A muscle always contracts ________. This is known as the all-or-none response.
A. incompletely
B. its full length
C. completely
D. None of the choices are correct.
Answer: C
Anatomy & Physiology
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Which white blood cells are phagocytes?
a. monocytes b. T lymphocytes c. B lymphocytes d. all of the above
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The tissue that forms the outermost layer of the skin is a type of connective tissue
Indicate whether the statement is true or false
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The zona pellucida consists of
A) nucleic acid. B) epithelium. C) adipose tissue. D) glycoprotein.
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Cells can respond to ________ hormone(s) at the same time.
A.)several hundred B.)an unlimited number of C.)a few D.)only one
Anatomy & Physiology