Parasympathetic innervation of the heart occurs via
A. CN VI.
B. CN X.
C. CN VIII.
D. CN XII.
E. CN IV.
Answer: B
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During open-heart surgery, which of the following thermoregulatory changes will be induced on the patient's body?
a. hypothermia b. nonshivering thermogenesis c. heat exhaustion d. sweating
Insulin causes blood plasma levels of potassium to ________ by ________ activity of the Na+/K+ pumps.
A. decrease; stimulating B. increase; inhibiting C. increase; stimulating D. decrease; inhibiting
The friction ridges seen in finger, palm and foot prints are different among various people but very similar between identical twins. This evidence suggests which of the following?
A) That friction ridges change over time. B) That friction ridges aid in griping. C) That friction ridges allow for better tactile sensation. D) That friction ridges are genetically determined.
What is the incomplete layer of cells that covers all internal surfaces of the bone within the medullary cavity?
A. Trabecula B. Epiphysis C. Diaphysis D. Endosteum E. Periosteum