Drugs A and B produce similar types of effects. Drug A has an ED50 value of 10 mg/kg and Drug B has an ED50 value of 5 mg/kg. What can be said about these drugs?
a. Drug A will have a safer therapeutic index.
b. Drug B will have a safer therapeutic index.
c. Drug A is more potent than Drug B.
d. Drug B is more potent than Drug A.
Ans: D
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Why are most women attracted to men who have masculine faces, larger jaws, and more muscle mass? An evolutionary explanation would be that these features signal:
A. high levels adrenaline B. high levels of estrogen C. high levels of testosterone D. youthfulness
One of the most important reasons to conduct cross-cultural research in psychopathology is that
a. we can gain a better appreciation for the virtues of various cultures by examining how psychopathology is viewed by different cultures. b. the stigma of psychopathology can be removed by understanding that psychopathology exists in all cultures. c. genetic influences of disorders can be best determined through careful comparison of the different environmental stressors found in various cultures. d. we can understand more about psychopathology by understanding how culture impacts the experience of various disorders.
An increase in response to stimuli that are dangerous or threatening is called ________
a) shaping b) habituation c) extinction d) sensitization
Hours into their cross-country road trip, Omar and Carl are famished. The two friends argue about what to do. Should they stop at a highway rest stop, or search for a place to eat in the nearest town? They decide to stop this time at a rest stop, and next time in town. How is motivation demonstrated in this scenario??
a. ?They compete for similar resources.
b. ?They seek to eat food.
c. ?They disagree on the best solution to their problem.
d. ?They react instinctively to their hunger.