| RP | radial pulse; radiopharmaceutical; rapid processing [of film]; Raynaud phenomenon; reactive protein;... |
|---|---|
| R&R | rate and rhythm; rest and recuperation |
| RT | radiologic technologist; radiotelemetry; radiotherapy; radium therapy; rapid tranquilization; reacti... |
| SBR | small bowel resection; spleen-to-body [weight] ratio; strict bed rest; styrene-butadiene rubber |
| SR | sarcoplasmic reticulum; saturation recovery; scanning radiometer; screen; secretion rate; sedimentat... |
| genupectoral position | A prone posture resting on the knees and upper part of the chest, assumed for gynecologic or rectal examination. Synonym: genupectoral position. (05 Mar 2000) |
|---|---|
| Casselberry position | A prone position assumed when drinking, after intubation, in order to prevent the entrance of fluid into the tube. (05 Mar 2000) |
| Mayo-Robson's position | A supine position with a thick pad under the loins, causing a marked lordosis in this region; used in operations on the gallbladder. (05 Mar 2000) |
| centric position | The position of the mandible in its most retruded unstrained relation to the maxillae. See: centric jaw relation. (05 Mar 2000) |
| reverse Trendelenburg position | Supine position without flexing or extending, in which the head is higher than the feet. (05 Mar 2000) |
| mentoanterior position | A cephalic presentation of the foetus with its chin pointing to the right (right mentoanterior, RMA) or to the left (left mentoanterior, LMA) acetabulum of the mother. (05 Mar 2000) |
| mentoposterior position | A cephalic presentation of the foetus with its chin pointing to the right (right mentoposterior, RMP) or to the left (left mentoposterior, LMP) sacroiliac articulation of the mother. (05 Mar 2000) |
| mentotransverse position | A cephalic presentation of the foetus with its chin pointing to the right (right mentotransverse, RMT) or to the left (left mentotransverse, LMT) iliac fossa of the mother. (05 Mar 2000) |
| Rose's position | The patient lies on his back with the head falling down over the end of the table; used in operations within the mouth or pharynx. (05 Mar 2000) |
| Walcher position | An obsolete term for a supine position of the parturient woman with the lower extremities falling over the edge of the table. (05 Mar 2000) |
| condylar hinge position | The position of the condyles in the temporomandibular joints from which a hinge movement is possible, the maxillomandibular relation from which a consciously stimulated true hinge movement can be executed. (05 Mar 2000) |
| position | 1. The state of being posited, or placed; the manner in which anything is placed; attitude; condition; as, a firm, an inclined, or an upright position. "We have different prospects of the same thing, according to our different positions to it." (Locke) 2. The spot where a person or thing is placed or takes a place; site; place; station; situation; as, the position of man in creation; the fleet changed its position. 3. Hence: The ground which any one takes in an argument or controversy; the point of view from which any one proceeds to a discussion; also, a principle laid down as the basis of reasoning; a proposition; a thesis; as, to define one's position; to appear in a false position. "Let not the proof of any position depend on the positions that follow, but always on those which go before." (I. Watts) 4. Relative place or standing; social or official rank; as, a person of position; hence, office; post; as, to lose one's position. 5. <mathematics> A method of solving a problem by one or two suppositions; called also the rule of trial and error. <astronomy> Angle of position, the angle which any line (as that joining two stars) makes with another fixed line, specifically with a circle of declination. <mathematics> Double position, a position taken up by an army or a large detachment of troops for the purpose of checking or observing an opposing force. Synonym: Situation, station, place, condition, attitude, posture, proposition, assertion, thesis. Origin: F. Position, L. Positio, fr. Ponere, positum, to put, place; prob. For posino, fr. An old preposition used only in comp. (akin to Gr) + sinere to leave, let, permit, place. See Site, and cf. Composite, Compound, Depone, Deposit, Expound, Impostor, Opposite, Propound, Pose, Posit, Post. Source: Websters Dictionary (01 Mar 1998) |
| position agnosia | The failure to recognise the posture of an extremity. (05 Mar 2000) |
| position effect | A change in the phenotypic expression of one or more genes due to a change in its physical location with respect to other genes; may result from change in chromosome structure or from crossing-over. (05 Mar 2000) |
| position sense | The ability to recognise the position in which a limb is passively placed, with the eyes closed. Synonym: position sense. (05 Mar 2000) |