What is the relationship between the motor neuron axons and muscle fibers?
A. Each axon innervates only one muscle fiber.
B. The more muscle fibers a single axon innervates, the more precise the movements.
C. The more axons, which innervate a single muscle fiber, the more precise the movements.
D. The fewer muscle fibers a single axon innervates, the more precise the movements.
Answer: D
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A. a physiological measure B. respiration rate C. the time of night D. none of the above
The ability to resist interference from irrelevant information to stay focused on the task at hand is called ______.
A. extraversion B. inhibition C. generativity D. selective attention
What does existential psychology believe about an individual’s free will?
A. There is no free will in individuals; there’s only the illusion that they have it. B. Free will only become apparent when individuals achieve self-insight. C. Individuals have free will and make choices and take responsibility for them. D. Using one’s free will lead to the path of happiness.
Watkins studied three generations of a family and found that _________________ caused severe speech and language disorder
a. a single gene on chromosome 7 b. the use of recreational drugs such as cocaine c. a single gene on chromosome 23 d. abnormal neural development of the posterior association cortex e. abnormal neural development of the right frontal cortex