| Roughton-Scholander apparatus | A syringe-like device for analyzing the respiratory gases in a small sample of blood. Synonym: Roughton-Scholander syringe. (05 Mar 2000) |
|---|---|
| mitotic apparatus | See: mitosis, spindle fibre. (18 Nov 1997) |
| mitotic spindle apparatus | An organelle consisting of three components: 1) the astral microtubules, which form around each centrosome and extend to the periphery; 2) the polar microtubules which extend from one spindle pole to the equator; and 3) the kinetochore microtubules, which connect the centromeres of the various chromosomes to either centrosome. (12 Dec 1998) |
| Warburg's apparatus | An apparatus for measuring the oxygen consumption of incubated tissue slices by manometric measurement of changes in gas pressure produced by oxygen absorption in an enclosed flask. Synonym: Barcroft-Warburg apparatus. (05 Mar 2000) |
| coconut sound | A sound like that produced when a cracked coconut is tapped; it is elicited by percussing the skull of a patient with osteitis deformans. (05 Mar 2000) |
| waterwheel sound | Sound made by cardiac motion inducing splashes in the presence of fluid and air within the pericardial sac. (05 Mar 2000) |
| water-whistle sound | A bubbling whistle heard on auscultation over a bronchial or pulmonary fistula. (05 Mar 2000) |
| pistol-shot femoral sound | A shotlike systolic sound heard over the femoral artery in high output states, especially aortic insufficiency; presumably due to sudden stretching of the elastic wall of the artery; pistol-shot sounds may also be heard over other relatively large arteries, e.g., brachial, radial. (05 Mar 2000) |
| pistol-shot sound | Sound created by lightly compressing an artery during aortic regurgitation; sometimes is audible without compression. (05 Mar 2000) |
| Winternitz' sound | A double-current catheter in which water at any desired temperature circulates. (05 Mar 2000) |
| muscle sound | A fine murmur heard on auscultation over the belly of a contracting muscle. (05 Mar 2000) |
| cracked-pot sound | A peculiar sound, resembling that heard on striking a cracked pot, elicited on percussing over a pulmonary cavity that commmunicates with a bronchial tube, when the patient's mouth is open. Synonym: cracked-pot sound. (05 Mar 2000) |
| posttussis suction sound | A sound produced by the falling back of a drop of mucus or pus into a pulmonary cavity after the latter has been emptied by coughing. (05 Mar 2000) |
| Haldane's apparatus | <apparatus, chest medicine> A device used for the analysis of respiratory gases. (05 Mar 2000) |
| sail sound | A sound, likened to the snapping of a sail; the abnormal first heart sound in some patients with Ebstein's anomaly. (05 Mar 2000) |