After a stroke, Bhati, a skilled artist, has trouble controlling her movements of the paintbrush. Her movements are now jerky, rather than smooth, and exaggerated. Which area of the brain was likely damaged?
A. the pons
B. the hypothalamus
C. the medulla oblongata
D. the cerebellum
Answer: D
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Your friend has a prescription for Valium that she takes for anxiety. She has taken Valium before the party you and she are attending. When she gets to the party, you see her heading for the bar. Based on what you have learned so far in this course, which of the following would you tell her?
A. You should not drink any alcohol because both alcohol and Valium act on the same system and their additive effects could be very dangerous. B. You should limit yourself to six drinks because too much of the two drugs together could make you very ill. C. Alcohol is not a drug, so there really isn't any reason to worry as long as you don't get drunk. D. Don't worry, alcohol and valium act on very different neurochemicals, so a drug interaction is very unlikely.
Men must have a sufficient level of __________ in order to maintain sexual interest and maintain an erection
a) testosterone b) oxytocin c) estrogen d) progesterone
Which of the following is an example of a variable?
A. the value of pie B. the human life span C. the number of years in one decade D. the number of meters in 1 mile
Structural imaging techniques are used to ________
a. study overall activity in particular regions of the brain b. map structures in the living brain c. study single neurons d. observe neural activity as it reacts to sensory stimuli