Examlex
List four types of child maltreatment.
S-T Segment
A portion of the electrocardiogram (ECG) reading that represents the period between the ventricular depolarization and repolarization, significant in diagnosing myocardial damage.
T Wave
A component of the ECG that represents the repolarization, or recovery, of the ventricles during heartbeats.
Atrioventricular Valves
Valves located between the atria and ventricles of the heart that prevent the backflow of blood during contraction.
Semilunar Valves
Heart valves located at the exits of the right and left ventricles, preventing backflow of blood into the ventricles after contraction; they include the aortic and pulmonary valves.
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