The acrosome contains enzymes used to ________.
A. penetrate the vagina
B. dissolve the mucosa of the vagina
C. penetrate barriers surrounding the ovum
D. dissolve the stickiness of the semen
E. dissolve the mucosa of the uterus
Answer: C
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Wolff's law is concerned with ________.
A) vertical growth of bones being dependent on age B) the thickness and shape of a bone being dependent on stresses placed upon it C) the function of bone being dependent on shape D) the diameter of the bone being dependent on the ratio of osteoblasts to osteoclasts
The field of genetics deals only with disease
Indicate whether the statement is true or false
Which hormone ultimately stimulates the activity of osteoclasts and promotes increased calcium absorption in the digestive tract?
A. Triiodothyronine B. Calcitonin C. Growth hormone (GH) D. Parathyroid hormone (PTH) E. Somatostatin
The opening of the auditory (Eustachian) tube is a key landmark in the
A. nasopharynx. B. oropharynx. C. laryngopharynx. D. nasal cavity.