Dental checkups are important in middle childhood because ________
a. they eliminate cavities
b. children today have far more cavities than in earlier generations
c. they eliminate the need for orthodontic treatment
d. they help children learn dental and oral self-care
Answer: D
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Which of the following are true of neurons within the venrolateral preoptic area (vIPOA)?
a. Damage to vlPOA neurons produces sleepiness. b. Excitotoxic lesions of the vlPOA increase sleep in cats. c. vlPOA neurons have a low firing rate during sleep. d. Electrical stimulation of vlPOA neurons produces signs of drowsiness. e. vlPOA neurons secrete glutamate to excite regions that control arousal.
Which of the following is a variation of response cost and involves removing the individual from a situation in which reinforcement occurs?
a. shaping b. stimulus control c. time-out d. reciprocal inhibition