In order to cross the synapse between two cells, a substance called __________ is released from the first cell (presynaptic) to activate or inhibit the second cell (postsynaptic).

A. Neurotransmitter
B. Protein
C. Kinesin
D. Dynein


Answer: A

Psychology

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Answer the following statements true (T) or false (F)

1. Babies whose mothers smoked during pregnancy have lower birth weights but suffer no cognitive deficits. 2. Newborns can mimic the facial expressions of adults. 3. Newborns exhibit a strong rooting reflex when you lightly touch the soles of their feet. 4. The typical infant can lift up its head before it is able to master rolling over. 5. Infants learn to control their arms before they learn to control their legs.

Psychology

Amnesia, fugue, and multiple personalities are all classified as _____ disorders.

a. anxiety b. somatoform c. schizophrenic d. dissociative

Psychology

Sam is motivated by factors such as money and scholarships. We might call Sam's motivation:

a. money-motivated b. locus of control c. extrinsic d. performance

Psychology

Reinforcing behaviors that more closely resemble a final, terminal behavior is called

a. positive reinforcement. b. shaping. c. positive reinforcers. d. secondary reinforcers.

Psychology