A chamber within a bone normally filled with air is a
A) meatus.
B) fissure.
C) sinus.
D) sulcus.
E) facet.
Answer: C
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The following photograph depicts a woman with a lesion in which cranial nerve?
A) III B) IV C) V D) VI E) VII
Axons crossing over in the cord pass through the
A) anterior gray horns. B) anterior white commissure. C) posterior white commissure. D) gray commissure. E) None of the answers are correct.
You are constructing working models of the heart for extra credit. Your first attempt failed because the cells separated from each other during beating. What structures did you omit, and why did this allow the heart to fall apart? You omitted the gap junctions in your second attempt. How would a real heart fail to function normally without gap junctions?
What will be an ideal response?
Answer the following statements true (T) or false (F)
1. The evaporation method of heat loss from the blood occurs by the absorption of heat by water vaporization. 2. The convection method of heat loss from the blood occurs by the transfer of heat energy to the skin and then to the external environment. 3. Shivering is a heat-generating activity of the body. 4. “Use of food” is a good phrase to describe metabolism. 5. Before food can be assimilated, it must be digested.