Heart murmurs may be caused by ________. This causes valves to be less compliant, creating difficulty for blood to move from one chamber to another.
A. septal defects
B. fibrillation
C. stenosis
D. regurgitation
Answer: C
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The transfer of heat between objects by conduction involves direct contact
Indicate whether the statement is true or false
The presence of both type-B antibodies and type-B antigens are to agglutination as ________ is to ________.
A. coagulation; hemophilia B. fibrin; fibrinogen C. vascular damage; hemostasis D. hemostasis; clotting
Where do Na+/K+ ATPase pumps play an active role in reabsorbing Na+?
A. in Bowman's capsule epithelial cells, facing the interior of Bowman's space B. in the basolateral membrane of cells of the cortical collecting duct C. in the apical membrane of epithelial cells of the proximal tubule D. in the luminal membrane of epithelial cells of the distal convoluted tubule E. in the basolateral membrane of endothelial cells of peritubular capillaries
Which of the following muscles extends the forearm and has its insertion on the ulna?
A. deltoid B. biceps brachii C. triceps brachii D. brachialis E. coracobrachialis