Which of the following statements is true about the effects of prescription and nonprescription stimulants on memory?
A. The negative effects of prescription drugs such as Adderall or Ritalin happen only in low doses.
B. Caffeine in general and over-the-counter energy drinks have no effects in their capacity to enhance memory.
C. Higher doses of prescription stimulants can actually interfere with and block memory formation.
D. There is nonclinical trial evidence that long-term, foods and drinks rich in flavonoids reduce memory and impair cognitive function.
C. Higher doses of prescription stimulants can actually interfere with and block memory formation.
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An individual using guided participation would pair up a less skilled student with a more skilled student on some structured activity
a. True b. False Indicate whether the statement is true or false
When subjects are not randomly assigned, but rather come to the study as members of each condition a ____ variable is being used
a. manipulated independent b. dependent c. nonmanipulated independent d. nonmanipulated dependent
Reducing body weight through rapid dehydration
A. is acceptable for wrestling athletes B. is acceptable for boxing athletes C. is a common practice in gymnastics D. can be detrimental to performance
Genes may be implicated in dysfunction in the amygdala, the core structure for the acquisition of fear
Indicate whether this statement is true or false.