All of the following are examples of functions of a metabotropic receptor except:
a. gene expression and protein synthesis may occur after a neurotransmitter binds to the receptor.
b. a G-protein acts on ions channels or effector enzymes after a neurotransmitter bind to the receptor.
c. a G-protein may act on an effector enzyme that may then activate a second messenger.
d. an ion channel attached to the receptor will open when a neurotransmitter binds to the receptor.
Ans: D
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All but which of the following have been put forth as criticisms of Piaget's theory?
a. He observed far too many children to be able to draw any reasonable conclusions. b. He underestimated abilities of younger children. c. Development is variable from child to child and does not always progress identically. d. He did not take cultural differences into account. e. He failed to account for changes in cognitive development that occur across different stages.
Which of the following sleep disturbances is characterized by a sudden, irresistible urge to sleep, which lasts a few minutes to half an hour with victims falling asleep while standing, talking, or even driving?
a. narcolepsy b. hypersomnia c. sleep apnea d. somnambulism
The middlemost score in a distribution is called
a. Mean b. Mode c. Median d. Standard deviation
Which leadership style is characterized by a combination of charisma, intellectualization, and a focus on individuals within an organization?
A) transactional B) emergent C) transformational D) laissez-faire