A decrease in the autonomic tone of the smooth muscle in blood vessels would result in

a) A decrease in vessel diameter.
b) A decrease in blood flow through the vessel.
c) No change in vessel diameter.
d) Increased frequency of muscle contractions.
e) An increase in vessel diameter.


Answer: b) A decrease in blood flow through the vessel.

Anatomy & Physiology

You might also like to view...

Which of the following has the greatest capacity for pH change in the body?

A) digestive system B) endocrine system C) renal system D) respiratory system

Anatomy & Physiology

The fluid that is prepared and used in hemodialysis is called

A. creatinine. B. chyle. C. filtrate. D. dialysate. E. artificial urine.

Anatomy & Physiology

Resting muscles or muscles involved in long-term exercise primarily use ______ for ATP production.

A. aerobic respiration B. anaerobic respiration

Anatomy & Physiology

Which of the following glands is also part of the lymphatic/immune system?

A. Thymus gland B. Parotid gland C. Submandibular gland D. Parathyroid gland E. Thyroid gland

Anatomy & Physiology