Which of these is an example of a biological mechanism playing a role in the onset of abnormal behavior?
a. a virus causes damage to the CNS
b. a child observes an adult hitting another adult
c. a newborn sustains an injury during birth
d. a child falls and sustains a head injury
Answer: a. a virus causes damage to the CNS
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As of 2007, the American College of Obstetricians and Gynecologists recommend Down syndrome screening for all women, regardless of age
a. True b. False Indicate whether the statement is true or false
Forgetting events prior to the time of brain damage is a characteristic of ____ amnesia
a. retrograde b. anterograde c. proactive d. procedural
There are five basic channels of nonverbal communications. These are ________
A) facial expressions, eye contact, body movements, posture, and touching B) touching, eye contact, body movements, vocal tone, and facial expressions C) body movements, facial expressions, posture, attributions, and vocal tone D) body movements, posture, facial expressions, eye contact, and attributions E) posture, facial expressions, eye saccades, body stillness, and touching
Which statement is true of long-term potentiation?
A. AMPA receptors admit calcium ions when glutamate is present and the membrane is depolarized. B. NMDA receptors are inserted into the dendritic membrane during long-term potentiation. C. Presynaptic nitric oxide acts as a messenger on the postsynaptic membrane. D. Glutamate is released from the axon terminal.