41. Does autonomic innervation enable different patterns of regional blood flow

Question

41. Does autonomic innervation enable different patterns of regional blood flow within the body? (a) yes, or (b) no.

42. Can the opposing effects of norepinephrine within vascular smooth muscle, i.e. vasoconstriction versus vasodilation, be explained in terms of different types of adrenergic receptors and 2nd messenger pathways? (a) yes, (b) no.

43. The table below outlines qualities of arterial blood in our model animal.

What would happen to blood pressure if autonomic innervation of arterial smooth muscle abruptly stopped? (a) no effect, (b) slight effect, (c) sudden decrease.

44. Regional changes in blood flow occurred during our case study. Where did the greatest increase in blood flow occur? (a) CNS, (b) skeletal muscle, (c) liver, or (d) alimentary canal.

45. Heartbeat frequency increased during the case study as the result of an autonomic reflex. In this case, what induced the reflex? (a) an external stimulus, (b) an internal condition, or (c) the animal

Explanation / Answer

41. (a) yes

42. (b) no

43. (b) slight effect

44. (c) liver

45. (c) the animal

Related Questions

Navigate

• Browse (All)
• Browse 4
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.