exstrophy of the bladder
A congenital gap in the anterior wall of the bladder and the abdominal wall in front of it, the posterior wall of the bladder being exposed. ... Synonym: ectopia vesicae. ... (05 Mar 2000) ...

exstrophy of the cloaca
A developmental anomaly in which an area of intestinal mucosa is interposed between two separate areas of the urinary bladder. ... Synonym: ectopia cloacae. ... (05 Mar 2000) ...

extemporaneous mixture
A mixture prepared at the time ordered, according to the directions of a prescription, as distinguished from a stock preparation. ... (05 Mar 2000) ...

extend
To straighten a limb, to diminish or extinguish the angle formed by flexion; to place the distal segment of a limb in such a position that its axis is continuous with that of the proximal segment. ... Origin: L. Ex-tendo, pp. -tensus, to stretch out ... (05 Mar 2000) ...

extended clasp
A clasp that extends from its minor connector along the lingual and/or facial surface of two or more teeth. ... (05 Mar 2000) ...

extended family
A group of persons comprising members of several generations united by blood, adoptive, marital or equivalent ties. ... (05 Mar 2000) ...

extended family therapy
A type of family therapy that involves family members outside the nuclear family and who are closely associated with it and affect it. ... (05 Mar 2000) ...

extended insulin zinc suspension
A long-acting insulin suspension, obtained from beef, with an approximate time of onset of 7 hours and a duration of action of 36 hours. ... Synonym: crystalline insulin zinc suspension. ... (05 Mar 2000) ...

extended pyelotomy
<procedure> Extension of a standard pyelotomy into the lower pole infundibulum through the avascular plane between the posterior and basilar segmental renal arteries. ... Synonym: Gil-Vernet operation. ... (05 Mar 2000) ...

extended radical mastectomy
<procedure> Excision of the entire breast including the nipple, areola, and overlying skin, as well as the pectoral muscles and the lymphatic-bearing tissues of the axilla and chest wall and internal mammary chain of lymph nodes. ... (05 Mar 2000) ...

extensin
<protein> Glycoprotein of the plant cell wall, characterised by its high hydroxyproline content. Carbohydrate side chains are composed of simple galactose residues and oligosaccharides containing 1 to 4 arabinose residues. Part of a larger class of hydroxyproline rich glycoproteins. Function uncertain. ... (18 Nov 1997) ...

extension
1. <orthopaedics> The movement by which the two elements of any jointed part are drawn away from each other. ... 2. <anatomy> A movement which brings the members of a limb into or toward a straight relation. ... Origin: L. Extensio ... (18 Nov 1997) ...

extension bridge
Synonym for cantilever bridge ... A fixed partial bridge denture in which the pontic is retained only on one side by an abutment tooth. ... Synonym: extension bridge. ... (05 Mar 2000) ...

extension form
The extension of the cavity preparation outline form to include areas of incipient carious lesions; this extension provides a dental restoration with margins that are self-cleansing or easily cleaned. ... (05 Mar 2000) ...

extensive properties
<chemistry> Properties which are dependent on the amount of the substance. ... (09 Jan 1998) ...

extensor aponeurosis
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 …

extensor carpi radialis brevis
<anatomy, muscle> Origin, lateral epicondyle of humerus; insertion, base of third metacarpal bone; action, extends and abducts wrist radialward; nerve supply, radial. ... Synonym: musculus extensor carpi radialis brevis, short radial extensor muscle of wrist. ... (05 Mar 2000) ...

extensor carpi radialis longus
<anatomy, muscle> Origin, lateral supracondylar ridge of humerus; insertion, back of base of second metacarpal bone; action, extends and deviates wrist radialward; nerve supply, radial. ... Synonym: musculus extensor carpi radialis longus, long radial extensor muscle of wrist. ... (05 Mar 2000) ...

extensor carpi ulnaris
<anatomy, muscle> Origin, lateral epicondyle of humerus (humeral head) and oblique line and posterior border of ulna (ulnar head); insertion, base of fifth metacarpal bone; action, extends and abducts wrist ulnarward; nerve supply, radial (posterior interosseous). ... Synonym: musculus extensor carpi ulnaris, ulnar extensor muscle of wrist. …

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 expansion. ... (05 Mar 2000) ...

extensor digiti minimi
<anatomy, muscle> Origin, lateral epicondyle of humerus; insertion, dorsum of proximal, middle, and distal phalanges of little finger; action, extends fingers; nerve supply, radial (posterior interosseous). ... Synonym: musculus extensor digiti minimi, extensor muscle of little finger, musculus extensor digiti quinti proprius, musculus extenso …

extensor digitorum
<anatomy, muscle> Origin, lateral epicondyle of humerus; insertion, by four tendons into the base of the proximal and middle and base of the second and third phalanges of 4 fingers; action, extends fingers and hand; nerve supply, radial (posterior interosseous). ... Synonym: musculus extensor digitorum, extensor muscle of fingers, musculus ext …

extensor digitorum brevis
1. <anatomy, muscle> (foot) Origin, dorsal surface of calcaneus; insertion, by four tendons fusing with those of the extensor digitorum longus, and by a slip attached independently to the base of the proximal phalanx of the great toe; action, extends toes; nerve supply, deep peroneal. ... Synonym: musculus extensor digitorum brevis, musculus e …

extensor digitorum longus
<anatomy, muscle> Origin, lateral condyle of tibia, upper two-thirds of anterior margin of fibula; insertion, by four tendons to the dorsal surfaces of the bases of the proximal, middle, and distal phalanges of the second to fifth toes; action, extends the four lateral toes; nerve supply, deep branch of peroneal. ... Synonym: musculus extensor …

extensor expansion
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 …

extensor hallucis brevis
<anatomy, muscle> The medial belly of extensor digitorum brevis musculus, the tendon of which is inserted into the base of the proximal phalanx of the great toe. ... Synonym: musculus extensor hallucis brevis, short extensor muscle of great toe. ... (05 Mar 2000) ...

extensor hallucis longus
<anatomy, muscle> Origin, lateral surface of tibia and interosseous membrane; insertion, base of distal phalanx of great toe; action, extends the great toe; nerve supply, anterior tibial. ... Synonym: musculus extensor hallucis longus, long extensor muscle of great toe. ... (05 Mar 2000) ...

extensor indicis
<anatomy, muscle> Origin, dorsal surface of ulna; insertion, dorsal extensor aponeurosis of index finger; action, assists in extending the forefinger; nerve supply, radial. ... Synonym: musculus extensor indicis, index extensor muscle, musculus extensor indicis proprius. ... (05 Mar 2000) ...

extensor indicis proprius
<anatomy, muscle> Origin, posterior shaft of ulna and interossei membrane; insertion, tendon of extensor tendon of the index finger; action, extends and adducts index finger. ... (06 Mar 2000) ...

extensor muscle of fingers
Synonym for extensor digitorum ... <anatomy, muscle> Origin, lateral epicondyle of humerus; insertion, by four tendons into the base of the proximal and middle and base of the second and third phalanges of 4 fingers; action, extends fingers and hand; nerve supply, radial (posterior interosseous). ... Synonym: musculus extensor digitorum, extens …

extensor muscle of little finger
Synonym for extensor digiti minimi ... <anatomy, muscle> Origin, lateral epicondyle of humerus; insertion, dorsum of proximal, middle, and distal phalanges of little finger; action, extends fingers; nerve supply, radial (posterior interosseous). ... Synonym: musculus extensor digiti minimi, extensor muscle of little finger, musculus extensor di …

extensor pollicis brevis
<anatomy, muscle> Origin, dorsal surface of radius; insertion, base of proximal phalanx of thumb; action, extends and abducts the thumb; nerve supply, radial. ... Synonym: musculus extensor pollicis brevis, musculus extensor brevis pollicis, short extensor muscle of thumb. ... (05 Mar 2000) ...

extensor pollicis longus
<anatomy, muscle> Origin, posterior surface of ulna; insertion, base of distal phalanx of thumb; action, extends distal phalanx of thumb; nerve supply, radial. ... Synonym: musculus extensor pollicis longus, long extensor muscle of thumb, musculus extensor longus pollicis. ... (05 Mar 2000) ...

extensor retinaculum
A strong fibrous band formed as a thickening of the antebrachial deep fascia, stretching obliquely across the back of the wrist, attaching deeply to ridges on the dorsal aspect of the radius, triquetral and pisiform bones, binding down the extensor tendons of the fingers and thumb. ... Synonym: retinaculum extensorum, dorsal carpal ligament, ligamen …

exterior
1. External; outward; pertaining to that which is external; opposed to interior; as, the exterior part of a sphere. 'Sith nor the exterior nor the inward man Resemble that it was.' (Shak) ... 2. External; on the outside; without the limits of; extrinsic; as, an object exterior to a man, opposed to what is within, or in his mind. 'Without exterior he …

exteriorise
1. To direct a patient's interests, thoughts, or feelings into a channel leading outside the self, to some definite aim or object. ... 2. To expose an organ temporarily for observation, or permanently for purposes of physiologic experiment, e.g., fixation of a segment of bowel with blood supply intact to the outer aspect of the abdominal wall. ... (0 …

exterminate
1. To drive out or away; to expel. 'They deposed, exterminated, and deprived him of communion.' (Barrow) ... 2. To destroy utterly; to cut off; to extirpate; to annihilate; to root out; as, to exterminate a colony, a tribe, or a nation; to exterminate error or vice. 'To explode and exterminate rank atheism.' (Bentley) ... 3. <mathematics> To el …

extern
An advanced student or recent graduate who assists in the medical or surgical care of hospital patients; formerly, one who lived outside of the institution. ... Origin: F. Externe, outside, a day scholar ... (05 Mar 2000) ...

external
<anatomy> Situated or occurring on the outside, many anatomical structures formerly called external are now more correctly termed lateral. ... Origin: L. Externus = outside ... (18 Nov 1997) ...

external absorption
The absorption of substances through skin, mucocutaneous surfaces, or mucous membranes. ... (05 Mar 2000) ...

external acoustic foramen
Synonym for opening of external acoustic meatus ... The orifice of the external acoustic meatus in the tympanic portion of the temporal bone. ... Synonym: porus acusticus externus, external acoustic foramen, external acoustic pore, external auditory pore, external auditory foramen, orifice of external acoustic meatus. ... (05 Mar 2000) ...

external acoustic meatus
The passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of a bony (inner) portion and a fibrocartilaginous (outer) portion, the cartilaginous external acoustic meatus. ... Synonym: meatus acusticus externus, acoustic meatus, antrum auris, auditory canal, external auditory m …

external acoustic pore
Synonym for opening of external acoustic meatus ... The orifice of the external acoustic meatus in the tympanic portion of the temporal bone. ... Synonym: porus acusticus externus, external acoustic foramen, external acoustic pore, external auditory pore, external auditory foramen, orifice of external acoustic meatus. ... (05 Mar 2000) ...

external anal sphincter
A fusiform ring of striated muscular fibres surrounding the anus, attached posteriorly to the coccyx and anteriorly to the central tendon of the perineum; it is subdivided, often indistinctly, into a subcutaneous part, a superficial part and a deep part for descriptive purposes. ... Synonym: musculus sphincter ani externus, external sphincter muscle …

external arcuate fibres
They include: 1) dorsal external arcuate fibres that arise from cells in the accessory or lateral cuneate nucleus and pass to the cerebellum; 2) ventral external arcuate fibres that arise from the arcuate nuclei at the base of the medulla oblongata and pass around the lateral surface of the medulla; both enter the cerebellum as components of the re …

external artery of nose
Synonym for 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) ...

external auditory foramen
Synonym for opening of external acoustic meatus ... The orifice of the external acoustic meatus in the tympanic portion of the temporal bone. ... Synonym: porus acusticus externus, external acoustic foramen, external acoustic pore, external auditory pore, external auditory foramen, orifice of external acoustic meatus. ... (05 Mar 2000) ...

external auditory meatus
Synonym for external acoustic meatus ... The passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of a bony (inner) portion and a fibrocartilaginous (outer) portion, the cartilaginous external acoustic meatus. ... Synonym: meatus acusticus externus, acoustic meatus, antrum au …

external axis of eye
That part of the optic axis from the midpoint of anterior surface of the cornea to the posterior surface of the posterior pole of the external surface of the sclera. ... Synonym: axis bulbi externus. ... (05 Mar 2000) ...

external base of skull
External aspect of the base of skull ... Synonym: norma basilaris, basis cranii externa, norma inferior, norma ventralis. ... (05 Mar 2000) ...

external branch of accessory nerve
<anatomy, nerve> Portion of the accessory nerve trunk which exits independently from the jugular foramen, carrying fibres from the spinal root of the accessory nerve to the sternocleidomastoid and trapezius muscle. ... (05 Mar 2000) ...

external canthus
Synonym for lateral angle of eye ... The angle formed by the junction of the lateral parts of the upper and lower eyelids. ... Synonym: angulus oculi lateralis, angulus oculi temporalis, external canthus, lateral canthus. ... (05 Mar 2000) ...

external capsule
A thin lamina of white substance separating the claustrum from the putamen. It joins the internal capsule at either extremity of the putamen, forming a capsule of white matter external to the lenticular nucleus. ... Synonym: capsula externa, periclaustral lamina. ... (05 Mar 2000) ...

external cardiac massage
Synonym for closed chest massage ... Rhythmic compression of the heart between sternum and spine by depressing the lower sternum backward with the heels of the hands, the patient lying supine. ... Synonym: external cardiac massage. ... (05 Mar 2000) ...

external carotid artery
<anatomy, artery> Origin, common carotid at C-4 vertebral level; branches, superior thyroid, lingual, facial, occipital, posterior auricular, ascending pharyngeal, and terminal branches, maxillary and superficial temporal at level of neck of mandible. ... Synonym: arteria carotis externa. ... (05 Mar 2000) ...

external carotid nerves
A number of sympathetic nerve fibres conveyed via the cephalic arterial ramus of the sympathetic trunk which extends from the superior cervical ganglion to the external carotid artery, forming the external carotid plexus. ... Synonym: nervi carotici externi. ... (05 Mar 2000) ...

external carotid plexus
An autonomic plexus formed by the external carotid nerves surrounding the artery of the same name, and giving origin to a number of secondary plexus's along the branches of this artery and to branches to the carotid body. ... Synonym: plexus caroticus externus. ... (05 Mar 2000) ...

external cephalic version
Version performed entirely by external manipulation. ... See: cephalic version. ... (05 Mar 2000) ...

external conjugate
The distance in a straight line between the depression under the last spinous process of the lumbar vertebrae and the upper edge of the pubic symphysis. ... Synonym: Baudelocque's diameter, external conjugate diameter. ... (05 Mar 2000) ...

external conjugate diameter
Synonym for external conjugate ... The distance in a straight line between the depression under the last spinous process of the lumbar vertebrae and the upper edge of the pubic symphysis. ... Synonym: Baudelocque's diameter, external conjugate diameter. ... (05 Mar 2000) ...

external cuneate nucleus
Synonym for accessory cuneate nucleus ... A cell group lateral to the cuneate nucleus which receives posterior-root fibres corresponding to the proprioceptive innervation of the arm and hand; it projects to the cerebellum by way of the cuneocerebellar tract, and can be considered the upper-extremity equivalent of the thoracic nucleus. ... Synonym: nu …

external defibrillator
A defibrillator that delivers its defibrillating shock through the unopened chest wall. ... (05 Mar 2000) ...

external dental epithelium
External enamel epithelium, the cuboidal cells of the outer layer of the odontogenic organ of a developing tooth. ... (05 Mar 2000) ...

external ear
Which includes the auricle and the external acoustic, or auditory, meatus; the middle ear or the tympanic cavity with its ossicles; and the internal ear or inner ear, or labyrinth, which includes the semicircular canals, vestibule, and cochlea. ... See: auricle. ... Synonym: auris. ... Origin: A.S. Eare ... (05 Mar 2000) ...

external exudative retinopathy
See: exudative retinitis. ... (05 Mar 2000) ...

external female genital organs
The external feminine genital organs, the vulva and clitoris. ... Synonym: organa genitalia feminina externa. ... (05 Mar 2000) ...

external fistula
A fistula between a hollow viscus and the skin. ... (05 Mar 2000) ...

external fixation
<orthopaedics> The use of a special metal orthopaedic device (external fixator) to stabilise regions of bone. The majority of this special metal hardware is placed outside of the skin. ... See: internal fixation. ... (27 Sep 1997) ...

external fixators
External devices which hold wires or pins that are placed through one or both cortices of bone in order to hold the position of a fracture in proper alignment. These devices allow easy access to wounds, adjustment during the course of healing, and more functional use of the limbs involved. ... (12 Dec 1998) ...

external genitalia
The vulva in the female, and the penis and scrotum in the male. ... (05 Mar 2000) ...

external haemorrhoid
Varicose dilatation of a vein of the external haemorrhoidal plexus, usually situated distal to the anal sphincter. ... (05 Mar 2000) ...

external haemorrhoids
Dilated veins forming tumours at the outer side of the external sphincter. ... (05 Mar 2000) ...

external hydrocephalus
Accumulation of fluid in the subarachnoid spaces of the brain, accumulation of fluid in the subdural space owing to a persistent communication between the subarachnoid and subdural spaces. ... (05 Mar 2000) ...

external iliac artery
<anatomy, artery> Origin, common iliac; branches, inferior epigastric, deep circumflex iliac; becomes the femoral at the inguinal ligament. ... Synonym: arteria iliaca externa. ... (05 Mar 2000) ...

external iliac plexus
A lymphatic plexus formed by the lymph nodes along the external iliac artery on either side, and their afferent and efferent vessels. ... Synonym: plexus iliacus externus. ... (05 Mar 2000) ...

external iliac vein
<anatomy, vein> A direct continuation of the femoral vein superior to the inguinal ligament, uniting with the internal iliac vein to form the common iliac vein. ... Synonym: vena iliaca externa. ... (05 Mar 2000) ...

external inguinal ring
Synonym for superficial inguinal ring ... The slit-like opening in the aponeurosis of the external oblique muscle of the abdominal wall through which the spermatic cord (round ligament in the female) and inguinal hernias emerge from the inguinal canal. ... See: aponeurosis of external abdominal oblique muscle. ... Synonym: annulus inguinalis superfici …

external intercostal membrane
The membrane that replaces the external intercostal muscle anteriorly between costal cartilages. ... Synonym: membrana intercostalis externa. ... (05 Mar 2000) ...

external intercostal muscles
Each arises from lower border of one rib and pass obliquely downward and forward to be inserted into the upper border of rib below; action, contract during inspiration, also maintain tension in the intercostal spaces to resist mediolateral movement; nerve supply, intercostal. ... Synonym: musculus intercostales externi. ... (05 Mar 2000) ...

external jugular vein
<anatomy, vein> Superficial vein formed inferior to the parotid gland by the junction of the posterior auricular vein and the retromandibular vein, and passes down the side of the neck crossing to the sternocleidomastoid muscle vertically to empty into the subclavian vein. ... Synonym: vena jugularis externa. ... (05 Mar 2000) ...

external lip of iliac crest
The roughened outer margin of the crest that gives attachment to the external oblique and latissimus dorsi muscles above and to the fasciae latae and the tensor fascia lata muscle below. ... Synonym: labium externum cristae iliacae. ... (05 Mar 2000) ...

external male genital organs
The external masculine genital organs, the penis and scrotum. ... Synonym: organa genitalia masculina externa. ... (05 Mar 2000) ...

external malleolar sign
Synonym for Chaddock sign ... <clinical sign> When the external malleolar skin area is irritated, extension of the great toe occurs in cases of organic disease of the corticospinal reflex paths. ... Synonym: Chaddock reflex, external malleolar sign. ... (05 Mar 2000) ...

external malleolus
Synonym for lateral malleolus ... The process at the lateral side of the lower end of the fibula, forming the projection of the lateral part of the ankle; the lateral malleolus is more inferiorly placed then the medial malleolus. ... Synonym: malleolus lateralis, external malleolus, extramalleolus, outer malleolus. ... (05 Mar 2000) ...

external mammary artery
Synonym for lateral thoracic artery ... <anatomy, artery> Origin, axillary; distribution, muscles of chest and mammary gland. ... Synonym: arteria thoracica lateralis, external mammary artery, long thoracic artery. ... (05 Mar 2000) ...

external matrix
The substance occupying the space between the inner and outer membrane of any organelle (e.g., mitochondria) with a double membrane. ... (05 Mar 2000) ...

external maxillary artery
Synonym for facial artery ... <anatomy, artery> Origin, external carotid; branches, ascending palatine, tonsillar and glandular branches, submental, inferior labial, superior labial, masseteric, buccal, lateral nasal branches, and angular. ... Synonym: arteria facialis, arteria maxillaris externa, external maxillary artery. ... (05 Mar 2000) ...

external maxillary plexus
Synonym for facial plexus ... An autonomic plexus on the facial artery derived from the external carotid plexus; it sends a branch to the submandibular ganglion. ... Synonym: external maxillary plexus, plexus maxillaris externus. ... (05 Mar 2000) ...

external medium
Synonym for external phase ... The medium or fluid in which a disperse is suspended. ... Synonym: continuous phase, dispersion medium, dispersion phase, external medium. ... (05 Mar 2000) ...

external meningitis
Synonym for pachymeningitis externa ... Inflammation of the outer surface of the dura mater. ... Synonym: epidural meningitis, external meningitis. ... (05 Mar 2000) ...

external naris
Synonym for nostril ... 1. <anatomy> One of the external openings of the nose, which give passage to the air breathed and to secretions from the nose and eyes; one of the anterior nares. ... In sperm whales, porpoises, and allied animals, there is only one nostril, which is situated on the top of the head and called a spiracle. ... 2. Perception …

external nasal branches
Branches to external aspect of nose. The external nasal branches of 1) infraorbital nerve, rami nasales externii nervi infraorbitalis, 2) nasociliary nerve, rami nasales externi nervi ethmoidalis anterioris. ... Synonym: rami nasales externi. ... (05 Mar 2000) ...

external nasal veins
Several vessels that drain the external nose, emptying into the angular or facial vein. ... Synonym: venae nasales externae. ... (05 Mar 2000) ...

external nose
The visible portion of the nose which forms a prominent feature of the face; it consists of a root, dorsum and apex from above downward and is perforated inferiorly by two nostrils separated by a septum. ... Synonym: nasus externus, nasus. ... (05 Mar 2000) ...

external nuclear layer of retina
Synonym for neuroepithelial layer of retina ... The outermost layer of the cerebral layer of retina, composed of the primary receptor cells of the retina; the stratum consists of two sublayers: 1) an external layer made up of the rods and cones, the photosensitive processes of the receptor cells, and 2) the external nuclear layer containing the cell …

external oblique
<anatomy, muscle> Origin, fifth to twelfth ribs; insertion, anterior half of lateral lip of iliac crest, inguinal ligament, and anterior layer of the rectus sheath; action, diminishes capacity of abdomen, draws thorax downward; nerve supply, thoracoabdominal nerves. ... Synonym: musculus obliquus externus abdominis, abdominal external oblique …

external oblique reflex
Contraction of the external oblique and rectus abdominis muscles upon tapping the anterior and outer part of the lower thoracic wall. ... (05 Mar 2000) ...

external oblique ridge
A horizontal bony crest on the external surface of the body of the mandible, inferior to the alveolar bone, marking the site of attachment of the buccinator muscle. ... (05 Mar 2000) ...

external obturator muscle
Synonym for obturator externus ... <anatomy, muscle> Origin, lower half of margin of obturator foramen and adjacent part of external surface of obturator membrane; insertion, trochanteric fossa of greater trochanter; action, rotates thigh laterally; nerve supply, obturator. ... Synonym: musculus obturator externus, external obturator muscle. …