The hormone responsible for the actions of the sympathetic nervous system is:

A. insulin.
B. thyroxine.
C. epinephrine.
D. aldosterone.


Answer: C. epinephrine.

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The midpoint of the distribution is the ____.

A. median B. mean C. mode D. none of the above

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The middle layer of the embryo that becomes connective tissue is the ____. 

A. amnion B. ectoderm C. mesoderm D. endoderm E. yolk sac

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Causes for dismissal or termination of an employee include

A) willful disobedience. B) violation of company policies. C) business downturn. D) All of the above

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Which one of the following is the most important consideration for palatal local anesthetic procedures?

A) Apply topical anesthetic for one to two minutes B) Use ester topical anesthetic drug C) Administer solution slowly D) Withdraw the needle if swelling and ischemia occur

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