This figure shows an intestinal villus. What is the structure indicated by number 3?
A. Submucosal gland
B. Lymphatic nodule
C. Brunner gland
D. Plicae circulares
E. Mucous gland
Answer: B
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A) accommodation. B) refraction. C) convergence. D) inversion.
Wolff's law of bone explains the effect of ________.
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