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

suppressor factor
<immunology> Factors released by T suppressor cells. ... See: suppressor mutation, ochre suppressor, opal suppressor. ... (19 Jan 1998) ...

suppressor factors, immunologic
Proteins, protein complexes, or glycoproteins secreted by suppressor T-cells that inhibit either subsequent T-cells, B-cells, or other immunologic phenomena. Some of these factors have both histocompatibility (I-j) and antigen-specific domains which may be linked by disulfide bridges. They can be elicited by haptens or other antigens and may be mas …

suppressor mutation
<molecular biology> Mutation that alleviates the effect of a primary mutation at a different locus. ... May be through almost any mechanism that can give a primary mutation, but perhaps the most interesting class are the amber and ochre supressors, where the anticodon of the tRNA is altered so that it mis reads the termination codon and insert …

suppressor T-cell
<immunology> See T-cells. ... (18 Nov 1997) ...

suppressor tRNA
The tRNA associated with a suppressor mutation. ... (05 Mar 2000) ...

suppressor-sensitive mutant
A conditionally lethal, host range, bacteriophage mutant that produces nonsense codons and can replicate only in a host bacterium able to translate the nonsense codon; the mutation's effects are lethal (i.e., prevent replication of the virus) in a bacterium without such a suppressor mechanism. ... (05 Mar 2000) ...

suppurate
To form pus. ... Origin: L. Sup-puro (subp-), pp. -atus, to form pus (pur), pus ... (05 Mar 2000) ...

suppuration
<pathology> The formation of pus, the act of becoming converted into and discharging pus. ... Origin: L. Puris = pus ... (18 Nov 1997) ...

suppurative appendicitis
Acute appendicitis with purulent exudate in the lumen and wall of the appendix. ... (05 Mar 2000) ...

suppurative arthritis
Acute inflammation of synovial membranes, with purulent effusion into a joint, due to bacterial infection; the usual route of infection is hemic to the synovial tissue, causing destruction of the articular cartilage, and may become chronic, with sinus formation, osteomyelitis, deformity, and disability. ... Synonym: purulent synovitis, pyarthrosis, …

suppurative choroiditis
Purulent inflammation of the choroid. ... (05 Mar 2000) ...

suppurative encephalitis
Synonym for bacterial encephalitis ... Encephalitis of bacterial aetiology. ... Synonym: encephalitis pyogenica, purulent encephalitis, suppurative encephalitis. ... (05 Mar 2000) ...

suppurative gingivitis
Gingivitis in which a purulent exudate can be expressed from the gingival surface. ... (05 Mar 2000) ...

suppurative hepatitis
Hepatitis with abscess formation; often amoebic in origin. ... (05 Mar 2000) ...

suppurative hyalitis
Purulent vitreous humor due to exudation from adjacent structures, as in panophthalmitis. ... (05 Mar 2000) ...

suppurative inflammation
Synonym for purulent inflammation ... An acute exudative inflammation in which the accumulation of polymorphonuclear leukocytes is sufficiently great that their enzymes cause liquefaction of the affected tissues, focally or diffusely; the purulent exudate is frequently termed pus, and consists of plasma and its constituents, end products of the enzy …

suppurative mastitis
Inflammation of the breast due to infection with pyogenic bacteria. ... (05 Mar 2000) ...

suppurative necrosis
Liquefactive necrosis with pus formation. ... (05 Mar 2000) ...

suppurative nephritis
Focal glomerulonephritis with abscess formation in the kidney. ... (05 Mar 2000) ...

suppurative periodontitis
Periodontitis accompanied by purulent exudate. ... (05 Mar 2000) ...

suppurative pleurisy
Synonym for purulent pleurisy ... Pleurisy with empyema. ... Synonym: suppurative pleurisy. ... (05 Mar 2000) ...

suppurative pneumonia
Any pneumonia associated with the formation of pus and destruction of pulmonary tissue; abscess formation may occur. ... Synonym: septic pneumonia. ... (05 Mar 2000) ...

suppurative synovitis
Synonym for suppurative arthritis ... Acute inflammation of synovial membranes, with purulent effusion into a joint, due to bacterial infection; the usual route of infection is hemic to the synovial tissue, causing destruction of the articular cartilage, and may become chronic, with sinus formation, osteomyelitis, deformity, and disability. ... Synon …

supra-
A position above the part indicated by the word to which it is joined; in this sense, the same as super-; opposite of infra-. ... Origin: L. Supra, on the upper side ... (05 Mar 2000) ...

supra-acetabular groove
A groove, posterosuperior to the acetabulum, that is the attachment for the reflected head of the rectus femoris muscle. ... Synonym: sulcus supra-acetabularis, supra-acetabular sulcus. ... (05 Mar 2000) ...

supra-acetabular sulcus
Synonym for supra-acetabular groove ... A groove, posterosuperior to the acetabulum, that is the attachment for the reflected head of the rectus femoris muscle. ... Synonym: sulcus supra-acetabularis, supra-acetabular sulcus. ... (05 Mar 2000) ...

supra-anal
Above the anus. ... Synonym: superanal. ... (05 Mar 2000) ...

supra-arytenoid cartilage
Synonym for corniculate cartilage ... A conical nodule of elastic cartilage surmounting the apex of each arytenoid cartilage. ... Synonym: cartilago corniculata, corniculum laryngis, Santorini's cartilage, supra-arytenoid cartilage. ... (05 Mar 2000) ...

supra-auricular point
A craniometric point on the posterior root of the zygomatic process of the temporal bone directly above the auricular point. ... (05 Mar 2000) ...

suprabuccal
Above the cheek. ... (05 Mar 2000) ...

suprabulge
The portion of the crown of a tooth that converges toward the occlusal surface of the tooth. ... (05 Mar 2000) ...

supracallosal gyrus
Synonym for indusium griseum ... A thin layer of gray matter on the dorsal surface of the corpus callosum in which the medial and lateral longitudinal stria lie embedded. The indusium griseum is a rudimentary component of the hippocampus, continuous caudally around the splenium of the corpus callosum with the fasciolar gyrus, a slender convolution i …

supracardinal
Lying dorsal to the anterior or posterior cardinal veins in the embryo. ... (05 Mar 2000) ...

supracerebellar
On or above the surface of the cerebellum. ... (05 Mar 2000) ...

supracerebral
On or above the surface of the cerebrum. ... (05 Mar 2000) ...

supracervical hysterectomy
<procedure> Removal of the fundus of the uterus, leaving the cervix in situ. ... Synonym: subtotal hysterectomy. ... (05 Mar 2000) ...

suprachiasmatic nucleus
An ovoid densely packed collection of small cells of the anterior hypothalamus lying close to the midline in a shallow impression of the optic chiasm. ... (12 Dec 1998) ...

suprachoroid
On the outer side of the choroid of the eye. ... (05 Mar 2000) ...

suprachoroid lamina
A layer of loose, pigmented connective tissue on the outer surface of the choroid, resembling and attached to the lamina fusca sclerae. ... Synonym: lamina suprachoroidea, ectochoroidea, suprachoroid layer, suprachoroidea. ... (05 Mar 2000) ...

suprachoroid layer
Synonym for suprachoroid lamina ... A layer of loose, pigmented connective tissue on the outer surface of the choroid, resembling and attached to the lamina fusca sclerae. ... Synonym: lamina suprachoroidea, ectochoroidea, suprachoroid layer, suprachoroidea. ... (05 Mar 2000) ...

suprachoroidea
Synonym for suprachoroid lamina ... A layer of loose, pigmented connective tissue on the outer surface of the choroid, resembling and attached to the lamina fusca sclerae. ... Synonym: lamina suprachoroidea, ectochoroidea, suprachoroid layer, suprachoroidea. ... (05 Mar 2000) ...

supraclavicular lymph nodes
The portion of the inferior deep cervical group located between the inferior belly of the omohyoid muscle and the clavicle; afferent vessels come from adjacent regions including the mediastinum; efferent vessels terminate in the subclavian trunk. ... Synonym: nodi lymphatici supraclaviculares. ... (05 Mar 2000) ...

supraclavicular muscle
<anatomy> An anomalous muscular slip running from the upper edge of the manubrium of the sternum lateralward to about the middle of the upper surface of the clavicle. ... Synonym: musculus supraclavicularis. ... (05 Mar 2000) ...

supraclavicular nodes
<anatomy> The nodes located above the collar bone in the area of the neck. ... (09 Oct 1997) ...

supraclavicular triangle
The triangle bounded by the clavicle, the omohyoid muscle, and the sternocleidomastoid muscle; it contains the subclavian artery and vein. ... Synonym: fossa supraclavicularis major, trigonum omoclaviculare, greater supraclavicular fossa, omoclavicular triangle, subclavian triangle. ... (05 Mar 2000) ...

supraclavicularis
See: supraclavicular muscle. ... (05 Mar 2000) ...

supraclinoid aneurysm
An intracranial aneurysm located immediately above the anterior clinoid process of the sphenoid bone. ... (05 Mar 2000) ...

supracondylar
Above a condyle. ... Synonym: supracondyloid. ... (05 Mar 2000) ...

supracondylar fracture
A fracture of the distal end of the humerus or femur. ... (05 Mar 2000) ...

supracondylar process
An occasional spine projecting from the anteromedial surface of the humerus about 5 cm above the medial epicondyle to which it is joined by a fibrous band. The supracondylar foramen thus formed transmits the brachial artery and median nerve. ... Synonym: processus supraepicondylaris humeri, supraepicondylar process. ... (05 Mar 2000) ...

supracotyloid
Above the cotyloid cavity, or acetabulum. ... (05 Mar 2000) ...

supracrestal line
A transverse line transecting the high point of both iliac crests, indicating the supracristal plane. ... See: supracristal plane. ... Synonym: linea supracristalis. ... (05 Mar 2000) ...

supracrestal plane
Synonym for supracristal plane ... A horizontal plane passing through the summits of the iliac crests; it usually passes through the fourth lumbar spinous process. ... Synonym: planum supracristale, supracrestal plane. ... (05 Mar 2000) ...

supracristal
Above a crest or ridge; specifically used to denote a line or plane across the summits of the iliac crests. ... (05 Mar 2000) ...

supracristal plane
A horizontal plane passing through the summits of the iliac crests; it usually passes through the fourth lumbar spinous process. ... Synonym: planum supracristale, supracrestal plane. ... (05 Mar 2000) ...

supradiaphragmatic
Above the diaphragm. ... (05 Mar 2000) ...

supraduction
The upward rotation of one eye. ... Synonym: sursumduction. ... (05 Mar 2000) ...

supraduodenal artery
<anatomy, artery> Origin, gastroduodenal; distribution, first part of duodenum. ... Synonym: arteria supraduodenalis. ... (05 Mar 2000) ...

supraepicondylar
Above an epicondyle. ... (05 Mar 2000) ...

supraepicondylar process
Synonym for supracondylar process ... An occasional spine projecting from the anteromedial surface of the humerus about 5 cm above the medial epicondyle to which it is joined by a fibrous band. The supracondylar foramen thus formed transmits the brachial artery and median nerve. ... Synonym: processus supraepicondylaris humeri, supraepicondylar proce …

supragingival calculus
Calcified plaques adherent to tooth surfaces coronal to the free gingival margin. ... Synonym: salivary calculus. ... (05 Mar 2000) ...

supraglenoid
Above the glenoid cavity or fossa. ... (05 Mar 2000) ...

supraglenoid tubercle
A rough surface above the glenoid cavity of the scapula, giving attachment to the tendon of the long head of the biceps within the articular cavity of the shoulder joint. ... Synonym: tuberculum supraglenoidale. ... (05 Mar 2000) ...

supraglottic
Above the glottis. ... (05 Mar 2000) ...

supraglottis
The upper part of the larynx, including the epiglottis; the area above the vocal cords. ... (12 Dec 1998) ...

suprahepatic spaces
Synonym for subphrenic recesses ... The recesses in the peritoneal cavity between the anterior part of the liver and the diaphragm, separated into right and left by the falciform ligament. ... Synonym: recessus subphrenici, suprahepatic spaces. ... (05 Mar 2000) ...

suprahisian block
Atrioventricular conduction delay occurring above, or cephalad to, the bundle of His. ... (05 Mar 2000) ...

suprahyoid branch of lingual artery
<anatomy, artery> Branch of lingual artery which runs along hyoid bone; anastomosis: infrahyoid branch of superior thyroid artery and across midline with its contralateral partner. ... Synonym: ramus suprahyoideus arteriae lingualis. ... (05 Mar 2000) ...

suprahyoid gland
Synonym for accessory thyroid gland ... An isolated mass, or one of several such masses, of thyroid tissue, sometimes present in the side of the neck, or just above the hyoid bone (suprahyoid accessory thyroid gland), or even as low as the arch of the aorta. ... Synonym: glandula thyroidea accessoria, accessory thyroid, prehyoid gland, suprahyoid gla …

suprahyoid muscles
The group of muscles attached to the upper part of the hyoid bone including the digastric, stylohyoid, mylohyoid, and geniohyoid muscles. ... Synonym: musculi suprahyoidei. ... (05 Mar 2000) ...

suprainguinal
Above the inguinal region, or groin. ... (05 Mar 2000) ...

suprainterparietal bone
A sutural bone at the posterior portion of the sagittal suture. ... (05 Mar 2000) ...

supraintestinal
Above the intestine. ... (05 Mar 2000) ...

supraliminal
More than just perceptible; above the threshhold for conscious awareness. ... Compare: subliminal. ... Origin: supra-+ L. Limen, threshold ... (05 Mar 2000) ...

supralumbar
Above the lumbar region. ... (05 Mar 2000) ...

supramalleolar
Above a malleolus. ... (05 Mar 2000) ...

supramammary
Above the mammary gland. ... (05 Mar 2000) ...

supramandibular
Above the mandible. ... (05 Mar 2000) ...

supramarginal
Above any margin; denoting especially the supramarginal gyrus. ... (05 Mar 2000) ...

supramarginal convolution
Synonym for supramarginal gyrus ... A folded convolution capping the posterior extremity of the lateral (sylvian) sulcus; together with the angular gyrus, it forms the inferior half of the parietal lobe. ... Synonym: gyrus supramarginalis, supramarginal convolution. ... (05 Mar 2000) ...

supramarginal gyrus
A folded convolution capping the posterior extremity of the lateral (sylvian) sulcus; together with the angular gyrus, it forms the inferior half of the parietal lobe. ... Synonym: gyrus supramarginalis, supramarginal convolution. ... (05 Mar 2000) ...

supramastoid
Above the mastoid process of the temporal bone. ... (05 Mar 2000) ...

supramastoid crest
The ridge that forms the posterior root of the zygomatic process of the temporal bone. ... Synonym: crista supramastoidea. ... (05 Mar 2000) ...

supramastoid fossa
Synonym for suprameatal pit ... A small depression on the mastoid part of the temporal bone, posterior to the suprameatal spine. ... Synonym: foveola suprameatica, mastoid fossa, fossa mastoidea, supramastoid fossa. ... (05 Mar 2000) ...

supramaximal stimulus
A stimulus having strength significantly above that required to activate all of the nerve or muscle fibres in contact with the electrode; used when response of all the fibres is desired. ... (05 Mar 2000) ...

suprameatal pit
A small depression on the mastoid part of the temporal bone, posterior to the suprameatal spine. ... Synonym: foveola suprameatica, mastoid fossa, fossa mastoidea, supramastoid fossa. ... (05 Mar 2000) ...

suprameatal spine
Small bony prominence anterior to the supramastoid pit at the posterosuperior margin of the bony external acoustic meatus. ... Synonym: spina suprameatica, Henle's spine, meatal spine, spina meatus. ... (05 Mar 2000) ...

suprameatal triangle
A triangle formed by the root of the zygomatic arch, the posterior wall of the bony external acoustic meatus, and an imaginary line connecting the extremities of the first two lines; used as a guide in mastoid operations. ... Synonym: Macewen's triangle. ... (05 Mar 2000) ...

supramental
Above the chin. ... (05 Mar 2000) ...

supramentale
In cephalometrics, the most posterior midline point, above the chin, on the mandibula between the infradentate and the pogonion. ... Synonym: point B. ... Origin: supra-+ L. Mentum, chin ... (05 Mar 2000) ...

supranasal
Above the nose. ... (05 Mar 2000) ...

supraneural
Above the neural axis. ... (05 Mar 2000) ...

supranormal conduction
Transmission of an impulse during the brief period of the cardiac cycle when it would be expected to fail if it occurred outside this time interval. ... Compare: supranormal excitability. ... (05 Mar 2000) ...

supranormal excitability
at the end of phase three of the cardiac action potential, the successful stimulation threshold falls below (i.e., less negative than) the level necessary to produce excitation during the rest of the phase of diastole, so that an ordinary subthreshold stimulus becomes effective. ... Compare: supranormal conduction. ... (05 Mar 2000) ...

supranuclear
Above (cranial to) the level of the motor neurons of the spinal or cranial nerves; the pathways the suprasegmental nerve fibres follow to reach the motor cell bodies in the brainstem; as used in clinical neurology, supranuclear indicates disorders of movement caused by destruction or functional impairment of brain structures other than the motor ne …

supranuclear lesion
Injury to cerebral descending (corticonuclear) fibres above the brainstem or spinal motor nerve nucleus. ... Synonym: upper motor neuron lesion. ... (05 Mar 2000) ...

supranuclear palsy, progressive
A progressive neurological disease usually of the fifth decade characterised by supranuclear ophthalmoplegia especially paralysis of downward gaze, pseudobulbar palsy, gait disturbance, dysathria, truncal dystonia, memory and personality deterioration, and dementia. ... (12 Dec 1998) ...

supranuclear paralysis
Paralysis due to lesions above the primary motor neurons. ... (05 Mar 2000) ...

supraoccipital
<anatomy> Situated over, or in the upper part of, the occiput; of or pertaining to the supraoccipital bone. ... The supraoccipital bone. ... <anatomy> Supraoccipital bone, a bone on the dorsal side of the great foramen of the skull, usually forming a part of the occipital in the adult, but distinct in the young. ... Source: Websters Dictio …

supraocclusion
An occlusal relationship in which a tooth extends beyond the occlusal plane. ... (05 Mar 2000) ...