Which organ receives only sympathetic innervation?
A. Arrector pili muscles in the skin
B. Most blood vessels
C. The adrenal medulla
D. All of the choices are correct.
Answer: D
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A. The eyes open fully B. The body is covered with lanugo C. Bone calcification begins D. The central nervous system begins to form E. Meconium accumulates in the intestines
The aroma of cookies baking in the kitchen reaches you in the living room. The distribution of this odor throughout the house is an example of ________.
A. dialysis B. diffusion C. filtration D. osmosis E. active transport
What structure connects the larynx to the primary bronchi?
A. Alveolar ducts B. Bronchioles C. Pharynx D. Trachea E. Esophagus
Monocytes can be stimulated by which of the following colony-stimulating factors?
A) G-CSF B) G-CSF and GM-CSF C) EPO D) G-CSF and EPO E) M-CSF, GM-CSF, multi-CSF