What is a dermatome?
a. An instrument used to assess sensitivity of different areas of the skin to somatosensory stimuli
b. An area of body surface to which a single spinal or cranial nerve projects
c. The synapse between spinal nerves and cranial nerves for somatosensory functions
d. An area of body surface with more than one touch receptor
B
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Justin is teaching his dog, Tiara, to jump on command. He gives her a treat when she jumps on command only when the treats are with him. When the treats are not in his reach, he does not give her a treat. In this context, Justin is using _____
A) partial reinforcement B) negative reinforcement C) continuous reinforcement D) uninterrupted reinforcement
Stephen Kosslyn's "mental travel" tasks involved comparing research subjects' estimated times to complete a trip within a building with their actual travel times.
Answer the following statement true (T) or false (F)
All of the following have been found to be correlated with part-time employment in excess of 20 hours per week except __________
a. higher rates of substance use b. higher rates of delinquent behavior c. more rule-abiding behavior d. lower grades in school
Which of the following environmental factors may influence handedness?
a. prenatal exposure to ultrasound b. prenatal exposure to x-rays c. routine childhood immunizations d. diet