Where are the anterior and posterior communicating arteries found?
A. The cerebral arterial circle (circle of Willis)
B. The branches of the celiac trunk
C. The azygos-hemiazygos system
D. The forearm
E. The neck
Answer: A
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A. chemotaxis B. diapedesis C. attraction D. ameboid movement E. margination
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A. bicarbonate B. phosphate C. protein D. all are equally important
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