Blood is moved through the vascular system by
A) valves in the wall of the blood vessels.
B) peristalsis caused by smooth muscle in the blood vessel walls.
C) pressure gradients created by the heart.
D) osmotic pressure.
E) viscosity of the blood.
Correct Answer:
Verified
Q1: Which of the following enhances the exchange
Q2: The lining of a capillary is called
Q3: Precapillary sphincters
A) serve as valves in veins.
B)
Q4: Which statement about precapillary sphincters is CORRECT?
A)
Q6: Continuous capillaries
A) have many thin areas called
Q7: What is the order of the blood
Q8: Systemic blood vessels transport blood
A) from the
Q9: Which of the following organs would be
Q10: Which kind of vessel provides a bypass
Q11: In a capillary bed, relaxation of the
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