The cells that provide nourishment and insulation for neurons are called

A man has developed a sense of personal identity, has been successful in establishing a career, and has been happily married for eight years. If he is like most other men, at this point in his life he is probably asking himself this question:

a. "Can I trust others in this world?" b. "Who am I?" c. "In what ways can I contribute to others?" d. "Has my life been truly satisfying?"

Kinsey's report that 10% of United States men were predominantly homosexual is now known to be

a. an underestimate b. an overestimate c. accurate d. accurate only for white, middle-class Americans