By ____ months of age, the fetus swallows and urinates, arms and hands develop, and fingers develop nails

Most clinicians agree with the __________ explanation of the origins of vaginismus.

A. cognitive-behavioral B. biological C. psychodynamic D. sociocultural

The primary difference in the effects of drugs in the benzodiazepine class is due to differences in

a. their pharmacokinetic properties b. their pharmacodynamic properties c. the types of receptors they act on d. altering membrane fluidity