English dictionary of medical terms (65)
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- No:1280 - parturition
(L. parturitio) the act or process of given birth to a child.
- No:1281 - passage
1. an evacuation of the bowels. 2. the introduction of a catheter,
probe, sound, or bougie through a natural channel such as the
- No:1282 - passive
(L. passivus) neither spontaneous nor active; not produced by
- No:1283 - pathogen
(patho- + Gr. gennan to produce) any disease-producing
- No:1284 - pathologic
1. indicative of or caused by a morbid condition. 2. pertaining to
pathology (= branch of medicine that treats the essential nature of
the disease, especially the structural and functional changes in
tissues and organs of the body caused by the disease).
- No:1285 - patient
1. a person who is receiving medical treatment, especially in a
hospital; 2. a person who is registered with a doctor, dentist, etc
and is treated by him when necessary.
- No:1286 - peak flow
the maximum amount of air breathed out; the power needed to produce
- No:1287 - pediculosis
(pediculus + -osis) infestation with lice of the family
Pediculidae, especially infestation with Pediculus humanus.
- No:1288 - pelvic
pertaining to the pelvis.
- No:1289 - pemphigus
(Gr. pemphix blister) a group of chronic, relapsing, sometimes
fatal skin diseases characterized clinically by the development of
successive crops of vesicles and bullae, histologically by
acantholysis, and immunologically by serum autoantibodies directed
against antigens in the intracellular zones of the epidermis. The
specific disease is usually indicated by a modifying term; but the
term pemphigus is often used alone to designate pemphigus vulgaris.
- No:1290 - penetration
(L. penetratio) the act of piercing or entering deeply.
- No:1291 - penicillinase
penicillin amino-ß-lactamhydrolase : an enzyme produced by certain
bacteria which converts penicillin to an inactive product and thus
increases resistance to the antibiotic. A purified preparation
from cultures of a strain of Bacillus cereus is used in treatment
of reactions to penicillin.
- No:1292 - penis
the male organ of copulation and of urinary excretion, comprising
a root, body, and extremity, or glans penis. The root is attached
to the descending portions of the pubic bone by the crura, the
latter being the extremities of the corpora cavernosa, and beneath
them the corpus spongiosum, through which the urethra passes. The
glans is covered with mucous membrane and ensheathed by the
prepuce, or foreskin. The penis is homologous with the clitoris in
- No:1293 - peptic
(Gr. peptikos) pertaining to pepsin or to digestion; related to the
action of gastric juices.
- No:1294 - peptic ulcer
an ulcer in the wall of the stomach or duodenum resulting from the
digestive action of the gastric juice on the mucous membrane when
the latter is rendered susceptible to its action.
- No:1295 - perception
(L. percipere to take in completely) the conscious mental
registration of a sensory stimulus.
- No:1296 - percutaneous
(per- + L. cutis) performed through the skin, as injection of
radiopacque material in radiological examination, or the removal of
tissue for biopsy accomplished by a needle.
- No:1297 - perennial
(L. perennis, from per through + annus year) lasting through the
year of for several years.
- No:1298 - perforation
(L. perforare to pierce through) 1. the act of boring or piercing
through a part. 2. a hole made through a part or substance.
- No:1299 - perfusion
1. the act of pouring over or through, especially the passage of a
fluid through the vessels of a specific organ. 2. a liquid poured
over or through an organ or tissue.
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