The cochlea comprises three fluid-filled sections. They are: the scala vestibuli, the scala media and the
a) scala tympa
b) scala lateral
c) scala medial
d) scala pinna
a) scala tympa
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Before instructing his class on the senses, Carl shows them a short film clip that simulates what a person would see if he or she were riding a roller coaster with all the sights, sounds, and head shifts that accompany this experience. Carl's use of the short film clip to gain his students' attention is part of which step of the teaching strategy?
a. stimulus presentation b. learner preparation c. learner response d. mental association
A national study conducted following the release of the Real Cost campaign estimated that it led to a ______ decrease in smoking initiation by youths aged 11–18.
A. 10% B. 20% C. 30% D. 40%
In females, puberty is triggered by ________; in males, it is initiated by __________.
A. increases in estrogen levels; increases in testosterone levels B. decreases in testosterone levels; increases in testosterone levels C. increases in estrogen levels; decreases in estrogen levels D. increases in testosterone levels; increases in testosterone levels as well
Regarding group cohesiveness and solitude, which of the following statements is FALSE?
a. Solitude is the same as loneliness. b. Group cohesiveness is the basis for much of the power that groups exert over us. c. Group cohesiveness is particularly strong for in-groups. d. Most of us need at least some occasional quiet time away from the hustle and bustle of social life.