________ is a soft pouch of thin polyurethane that is inserted into the vagina before intercourse to prevent conception and protect against STIs.
A. A dental dam
B. A male condom
C. Spermicidal foam
D. A female condom
Answer: D
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The word chorea refers to involuntary and ceaseless, rapid, jerky movements
Indicate whether the statement is true or false.
The transfusion reaction involves which of the following antigens that are antigenically identical to antigens on the surface of commensal bacteria?
A. Fc receptors on the surface of mast cells B. Complement receptors on the surface of APCs C. Carbohydrates on the surface of erythrocytes D. Fc receptors on the surface of cytotoxic cells E. None of the above
A/An ____________________ is the endoscopic examination of the interior of the rectum, sigmoid colon, and possibly a portion of the descending colon.?
Fill in the blank(s) with correct word
As a heterosexual male, Mark is attracted to ____
a. neither men or women b. both men and women c. women d. men e. other heterosexuals