It is important to ensure that your diet is adequately rich in vitamins because ________.
A) vitamins provide protection against the common cold
B) very few foods contain vitamins
C) most vitamins are coenzymes needed to help the body utilize essential nutrients
D) all vitamins are water soluble and pass out of the body too quickly to ensure utilization
C) most vitamins are coenzymes needed to help the body utilize essential nutrients
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The autonomic nervous system consists of neurons that conduct impulses from the central nervous system to:
a. cardiac muscle b. smooth muscle c. glandular tissue d. all of the above
Visceral pain that is sometimes felt in more superficial areas of the body is called
A) nociceptive pain. B) referred pain. C) slow pain. D) fast pain. E) All of the answers are correct.
Energy for contraction of myocardial cells comes primarily from
A. aerobic respiration in the mitochondria. B. anaerobic respiration in the cytosol. C. glycolysis in the cytosol. D. ATP that is stored while the heart is not contracting. E. creatine phosphate.
Secretions that are discharged directly into the blood are characteristic of ________ glands.
A) exocrine B) merocrine C) endocrine D) apocrine E) holocrine