Drugs can change consciousness by mimicking naturally occurring __________ in the body, or by __________ the ability of neurons to receive messages from neighboring neurons.
A. neurotransmitters; enhancing
B. brain waves; blocking
C. neurotransmitters; blocking
D. reactions; enhancing
Answer: C
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Older adults who were bilingual seemed to experience a delayed onset of symptoms of Alzheimer’s disease compared to monolingual older adults, possibly due to ____
a. ?changes in brain structure b. ?increased levels of dopamine c. ?decreased levels of acetylcholine d. ?the presence of a “cognitive reserve”
Sexual behavior is most likely to occur when sex hormones (testosterone and estradiol) prime the neurons in the hypothalamus to release the neurotransmitter ____
a. serotonin b. norepinephrine c. dopamine d. acetylcholine
A consultant is trying to convince a manufacturer that changing the taste of their drink product slightly will not be detected as much as if they were in the perfume business where clients would detect a similar slight change in odor
Based on Weber's research with different sense dimensions, is the consultant's claim accurate and if so, why? a. Yes, because Weber's constant for odor is greater than Weber's constant for taste. b. Yes, because a person will be more sensitive to changes in odors than changes in taste. c. No, because a person will be more sensitive to changes in taste than changes in odor. d. No, because people are equally sensitive to changes in taste and odor.
The process in which new words are associated with their meaning after only a brief encounter is known as
a. grammar. c. fast mapping. b. syntax. d. pragmatics.