The lowest level of a stimulus needed for the nervous system to detect it half the time is called
a. sense receptor
b. just noticeable difference
c. absolute threshold
d. sensory adaptation
Ans: c. absolute threshold
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The change in a neuron's potential caused by the arrival of neurotransmitter is called:
A) The postsynaptic potential B) The presynaptic reversal potential C) Axonic integration D) Neural potentiation
Left-handers are also known as
A) sinestrals. B) carminatives. C) minor hemisphere dominants. D) dextrals. E) none of the above
Studies have NOT found any particular diet to be successful over the long run.
Answer the following statement true (T) or false (F)
A track coach asks half of the athletes, chosen randomly, to try wearing a new type of shoe. Later the coach compares results for those wearing the new and old shoe types. What is the independent variable in this experiment?
a. The type of shoe b. The athletes' performances c. Variations in the weather d. The track coach