In the following illustration, the arrow traverses the:
A) transverse pericardial sinus.
B) oblique pericardial sinus.
C) costopericardial recess.
D) pericardial venous sinus.
E) sinus venosus.
Ans: A
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In an isometric contraction the muscle develops tension but does not
a) lengthen. b) widen. c) does not expend energy. d) conduct electrical current. e) exhibit elasticity.
The parasympathetic division of the ANS causes __________ of airway smooth muscle; therefore, resistance is __________.
a. relaxation; increased b. constriction; increased c. relaxation; decreased d. constriction; decreased
Reduction in blood flow to a muscle fiber would have the greatest effect on ________
A) slow oxidative fibers B) fast oxidative fibers C) both slow and fast oxidative D) fast glycolytic
What is the pathway of blood into, through, and out of the hepatic portal system?
What will be an ideal response?