How many major fontanels are present at birth?
A) three
B) four
C) five
D) six
B
Explanation:
A) There are more than three major fontanels at birth.
C) There a fewer than five fontanels at birth.
D) There are fewer than six fontanels at birth.
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One hundred twenty-six bones comprise the appendicular skeleton.
Answer the following statement true (T) or false (F)
At rest, active sites on the actin are blocked by
A) myosin molecules. B) troponin molecules. C) tropomyosin molecules. D) calcium ions. E) ATP molecules.
The pharynogotympanic tubes, which drain the middle ear, open into the ________
A) nasopharynx B) oropharynx C) palatopharynx D) laryngopharynx E) tracheopharynx
Ribose is the
A. storage carbohydrate in animals. B. storage carbohydrate in plants. C. major nutrient for most body cells. D. nondigestible plant polysaccharide. E. sugar found in RNA and ATP.