Studies of learned helplessness use the ______ procedure
a. reward training
b. escape training
c. positive punishment
d. negative punishment
B
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____ is the most common cause of inherited intellectual disability
a. Down syndrome b. Fragile-X syndrome c. Prader-Willi syndrome d. Phenylketonuria
Which statement characterizes the relative refractory period?
A. The neuron cannot fire again because the potassium channels are unable to open. B. The neuron cannot fire again because the sodium channels are unable to open. C. The neuron can fire again but only to a stronger-than-threshold stimulus. D. The neuron can fire again but only at a much slower rate.
Professor Winston is observing the effects of a new drug on neurons in the spinal cord that participate in reflexes by forming a bridge between incoming sensory information and outgoing motor commands. The neurons that Professor Winston is studying are most likely
a. sensory neurons b. motor neurons c. interneurons d. Von Economo neurons
Over the last several months, every time Marla has attempted sexual intercourse she has experienced spasms of the muscles surrounding the vagina, which made intercourse impossible. What is the most likely diagnosis in this case?
a) vaginismus b) dyspareunia c) sexual aversion disorder d) female sexual arousal disorder