Sperm cells that are beginning to develop in a man's testicles today will not be ready to be ejaculated and able to fertilize an ovum for approximately ________ days
a. 7-10
b. 17-20
c. 50-55
d. 68-72
Answer: D
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The term used to describe a subset of the target population selected by researchers to represent the entire population under study is the _______
a. sample b. experimental group c. participants d. volunteers
Which of the following is true about the use of intracavernosal injection of vasodilators into the penis?
A. This treatment is used when the erectile problem has an organic cause. B. The injection results in erections which last on average for about 2 hours. C. This treatment is recommended for men who have no erectile problems so that they can "last" up to 5 hours. D. The injection therapy is combined with the use of a suction device and rubber band for an effective erection.
A form of sexual expression that is more situation-dependent and perhaps more open to the characteristics of the individual, rather than focusing so much on the anatomy is called ________.
A. sexual fluidity B. sexual promiscuity C. transsexualism D. sexual awareness E. heterosexism
Margaret is having an affair with her neighbor, Tom. However, when an interviewer in a sex study asks her whether she has ever had any sexual relations with anyone outside of her marriage, her answer is, "No, never." This is an example of _____.
A. enlargement B. volunteer bias C. causal inference D. concealment