English dictionary of medical terms (80)
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- No:1580 - seroconversion
the change of a serologic test from negative to positive,
indicating the development of antibodies in response to infection
- No:1581 - serologic, serological
pertaining to serology.
- No:1582 - serum
(L. 'whey') the clear portion of any body fluid; the clear fluid
moistening serous membranes. 2. blood serum; the clear liquid that
separates from blood on clotting. 3. immune serum; blood serum
from an immunized animal used for passive immunization; an
antiserum; antitoxin, or antivenin.
- No:1583 - shock
1. a sudden disturbance of mental equilibrium. 2. a condition of
profound haemodynamic and metabolic disturbance characterized by
failure of the circulatory system to maintain adequate perfusion of
vital organs; it may result from inadequate blood volume
(hypovolaemic shock); inadequate cardiac function (cardiogenic
shock), or inadequate vasomotor tone (neurogenic shock, septic
- No:1584 - shunt
1. to turn to one side; to divert; to bypass. 2. a passage or
anastomosis between two natural channels, especially between blood
vessels. Such structures may be formed physiologically (e.g. to
bypass a thrombosis) or they may be structural anomalies. 3. a
surgically created anastomosis; also, the operation of forming a
- No:1585 - side effect
a consequence other than the one(s) for which an agent or measure
is used, as the adverse effects produced by a drug, especially on
a tissue or organ system other than the one sought to be benefited
by its administration.
- No:1586 - sigmoid
(Gr. sigmoeids, from the letter sigma + eidos form) 1. shaped like
the letter S or the letter C. 2. the sigmoid colon.
- No:1587 - significant
in statistics, probably resulting from something other than chance.
- No:1588 - simultaneous
existing or occurring at the same time : coincident, concurrent.
- No:1589 - singultus
- No:1590 - sinusal
pertaining to the sinus.
- No:1591 - sinusitis
inflammation of a sinus. The condition may be purulent or
nonpurulent, acute or chronic. Depending on the site of
involvement it is known as ethmoid, frontal, maxillary, or sphenoid
- No:1592 - skeletal
pertaining to the skeleton.
- No:1593 - solution
(L. solutio) 1. a homogeneous mixture of one or more substances
(solutes) dispersed molecularly in a sufficient quantity of
dissolving medium (solvent). The solute may be gas, liquid, or
solid; the solvent is usually liquid, but may be solid, as in a
solid solution of copper in silver (sterling silver). In
pharmacology, a liquid preparation containing one or several
soluble chemical substances usually dissolved in water and not, for
various reasons, falling into another category. 2. the process of
dissolving. 3. a loosening or separation.
- No:1594 - solvent
(L. solvens) 1. dissolving; effecting a solution. 2. a liquid that
dissolves or that is capable of dissolving; the component of a
solution that is present in greater amount.
- No:1595 - somatic
(Gr. somatikos) 1. pertaining to or characteristic of the soma or
body. 2. pertaining to the body wall in contrast to the viscera.
- No:1596 - somatotrophin
growth hormone; somatotropin.
- No:1597 - somnambulism
(L. somnus sleep + ambulare to walk) sleepwalking; rising out of
bed and walking about during an apparent state of sleep, usually
occurring in the first third of the night and lasting a few minutes
to a half hour.
- No:1598 - somnolence
(L. somnolentia sleepiness) sleepiness; also unnatural drowsiness.
- No:1599 - soporific
(L. soporificus) 1. causing or inducing profound sleep. 2. a drug
or other agent which induces sleep.
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