Cardiovascular System — Flashcards

Depolarization proceeds from the _____cardium to the epicardium in an intact cardiac muscle.

_____ are a type of blood vessel with the highest resistance in the cardiovascular system

Inspiration delays closure of the _____ valve which causes splitting of the S2 heart sound

A(n) _____ in TPR causes a counterclockwise rotation of the vascular function curve

_____ is released from ventricular myocytes in response to increased tension

Primary hypertension is related to increased _____ and TPR

A _____ dromotropic effect increases the PR interval on an ECG

The influx of calcium during the plateau phase of a myocardial action potential triggers release of Ca2+ from the _____, causing myocyte contraction

The third phase of Lewis' triple response is _____ which occurs due to local edema, secondary consequent extravasation of fluid

_____ septal defect leads to an increased O2 saturation in the RV and pulmonary artery