Answer: d. Pack/year
A patient's smoking history is represented as a ______/______ history.
a. Pack/day
b. Cigarettes/day
c. Cigarettes/year
d. Pack/year
Anatomy & Physiology
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A) decrease heart rate and blood pressure B) have widespread sympathetic effects C) increase a dangerously low heart rate D) are potent antidepressants
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Which of the following systems is comprised of 206 individual organs?
a. Integumentary system. b. Skeletal system c. Circulatory system. d. Respiratory system.
Anatomy & Physiology
The placental membrane is composed of
A) the embryonic disc. B) a double layer of epithelial cells. C) a single layer of epithelial cells. D) the amnion and chorion.
Anatomy & Physiology
The adrenal medulla serves to supplement:
A) the somatic nervous system. B) the sympathetic nervous system. C) the parasympathetic nervous system. D) both the sympathetic and parasympathetic nervous systems.
Anatomy & Physiology