This part of the nervous system is responsible for vasomotor tone.
A. Voluntary
B. Sympathetic
C. Parasympathetic
D. Both the sympathetic and the parasympathetic
Answer: B. Sympathetic
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A muscle that inserts on the body of the mandible is probably involved in
A) kissing. B) blowing. C) chewing. D) frowning. E) spitting.
Lymphocytes are specialized cells produced for which function?
A. Producing red blood cells B. Genetic reproduction C. Saliva production D. Fighting infection
A dust particle floating on a water surface illustrates
A) surface tension. B) chemical tension. C) static electricity. D) heat capacity. E) hydrophilic attraction.
Cations are smaller in diameter than their electrically neutral atom. Why?
A) When electrons are lost, the remaining electrons are pulled closer toward the nucleus. B) When electrons are lost, the remaining electrons are pulled further away from the nucleus. C) When electrons are gained, the electrons are pulled closer toward the nucleus. D) When electrons are gained, the electrons are pulled further away from the nucleus. E) When electrons are lost, the remaining electrons enter the nucleus.