Where is the thickest part of the myocardium?
A. The walls of the right ventricle
B. The walls of the right atrium
C. The walls of the left ventricle
D. The walls of the left atrium
E. The interventricular septum
C. The walls of the left ventricle
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An enzyme acts to
a) raise the activation energy needed to start the reaction. b) lower the activation energy needed to start the reaction. c) convert the activation energy into potential energy. d) convert the activation energy into kinetic energy. e) stop a chemical reaction.
Name the capillary bed fed by an afferent arteriole and drained by an efferent arteriole.
What will be an ideal response?
Define edema
A) Edema is swelling of the peripheral vasculature. B) Edema is blood loss. C) Edema is an abnormal accumulation of interstitial fluid in peripheral tissues. D) Edema is an increase in blood pressure due to net capillary reabsorption. E) Edema is an increase in plasma proteins causing net capillary reabsorption to occur.
The main stimulus that drives increased breathing during exercise is a drop in blood levels of oxygen.
Answer the following statement true (T) or false (F)