The one enzyme whose function is to deactivate a specific neurotransmitter once it has been released into the synapse is
A) dopamine.
B) L-DOPA.
C) acetylcholine.
D) acetylcholinesterase.
E) a G protein.
Answer: D
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Professor Aguayo is recruiting subjects for a study. She is advised not to give potential subjects the exact title of the study, which is "The negative effects of mild anxiety on eye-hand coordination." Why not share the title with potential subjects?
A. Professor Aguayo may change the hypothesis after the data are collected and analyzed. B. The title may create specific expectations that could bias the subjects. C. It's really none of the subjects' business, since Professor Aguayo is the researcher. D. She's not really sure if mild anxiety will affect eye-hand coordination.
If a person experiences severe panic symptoms only when speaking in public he/she is said to have attacks
a. depersonalized b. disordered c. expected d. unexpected
You wake up in the middle of the night. As you look about your dark bedroom, you can see the outline of a pile of your clothes sitting in a ball on a chair. You are seeing the clothes with your
a. ?cones b. ?papillae c. ?otoliths d. ?rods
Which of the following is used to treat Parkinson's disease?
a. monoamine oxidase b. Aricept c. L-dopa d. Thorazine