When soldiers in the military sustain head
injuries, there is a(n) ________% likelihood that these injuries would be categorized as moderate to severe.
a) 15
b) 30
c) 50
d) 85
ANS: c
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In a _____, neither the participant nor the researcher is informed about the treatment that the participant is receiving.
A) treatment outcome study B) double-blind experiment C) longitudinal study D) breaching experiment
Stress activates two systems. One is the ____.
A. HPA axis, which reacts more quickly than the other B. HPA axis, which becomes increasingly important with prolonged stressors C. autonomic nervous system which secretes the hormone ACTH D. autonomic nervous system which secretes the hormone cortisol
Cathy was a very successful real estate agent. At age 36 she decided to donate her wealth to charity and become a missionary in Haiti, where she has been living in relative contentment for the past two years. Which perspective would best explain Cathy's behavior?
a. psychodynamic c. humanistic-existential b. social-cognitive d. developmental
In addition to disruptions of serotonin activity, people with major depressive disorder (MDD) might also experience
A. increased glutamate activity. B. decreased glutamate activity. C. decreased dopamine activity. D. increased dopamine activity.