The arteries with walls that are mostly smooth muscle are
A. medium-sized (distributing) arteries.
B. elastic arteries.
C. arterioles.
D. capillaries.
Answer: A. medium-sized (distributing) arteries.
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This diagram below illustrates an example of a(n)
A. adrenal medulla pathway. B. spinal nerve pathway. C. sympathetic nerve pathway. D. splanchnic nerve pathway.
Mechanisms that do not help regulate blood pressure include ________.
A) nervous control that operates via reflex arcs involving baroreceptors, chemoreceptors, and higher brain centers B) the dural sinus reflex C) renal regulation via the renin-angiotensin system of vasoconstriction D) chemical controls such as atrial natriuretic peptide
Movement of a body part toward the main axis of the body is called
A. adduction. B. abduction. C. inversion. D. retraction. E. flexion.
All of the following ligaments provide stability to the hip joint except the
a. ischiofemoral ligament. b. pubofemoral ligament. c. iliofemoral ligament. d. ligament of the head of the femur.