arrest (a-rest´)

1. To stop, check, or restrain. 2. A stoppage; interference with, or checking of, the regular course of a disease, a symptom, or the performance of a function. 3. Inhibition of a developmental process, usually at the ultimate stage of development; premature a. may lead to a congenital abnormality. [O. Fr. arester, fr. LL. adresto, to stop behind]
cardiac a. (CA) complete cessation of cardiac activity either electric, mechanical, or both; may be purposely induced for therapeutic reasons.heart a;
cardioplegic a. stoppage of electrical and mechanical cardiac activity, used by surgeons when operating upon the heart.
cardiopulmonary a. an a. resulting in absence of cardiac and pulmonary activity.
circulatory a. cessation of the circulation of blood as a result of ventricular standstill or fibrillation.
deep hypothermic a. stoppage of electrical and mechanical cardiac activity that occurs when the heart is cooled.
epiphysial a. early and premature fusion between epiphysis and diaphysis.
heart a. cardiac a
maturation a. cessation of complete differentiation of cells at an immature stage; in spermatogenic maturation a., the seminiferous tubules contain spermatocytes, but no spermatozoa develop.
sinus a. cessation of sinus activity; the ventricles may continue to beat under ectopic atrial, A-V junctional, or idioventricular control. See also sinus standstill, atrial standstill.


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