In his book “Reflexes of the Brain,” Sechenov argued that all behaviors had a cause and that the cause was ____
a. sometimes internal and sometimes external
b. sometimes physical and sometimes psychic
c. always psychic and mental, not external or physical
d. always external and physical, not psychic or mental
D
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If you give your dog a treat sometimes after she performs a trick, you are using:
A. interval reinforcement B. basic reinforcement C. partial reinforcement D. continuous reinforcement
The heritability coefficient is calculated from
a. means for the groups being compared. b. the variabilities for the groups being compared. c. correlations within identical twin pairs and within fraternal twin pairs. d. trait estimates by mothers and fathers.
Researchers interested in the effects of a drug on an awake, freely moving animal are most likely to a. use surgically implanted micropipettes to administer precise amounts of the drug directly to the brain. b. use microdialysis. c. allow the animal to inhale, eat, or chew substances that contain precise amounts of the drug
d. sample the chemicals that are active in a precise location in the brain.
The clouds are finally gone, and the sun is shining brightly, so you decide to "catch a few rays." Unfortunately, you spend too much time in the sun and have a severe sunburn
Which neurons send messages from your burned skin to your brain to inform you of the pain from the burn? a) motor neurons b) sensory neurons c) synaptic neurons d) association neurons