Brandon's teeth are stained from his constant coffee drinking, so his dentist recommended that he switch to a new electric toothbrush that not only brushes teeth very rapidly, but also uses sound to reduce plaque and staining. What kind of sound is most likely generated by Brandon's new toothbrush?
A. infrasound
B. ultrasound
C. pure tones
D. noise
Answer: B
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A. third and seventh years B. fourteenth year C. first 10 years D. first 8 months
Which of the following is characteristic of the exhaustion stage of the general adaptation syndrome?
A. the weakening of the immune system B. the activation of the fight-flight response C. feeling healthy and energetic D. the body returning to normal levels of functioning
How is May's concept of the human dilemma different from Fromm's concept with the same name?
What will be an ideal response?
According to ethologists, which of the following is NOT true about eye contact?
a. it may signal a potential threat b. it may indicate liking or attraction c. it may provide information or communicate feelings d. it is relevant only in close interpersonal relationships