Richie is at the peak of his adolescent growth spurt, so he is probably gaining as many as __________ pounds a year
a. 5 c. 25
b. 10 d. 40
c
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Which couple is likely to be experiencing the most inter-role conflict?
a. Willy and Tina, who do not have any children b. Shaun and Joanna, who have two preschool-age children c. Karen and Jim, whose children are now in college d. Michelle and Kenny, who are both retired
Sociobiologists argue that evolution has bred into each of us a tendency to act in ways that maximize our chances of ________
a. living as long as possible. b. creating a complex society. c. achieving more than the previous generation. d. passing on our genes.
During ejaculation, sperm pass successively through the epididymis, vas deferens, ejaculatory duct, and urethra, picking up fluid along the way from the seminal vesicles, prostate, and ____
a. seminiferous tubules c. urethral opening b. Cowper's gland d. spermatic cord
Numerous medical conditions are more prevalent among adults who do shift work rather than a normal working day. Which of the following most likely explains this relationship between shift work and poor physical health?
A. Shift workers may be more sleep deprived because they are not synced with their biological clock. B. Shift workers may have higher rates of major depressive disorder with seasonal affect. C. Shift workers may have lower melatonin levels which interferes with the body’s sleep cycle. D. Shift workers may be more like “night owls” which makes it difficult for them to wake up in the morning.