A group of axons bundled together coated in myelin that travels together through the body is called a ________
a) synaptic vesicle
b) nerve
c) neurilemma
d) myelinated pathway
ANS: b
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When instructions to individuals viewing the lineup include a warning that the perpetrator may not be in the lineup, there is a(n) ____
a. decrease in the number of correct identifications made by witnesses b. increase in the number of correct identifications made by witnesses c. decrease in the number of mistaken identifications made by witnesses d. increase in the number of mistaken identifications made by witnesses
Which scenario best illustrates the concept of adaptation?
a. Plant “A” produces either large fruit or small fruit; farmers breed only the large fruit plants, causing them to outnumber the small fruit variant. b. Plant “B” has a rare waxy leaf variant; as the environment becomes more arid, the waxy leaf variant becomes more prevalent. c. Plant “C” has a genetic mutation that creates a taller variant; this variant is able to survive and reproduce. d. Plant “D” has a recessive allele that causes a higher rate of photosynthesis; plants with this phenotype have a higher energy reserve.
Kristina scored below average on an intelligence test in 5th grade. As a result, she was held back a year. Her parents and teachers developed low expectations for her. Ultimately, Kristina quit high school and took a low- paying job at a convenience store. This is an example of
a. self-fulfilling prophecy. b. culturally biased testing. c. lack of standardization. d. an unreliable intelligence test. e. mainstreaming.
Dr. Goddard is studying the behavioral effects of MDMA (Ecstasy) using a rat model. He would measure increased release of which hormones in response to MDMA treatment?
a. ?prolactin and glutamate b. ?serotonin and oxytocin c. ?testosterone and noradrenaline d. ?progesterone and adrenaline