English dictionary of medical terms (75)
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- No:1480 - receptor
1. a molecular structure within a cell or on the surface
characterized by (1) selective binding of a specific substance and
(2) a specific physiologic effect that accompanies the binding,
e.g., cell-surface receptors for peptide hormones,
neurotransmitters, antigens, complement fragments, and
immunoglobulins and cytoplasmic receptors for steroid hormones. 2.
a sensory nerve terminal that responds to stimuli of various kinds.
- No:1481 - recidivist
(Fr. récidiviste from L. recidere to fall back) one who tends to
- No:1482 - recipient
one who receives, as blood in transfusion, or a tissue or organ
- No:1483 - recombinant
1. a cell or an individual with a new combination of genes not
found together in either parent; usually applied to linked genes.
- No:1484 - reconstitution
1. a type of regeneration in which a new organ forms by the
rearrangement of tissues rather than from new formation at an
injured surface. 2. the restoration to original form of a
substance previously altered for preservation and storage, as the
restoration to a liquid state of blood serum or plasma that has
been dried and stored.
- No:1485 - reconvalescence
renewed convalescence; complete convalescence.
- No:1486 - rectal
pertaining to the rectum (= distal portion of the large intestine).
- No:1487 - recuperation
(L. recuperatio) the recovery of health and strength.
- No:1488 - recurrent
(L. recurrens returning) returning after intermissions.
- No:1489 - reduction
(L. reductio) the correction of a fracture, dislocation, or hernia.
- No:1490 - reference
the act of referring or consulting; something that refers to
- No:1491 - reflective
capable of throwing back light, images, sound waves : reflecting.
- No:1492 - reflex
(L. reflexus) 1; reflected. 2. a reflected action or movement; the
sum total of any particular involuntary activity.
- No:1493 - reflux
(re- + L. fluxus flow) a backward or return flow.
- No:1494 - refractory
(L. refractorius) not readily yielding to treatment.
- No:1495 - regeneration
(re- + L. generare to produce, bring to life) the natural renewal
of a structure, as of a lost tissue or part.
- No:1496 - region
- a plane area with more or less definite boundaries.
- No:1497 - regional
pertaining to, limited to, or affecting a certain region or
- No:1498 - regression
(L. regressio a return) 1. a return to a former or earlier state.
2. a subsidence of symptoms or of a disease process. 3. a return
to earlier, especially to infantile, patterns of thought or
behaviour, a characteristic of many mental disorders also exhibited
by normal persons in many situations, e.g. feelings of
helplessness and dependency in a patient with a serious physical
- No:1499 - regulation
(L. regula rule) 1. in biology, the adaption of form or behaviour
of an organism to changed conditions. 2. the power of a
pregastrula stage to form a whole embryo from a part.
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