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

saccharum lactis
Synonym for lactose ... The major sugar in human and bovine milk. Conversion of lactose to lactic acid by Lactobacilli etc. Is important in the production of yoghurt and cheese. ... (18 Nov 1997) ...

sacciform recess
An extension of the cavity of the distal radioulnar articulation proximad between the two bones, an extension of the capsule of the elbow joint at the neck of the radius. ... Synonym: recessus sacciformis. ... (05 Mar 2000) ...

saccoglossa
<zoology> Same as Pellibranchiata. ... Origin: NL, fr. L. Saccus a sack + Gr. A tongue. ... (01 Mar 1998) ...

saccular aneurysm
A saclike bulging on one side of an artery. ... Synonym: ampullary aneurysm. ... (05 Mar 2000) ...

saccular bronchiectasis
Bronchiectasis resulting in dilated bronchi of saccular or irregular shape. ... See: cystic bronchiectasis. ... (05 Mar 2000) ...

saccular gland
A single alveolar gland. ... (05 Mar 2000) ...

saccular nerve
<anatomy, nerve> A branch of the vestibular nerve going to the macula of the sacculus. ... Synonym: nervus saccularis. ... (05 Mar 2000) ...

saccular spot
Synonym for macula of saccule ... The oval neuroepithelial sensory receptor in the anterior wall of the saccule; hair cells of the neuroepithelium support the statoconial membrane and have terminal arborizations of vestibular nerve fibres around their bodies. ... Synonym: macula sacculi, saccular spot. ... (05 Mar 2000) ...

sacculated pleurisy
Pleurisy with the inflammatory exudate divided into separate regions by adhesions or inflammatory changes. ... (05 Mar 2000) ...

sacculation
1. A structure formed by a group of sacs. ... 2. The formation of a sac or pouch. ... (05 Mar 2000) ...

sacculation of colon
Synonym for haustra of colon ... <anatomy> The sacculations of the colon, caused by the teniae, or longitudinal bands, which are slightly shorter than the gut so that the latter is thrown into tucks or pouches. ... Synonym: haustra coli, haustrations of colon, sacculation of colon. ... (05 Mar 2000) ...

saccule and utricle
Two membranous sacs within the vestibule of the inner ear. The smaller, the saccule, lies near the opening of the scala vestibuli. The larger, the utricle, is in the superoposterior part of the vestibule. Both receive filaments from the acoustic nerve. ... (12 Dec 1998) ...

saccule of larynx
A small diverticulum provided with mucous glands extending upward from the ventricle of the larynx between the vestibular fold and the lamina of the thyroid cartilage; it is a vestigial structure, being a much larger structure interdigitating with the neck musculature in some of the great apes where it serves as a resonating chamber. ... Synonym: sa …

sacculi
The pleural of sacculus. ... (05 Mar 2000) ...

sacculocochlear
Relating to the sacculus and the membranous cochlea of the ear. ... (21 Jun 2000) ...

sacculus alveolaris
Synonym for alveolar sac ... Terminal dilation of the alveolar ducts that give rise to alveoli in the lung; a small air chamber in the pulmonary tissue from which the pulmonary alveoli project like bays and into which an alveolar duct opens; in birds, air-containing extensions of bronchi that connect with bone cavities. ... Synonym: sacculus alveolar …

sacculus communis
Synonym for utricle ... A small bladder, a membranous bladder-like sac enclosing an ovary or fruit. ... (09 Oct 1997) ...

sacculus endolymphaticus
Synonym for endolymphatic sac ... The blind pouch at the end of the endolymphatic duct. ... (12 Dec 1998) ...

sacculus lacrimalis
Synonym for lacrimal sac ... The upper portion of the nasolacrimal duct into which empty the two lacrimal canaliculi; empty. ... Synonym: saccus lacrimalis, dacryocyst, sacculus lacrimalis, tear sac. ... (05 Mar 2000) ...

sacculus laryngis
Synonym for saccule of larynx ... A small diverticulum provided with mucous glands extending upward from the ventricle of the larynx between the vestibular fold and the lamina of the thyroid cartilage; it is a vestigial structure, being a much larger structure interdigitating with the neck musculature in some of the great apes where it serves as a r …

saccus conjunctivae
Synonym for conjunctival sac ... The space bound by the conjunctival membrane between the palpebral and bulbar conjunctiva; into which the lacrimal fluid is secreted; it opens anteriorly between the eyelids. ... Synonym: saccus conjunctivae. ... (05 Mar 2000) ...

saccus endolymphaticus
Synonym for endolymphatic sac ... The blind pouch at the end of the endolymphatic duct. ... (12 Dec 1998) ...

saccus lacrimalis
Synonym for lacrimal sac ... The upper portion of the nasolacrimal duct into which empty the two lacrimal canaliculi; empty. ... Synonym: saccus lacrimalis, dacryocyst, sacculus lacrimalis, tear sac. ... (05 Mar 2000) ...

saccus reuniens
Synonym for sinus venosus ... A cavity at the caudal end of the embryonic cardiac tube in which the veins from the intra-and extraembryonic circulatory arcs unite; in the course of development it forms the portion of the right atrium known in adult anatomy as the sinus of the vena cava. ... Synonym: saccus reuniens. ... Sinus venosus sclerae, the vasc …

saccus vaginalis
<embryology, urology> An embryonic peritoneal fossa indicating the site where the processus vaginalis peritonei extends through the anterior abdominal wall during descent of the testis. ... (05 Mar 2000) ...

Sachs-Georgi test
The first precipitin test for syphilis of diagnostic practicality, the significant innovation having been the addition of cholesterol to the lipoidal antigen (alcoholic tissue extract) used in the earlier Meinicke test. ... (05 Mar 2000) ...

Sachs, Bernard
<person> U.S. Neurologist, 1858-1944. ... See: Tay-Sachs disease. ... (05 Mar 2000) ...

Sachs, Hans
<person> German bacteriologist, 1877-1945. ... See: Sachs-Georgi test. ... (05 Mar 2000) ...

Sachs, M
<person> ... See: Sachs' bacillus, Ghon-Sachs bacillus. ... (05 Mar 2000) ...

Sachs, Maurice
<person> U.S. Radiologist, *1909. ... See: Hill-Sachs lesion. ... (05 Mar 2000) ...

Sachs' bacillus
Synonym for Clostridium septicum ... A species found in malignant oedema of animals, in human war wounds, and in cases of appendicitis; it is pathogenic for guinea pigs, rabbits, mice, and pigeons and produces an exotoxin that is lethal and haemolytic. ... Synonym: Ghon-Sachs bacillus, Sachs' bacillus, vibrion septique. ... (05 Mar 2000) ...

sack
To plunder or pillage, as a town or city; to devastate; to ravage. 'The Romans lay under the apprehension of seeing their city sacked by a barbarous enemy.' (Addison) ... Origin: See Sack pillage. ... 1. A bag for holding and carrying goods of any kind; a receptacle made of some kind of pliable material, as cloth, leather, and the like; a large pouch …

Sacks, Benjamin
<person> U.S. Physician, 1896-1939. ... See: Libman-Sacks endocarditis, Libman-Sacks syndrome. ... (05 Mar 2000) ...

sacrad
In the direction of the sacrum. ... Origin: sacr-+ L. Ad, to ... (05 Mar 2000) ...

sacral agenesis
<radiology> Agenesis or hypoplasia of sacrum, part of caudal-regression syndrome, associated with maternal diabetes, with or without inherited, possible features: absent lower extremities, bladder/bowel impairment ... (12 Dec 1998) ...

sacral anaesthesia
Regional anaesthesia limited to those areas innervated by sacral sensory nerves. ... (05 Mar 2000) ...

sacral canal
The continuation of the vertebral canal in the sacrum. ... Synonym: canalis sacralis. ... (05 Mar 2000) ...

sacral cornua
The most caudal parts of the intermediate sacral crest. On each side they form the lateral margin of the sacral hiatus and articulate with the coccygeal cornua. ... Synonym: cornua sacralia, sacral horns. ... (05 Mar 2000) ...

sacral crest
One of three rough irregular ridges on the posterior surface of the sacrum; median sacral crest; lateral sacral crests. ... Synonym: crista sacralis. ... (05 Mar 2000) ...

sacral flexure
Synonym for caudal flexure ... The bend in the lumbosacral region of the embryo. ... Synonym: sacral flexure. ... (05 Mar 2000) ...

sacral flexure of rectum
The anteroposterior curve with concavity anteriorward of the first portion of the rectum. ... Synonym: flexura sacralis recti. ... (05 Mar 2000) ...

sacral foramen
One of the openings between the fused sacral vertebrae transmitting the sacral nerves. The anterior sacral foramina transmit ventral primary rami of the sacral nerves. The posterior sacral foramina give passage to dorsal primary rami of the sacral nerves. ... Synonym: foramen sacrale. ... (05 Mar 2000) ...

sacral ganglia
Three or four ganglia on either side constituting, with the ganglion impar and the interganglionic rami, the pelvic portion of the sympathetic trunk. ... Synonym: ganglia sacralia. ... (05 Mar 2000) ...

sacral hiatus
A normally-occurring gap at the lower end of the sacrum, exposing the vertebral canal, due to failure of the laminae of the last sacral segment to coalesce. It is closed by the sacrococcygeal ligament, and provides cannular access to the sacral epidural space for administration of anaesthetics (caudal nerve blocks). ... Synonym: hiatus sacralis. ... …

sacral horns
Synonym for sacral cornua ... The most caudal parts of the intermediate sacral crest. On each side they form the lateral margin of the sacral hiatus and articulate with the coccygeal cornua. ... Synonym: cornua sacralia, sacral horns. ... (05 Mar 2000) ...

sacral index
A ratio obtained by multiplying the greatest breadth of the sacrum by 100 and dividing by the length. ... (05 Mar 2000) ...

sacral lymph nodes
Nodes in the concavity of the sacrum that drain the rectum and posterior pelvic wall. ... Synonym: nodi lymphatici sacrales. ... (05 Mar 2000) ...

sacral nerves
Five nerves issuing from the sacral foramina on either side; the ventral branches of the first three enter into the formation of the sacral plexus, and the last two into the coccygeal plexus. ... Synonym: nervi sacrales. ... (05 Mar 2000) ...

sacral part of spinal cord
The part of the cord from which consists of the five sacral segments of the spinal cord (S1-S5) and from which five pairs of sacral nerves originate. ... Synonym: pars sacralis medullae spinalis, segmenta medullae spinalis sacralia. ... (05 Mar 2000) ...

sacral plexus
Formed by the fourth and fifth lumbar (lumbosacral trunk) and first, second, and third sacral nerves; it lies on the inner surface of the posterior wall of the pelvis usually embedded in the piriformis muscle; its nerves supply the lower limbs, its major product being the sciatic nerve. ... Synonym: plexus sacralis, ischiadic plexus, sciatic plexus. …

sacral promontory
The most prominent anterior projection of the base of the sacrum. ... Synonym: pelvic promontory, promontorium ossis sacri, promontory of the sacrum. ... (05 Mar 2000) ...

sacral region
The area of the back overlying the sacrum. ... Synonym: regio sacralis. ... (05 Mar 2000) ...

sacral splanchnic nerves
Branches from the sacral sympathetic trunk that pass to the inferior hypogastric plexus; part of the abdominopelvic (sympathetic) splanchnic nerves, but their specific function is unclear. They tend to be confused with the pelvic splanchnic nerves, which are much more significant structures. ... Synonym: nervi splanchnici sacrales. ... (05 Mar 2000)< …

sacral triangle
The surface area over the sacrum. ... (05 Mar 2000) ...

sacral tuberosity
A rough prominence on the lateral surface of the sacrum posterior to the auricular surface for attachment of posterior sacroiliac ligaments. ... Synonym: tuberositas sacralis. ... (05 Mar 2000) ...

sacral veins
See: lateral sacral veins, median sacral vein. ... (05 Mar 2000) ...

sacral venous plexus
A venous plexus on the pelvic surface of the sacrum, formed by tributaries to the lateral sacral veins. ... Synonym: plexus venosus sacralis. ... (05 Mar 2000) ...

sacral vertebrae
The segments of the vertebral column, usually five in number, that fuse to form the sacrum. ... Synonym: vertebrae sacrales. ... (05 Mar 2000) ...

sacralgia
Pain in the sacral region. ... Synonym: sacrodynia. ... Origin: sacr-+ G. Algos, pain ... (05 Mar 2000) ...

sacralization
Lumbar development of the first sacral vertebra. ... (05 Mar 2000) ...

sacrament
1. The oath of allegiance taken by Roman soldiers; hence, a sacred ceremony used to impress an obligation; a solemn oath-taking; an oath. 'I'll take the sacrament on't.' (Shak) ... 2. The pledge or token of an oath or solemn cobenant; a sacred thing; a mystery. 'God sometimes sent a light of fire, and pillar of a cloud . . . And the sacrament of a r …

sacrectomy
<procedure> Resection of a portion of the sacrum to facilitate an operation. ... Synonym: sacrotomy. ... Origin: sacr-+ G. Ektome, excision ... (05 Mar 2000) ...

sacred
1. Set apart by solemn religious ceremony; especially, in a good sense, made holy; set apart to religious use; consecrated; not profane or common; as, a sacred place; a sacred day; sacred service. ... 2. Relating to religion, or to the services of religion; not secular; religious; as, sacred history. 'Smit with the love of sacred song.' (Milton) ... …

sacred bone
Synonym for sacrum ... <anatomy> The triangular-shaped bone lying between the 5th lumbar vertebra and the coccyx (tailbone). ... It consists of 5 vertebrae fused together and it articulates on each side with the bones of the pelvis (ilium), forming the sacroiliac joints. ... (17 Dec 1997) ...

sacrifice
1. The offering of anything to God, or to a god; consecratory rite. 'Great pomp, and sacrifice, and praises loud, To Dagon.' (Milton) ... 2. Anything consecrated and offered to God, or to a divinity; an immolated victin, or an offering of any kind, laid upon an altar, or otherwise presented in the way of religious thanksgiving, atonement, or concili …

sacro-
<anatomy, prefix> A combining form denoting connection with, or relation to, the sacrum, as in sacro-coccyageal, sacro-iliac, sacrosciatic. ... (29 Oct 1998) ...

sacroanterior position
A breech presentation of the foetus with the sacrum pointing to the right (right sacroanterior, RSA) or to the left (left sacroanterior, LSA) acetabulum of the mother. ... (05 Mar 2000) ...

sacrococcygeal
Relating to both sacrum and coccyx. ... (05 Mar 2000) ...

sacrococcygeal disc
A thin plate of fibrocartilage interposed between the sacrum and coccyx. ... (05 Mar 2000) ...

sacrococcygeal joint
The cartilaginous articulation of the coccyx with the sacrum. ... Synonym: articulatio sacrococcygea, coccygeal joint, junctura sacrococcygea, sacrococcygeal junction, symphysis sacrococcygea. ... (05 Mar 2000) ...

sacrococcygeal junction
Synonym for sacrococcygeal joint ... The cartilaginous articulation of the coccyx with the sacrum. ... Synonym: articulatio sacrococcygea, coccygeal joint, junctura sacrococcygea, sacrococcygeal junction, symphysis sacrococcygea. ... (05 Mar 2000) ...

sacrococcygeal teratoma
<tumour> Found in the region of the primitive pit and node. Most common tumour in the newborn period. ... Triphyllomatous teratoma, a teratoma composed of tissues derived from all three germ layers. ... Synonym: tridermoma. ... (05 Mar 2000) ...

sacrococcygeus
See: muscle. ... (05 Mar 2000) ...

sacrodural ligament
<anatomy> A longitudinal bundle of fibrous filaments running from the midline of the inferior part of the dural sac to the posterior longitudinal ligament of the sacrum. ... Synonym: ligamentum sacrodurale. ... (05 Mar 2000) ...

sacrodynia
Synonym: sacralgia. ... Origin: sacro-+ G. Odyne, pain ... (05 Mar 2000) ...

sacrogenital folds
Peritoneal fold's that extend backward from the sides of the bladder of the male or uterus of the female on either side of the rectum to the sacrum, forming the lateral boundaries of the rectovesical pouch. ... See: sacrouterine fold, sacrovesical fold. ... (05 Mar 2000) ...

sacroiliac
Relating to the sacrum and the ilium. ... (05 Mar 2000) ...

sacroiliac articulation
Synonym for sacroiliac joint ... The joint between the sacrum and ilium and associated ligaments. ... (12 Dec 1998) ...

sacroiliac joint
The joint between the sacrum and ilium and associated ligaments. ... (12 Dec 1998) ...

sacroiliitis
<radiology> Bilateral and symmetrical, ankylosing spondylitis, Reiter syndrome, enteropathic, bilateral and assymetrical, psoriatic arthritis, rheumatoid arthritis, juvenile rheumatoid arthritis, unilateral, gout, infection, osteoarthritis ... (12 Dec 1998) ...

sacrolisthesis
Synonym: spondylolisthesis. ... Origin: sacro-+ G. Olisthesis, a slipping and falling ... (05 Mar 2000) ...

sacrolumbalis
The iliocostalis lumborum muscle. ... (05 Mar 2000) ...

sacropelvic surface of ilium
The medial surface of the ilium behind and below the iliac fossa; it includes the iliac tuberosity, the auricular surface and the smooth pelvic surface below and in front of the auricular surface. ... Synonym: facies sacropelvina ossis ilii. ... (05 Mar 2000) ...

sacroposterior position
A breech presentation of the foetus with the sacrum pointing to the right (right sacroposterior, RSP) or to the left (left sacroposterior, LSP) sacroiliac articulation of the mother. ... (05 Mar 2000) ...

sacrosciatic notch
Synonym for greater sciatic notch ... The deep indentation in the posterior border of the hip bone at the point of union of the ilium and ischium. ... Synonym: incisura ischiadica major, iliosciatic notch, sacrosciatic notch. ... (05 Mar 2000) ...

sacrospinal
Relating to the sacrum and the vertebral column above. ... (05 Mar 2000) ...

sacrospinous ligament
<anatomy> The fibrous band that passes from the ischial spine to the sacrum and coccyx. ... Synonym: ligamentum sacrospinale, anterior sacrosciatic ligament, ligamentum sacrospinosum. ... (05 Mar 2000) ...

sacrotomy
Synonym: sacrectomy. ... Origin: sacro-+ G. Tome, incision ... (05 Mar 2000) ...

sacrotransverse position
A breech presentation of the foetus with its sacrum pointing to the right (right sacrotransverse, RST) or to the left (left sacrotransverse, LST) sacroiliac articulation of the mother. ... (05 Mar 2000) ...

sacrotuberous ligament
<anatomy> The ligament that passes from the ischial tuberosity to the ilium, sacrum, and coccyx, transforming the scialic notch to a large scialic foramen, which is then further subdivided by the sacrospinous ligament. ... Synonym: ligamentum sacrotuberale, ligamentum sacrotuberosum, posterior sacrosciatic ligament. ... (05 Mar 2000) ...

sacrouterine fold
A fold of peritoneum, containing the rectouterine muscle, passing from the sacrum to the base of the broad ligament on either side, forming the lateral boundary of the rectouterine (Douglas') pouch. ... Synonym: plica rectouterina, Douglas' fold, Jarjavay's ligament, Petit's ligament, rectouterine fold, uterosacral ligament. ... (05 Mar 2000) ...

sacrovaginal fold
The lower part of the sacrouterine fold. ... Synonym: plica rectovaginalis. ... (05 Mar 2000) ...

sacrovesical fold
The fold of peritoneum in the male that bounds the rectovesical pouch laterally. ... Synonym: rectovesical fold. ... (05 Mar 2000) ...

sacrum
<anatomy> The triangular-shaped bone lying between the 5th lumbar vertebra and the coccyx (tailbone). ... It consists of 5 vertebrae fused together and it articulates on each side with the bones of the pelvis (ilium), forming the sacroiliac joints. ... (17 Dec 1997) ...

SACT
<abbreviation> Sinoatrial conduction time. ... (05 Mar 2000) ...

sad
1. Sated; satisfied; weary; tired. 'Yet of that art they can not waxen sad, For unto them it is a bitter sweet.' (Chaucer) ... 2. Heavy; weighty; ponderous; close; hard. 'His hand, more sad than lump of lead.' (Spenser) 'Chalky lands are naturally cold and sad.' (Mortimer) ... 3. Dull; grave; dark; somber; said of colours. 'Sad-coloured clothes.' 'Wo …

saddle
1. A seat for a rider, usually made of leather, padded to span comfortably a horse's back, furnished with stirrups for the rider's feet to rest in, and fastened in place with a girth; also, a seat for the rider on a bicycle or tricycle. ... 2. A padded part of a harness which is worn on a horse's back, being fastened in place with a girth. It serves …

saddle anaesthesia
Synonym for saddle block anaesthesia ... A form of spinal anaesthesia limited in area to the buttocks, perineum, and inner surfaces of the thighs. ... Synonym: saddle anaesthesia. ... (05 Mar 2000) ...

saddle block anaesthesia
A form of spinal anaesthesia limited in area to the buttocks, perineum, and inner surfaces of the thighs. ... Synonym: saddle anaesthesia. ... (05 Mar 2000) ...

saddle embolism
A straddling embolism at any vascular bifurcation, e.g., of the aorta which occludes both common iliac arteries. ... Synonym: pantaloon embolism. ... (05 Mar 2000) ...