When the body temperature drops below a certain level, the nervous system induces rapid skeletal muscle contractions called .
a. hypertrophy
b. shivering
c. atrophy
d. fatigue
e. resistance
shivering
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Where does the atlas articulate with the skull?
A. The foramen magnum B. The temporomandibular joint C. The styloid process D. The occipital condyles E. The pterygoid process
A rise in blood pressure causes a reflexive
A. activation of the parasympathetic system and inhibition of the sympathetic system. B. activation of the sympathetic system and inhibition of the parasympathetic system. C. activation of both the parasympathetic system and the sympathetic system. D. inhibition of both the parasympathetic system and the sympathetic system.
Match the cell type with its function.A. Produce hormonesB. Produce mucusC. May protect intestinal epitheliumD. Synthesize bileE. Produce digestive enzymesGoblet cells
Fill in the blank(s) with the appropriate word(s).
A 21-year-old man receives a penetrat- ing knife wound in the abdomen and is injured in both the superior mesenteric artery and the vagus nerve. Which portion of the colon would most likely be impaired by this injury?
(A) Ascending and descending colons (B) Transverse and sigmoid colons (C) Descending and sigmoid colons (D) Ascending and transverse colons (E) Transverse and descending colons