The stomach
A. secretes the hormone gastrin.
B. is the site of all mechanical digestion.
C. bears numerous folds called plicae circulares.
D. has two muscle layers in the tunica muscularis.
E. All of the choices are correct.
Answer: A
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_____ refers to the traditional ideas and values passed down from generation to generation within a group and transmitted to members of the group by symbols.
A. Civilization B. Culture C. Evolution D. Development
The four vertebrae of the coccyx fuse into 1 bone by the age of about 18.
Answer the following statement true (T) or false (F)
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A) kidneys B) anterior pituitary C) adrenal gland D) pancreas E) hypothalamus