Chapter 11

Biological Psychology · 10 exercises

Problem 1

What is the relevance of pure autonomic failure to the study of emotions?

5 step solution

Problem 6

What is one reason why testosterone levels correlate only weakly with human aggression levels?

3 step solution

Problem 7

If we want to know how much serotonin the brain has been releasing, what should we measure?

4 step solution

Problem 8

Given that monkeys with low serotonin turnover pick many fights and in most cases die young, what keeps natural selection from eliminating the genes for low serotonin turnover?

5 step solution

Problem 10

What brain mechanism enables the startle reflex to be so fast?

5 step solution

Problem 11

How could a researcher use the startle reflex to determine whether some stimulus causes fear?

5 step solution

Problem 18

Name three hormones that the adrenal glands release in the alarm stage of the body's response to stress.

4 step solution

Problem 19

What kind of cell releases cytokines?

3 step solution

Problem 20

What changes do prostaglandins stimulate?

6 step solution

Problem 22

How does prolonged stress damage the hippocampus?

5 step solution

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