| FF | degree of fineness of abrasive particles; fat-free; father factor; fecal frequency; fertility factor... |
|---|---|
| A2C | apical two-chamber [view] |
| A4C | apical four-chamber [view] |
| Ap4CH | apical four-chamber plane |
| BCE | basal cell epithelioma; benign childhood epilepsy; bubble chamber equipment |
| flat papular syphilid | Eruption of flattened, dull reddish papules, 5 mm to 1 cm in diameter, occurring in secondary syphilis. Synonym: flat papular syphilid. (05 Mar 2000) |
|---|---|
| flat pelvis | A pelvis in which the anteroposterior diameter is uniformly contracted, the sacrum being dislocated forward between the iliac bones. Synonym: pelvis plana. (05 Mar 2000) |
| flat plate | Jargon for plain film. (05 Mar 2000) |
| flat revertant | <cell biology> Variant of a malignant transformed animal tissue cell in which the characteristic high saturation density and piled up morphology have reverted to the flatter morphology associated with nontransformed cells. (18 Nov 1997) |
| flat top waves | Activity in the electroencephalogram having a pattern suggesting a flat top; these wave's are often found in temporal lobe discharges. (05 Mar 2000) |
| flat wart | A smooth, flat, flesh-coloured wart of small size, occurring in groups, seen especially on the face of the young; often associated with common warts of the hands, due to human papilloma virus, commonly, types 3 and 10. Synonym: flat wart, plane wart, verruca plana juvenilis. (05 Mar 2000) |
| abnormal heart chamber dimensions | <radiology> Left ventricular volume overload, left ventricular hypertrophy, right ventricular volume overload, right ventricular hypertrophy, fixed subvalvular aortic stenosis, hypoplastic left/right ventricle; common ventricle, congestive cardiomyopathy (12 Dec 1998) |
| air chamber | 1. A chamber or cavity filled with air, in an animal or plant. 2. A cavity containing air to act as a spring for equalizing the flow of a liquid in a pump or other hydraulic machine. Source: Websters Dictionary (01 Mar 1998) |
| altitude chamber | A decompression chamber for simulating a high altitude environment, particularly its low barometric pressure. Synonym: high altitude chamber. (05 Mar 2000) |
| anechoic chamber | A room designed to absorb all sound so as to eliminate all echoes; used for isolation and sound research on human subjects. (05 Mar 2000) |
| baffle chamber | In incinerator design, a chamber designed to settle fly ash and coarse particulate matter by changing the direction and reducing the velocity of the combustion gases. (05 Dec 1998) |
| Boyden chamber | <apparatus> Simple chamber used to test for chemotaxis, especially of leucocytes. Consists of two compartments separated by a millipore filter (3-8 m pore size), chemotactic factor is placed in one compartment and the gradient develops across the thickness of the filter (ca 150 m). Cell movement into the filter is measured after an incubation period less than the time taken for the gradient to decay. See: checkerboard assay. (18 Nov 1997) |
| relief chamber | A recess in the impression surface of a denture to reduce or eliminate pressure from that specific area of the mouth. (05 Mar 2000) |
| vitreous chamber of eye | The large space between the lens and the retina; it is filled with the vitreous body. Synonym: camera vitrea bulbi, vitreous camera, vitreous chamber of eye. (05 Mar 2000) |
| chamber | A compartment or enclosed space. See: camera. Origin: L. Camera (05 Mar 2000) |