Both acetylcholine and norepinephrine can affect
A) synthesis of actin and myosin. B) skeletal muscle contraction.
C) exercise tolerance. D) smooth muscle contraction.
D
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Which cell type, found in connective tissue proper and close to blood vessels, secretes heparin and histamine?
A. Mast cell B. Fibroblast C. Plasma cell D. Adipocyte E. Mesenchymal cell
In the phenomenon of phantom limb, a person can perceive tingling, touch, pressure, warmth, itch, and other sensations in a body part that has been lost by amputation or accident.
Answer the following statement true (T) or false (F)
What do anabolic steroids do when taken as medication?
A) Destroy tissue B) Increase fertility C) Fight infection D) Build up tissue
High-frequency sounds activate neurons within the cochlea that are
A. near the oval window at the base of the cochlea. B. far from the oval window at the apex of the cochlea. C. along the entire length of the cochlea.