When a 4-year-old child has an erection, we can most likely assume:
a. That his physiology is functioning normally
b. That he has experienced something causing him to be sexually aroused.
c. That he is likely to feel embarrassed about his erection.
d. That he is not likely to have erectile dysfunction later in his life.
a
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Of the following Freudian concepts, which has been tested and found to be valid?
A. defense mechanism B. id as a source of energy C. role of the Oedipus complex in personality development D. basic drives limited to sex and aggression
Methadone is an opiate drug
a. True b. False Indicate whether the statement is true or false
The _____ nervous system is active during periods of arousal, stress, and emergency and prepares the body for "fight-or-flight." The _____ nervous system is active during times of calm and participates in the storage of nutrients and the repair of the body
Fill in the blank(s) with the appropriate word(s).
Once people pass __________ years, the contribution of heredity to length of life decreases in favor of environmental factors
A) 45 to 50 B) 55 to 60 C) 65 to 70 D) 75 to 80