When an axon transmits action potentials:
A) Nothing physically moves down the axon
B) Electricity flows from one end of the axon to the other
C) Neurochemicals flow from one end of the axon to the other
D) The sodium-potassium pump pushes ions down the axon
A
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Austin Powers travels from California to New York, chasing Dr. Evil across the country. Austin then experiences fatigue, irritability, inattention, and sleeping problems due to the disruption of his ____, which causes____
a. ?sleep stages; narcolepsy b. ?lucid dreaming; jet lag c. ?circadian rhythms; sleep apnea d. ?circadian rhythms; jet lag
According to Freud, the superego is the portion of the personality:
a. that is governed by inborn instinctual drives b. that motivates people to act in accordance with society's moral customs c. that induces people to act with reason and deliberation d. that is usually inactive but contains potentially accessible thoughts and memories
A researcher studying sleep deprivation finds that as the amount of sleep decreases, there is a proportional decrease in one's immune system. This illustrates a __________ correlation
a. positive b. negative c. zero d. dependent
A general process in which the repeated presentation of a stimulus leads to a gradual decrease in responding is termed:
A) habituation. B) classical conditioning. C) sensitization. D) association.