Sensory threshold is defined as the
A. minimum amount of stimulation that can be detected.
B. maximum amount of sensory stimulation that can be tolerated before pain is experienced.
C. maximum number of senses that can be stimulated before the person is confused.
D. minimum amount of energy produced by a neuron.
Answer: A
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The __________ rule describes the tendency for motor skills to emerge in sequence from the center to the periphery.
A. medialfrontal B. frontalparietal C. cephalocaudal D. proximalmedial E. proximodistal
Regarding flashbulb memories, which of the following statements is FALSE?
a. People tend to place great confidence in their flashbulb memories. b. Flashbulb memories result from an overactivation of the somatosensory cortex. c. Flashbulb memories often focus on how you reacted to the event. d. Flashbulb memories are not always accurate.
The __________ produces blood cells until the developing liver, spleen, and bone marrow are mature enough to take over this function
A) amnion B) chorion C) placenta D) yolk sac
Fabio believes that he can develop a drug to improve intelligence by determining which chemical compounds activate the genes responsible for human intelligence. Given research on the biological correlates of intelligence, is he likely to be successful in this pursuit?
A. Yes, because intelligence is controlled by only a few genes in the brain's intelligence center. B. Yes, because the expression of many genes can be easily altered using a single chemical compound. C. No, because no specific genes have been definitively linked to higher intelligence. D. No, because it is impossible to activate certain genes using chemical compounds.