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Psych 181

Chapter 4

QuestionAnswer
What is the function of the corpus callosum? To carry news of what one hemisphere is doing to the other hemisphere.
What are the two parts of the central nervous system? The brain and spinal cord.
After a bad fall off of a building, a constructino worker was experiencing occasional difficulty sensing certain stimuli. He had trouble hearing, seeing, tasting, and feeling objects from time to time. Which structure was affected? Thalamus.
Magnetic resonance imaging allows a scientist to: explore the inner space of the brain without using chemicals.
Dan has been diagnosed with depression. After doing a PET scan, there was a finding of increased neutal activity in a particular structure. Which structure was this activity in? Amygdala.
Which neurotransmitter is known to affect neurons involved in sleep, appetite, sensory perception, temperature regulation, pain suppression and mood? Serotonin.
What statement about spinal reflexes is valid? Spinal reflexes can be brought under conscious control.
Which brain structure relays messages to the cerebral cortex? Thalamus.
What is another name for the skeletal nervous system? Somatic nervous system.
Certain types of food poisoning have been known to cause paralysis by blocking the release of a certain chemical messengers responsible for muscle action. What is the messenger? The neurotransmitter, acetylcholine.
Somatic nervous system is to autonomic nervous system as: voluntary is to involuntary.
Tom has just turned 15 and is noticing a few changes in his body. His voice changing, facial hair, etc. These masculine changes are stimulated by: Androgens.
The _____ looks like a string of link sausages. Myelin sheath.
Mike is walking down the street when he is approached by 3 gang members. His heart rate and blood pressure increase. What division of the nervous system is regulating these reactions? Sympathetic.
The prefrontal cortex takes up about 7% of the cerebral cortex in dogs and about ____ in humans. 29%
Which of the following regions contains the motor cortex, which issues orders to the 600 muscles of the body producing voluntary movement? Frontal lobes.
Acetylcholine is to ____ as testosterone is to hormone. Neurotransmitter.
After a motorcycle accident, Chad falls into a coma from which no procedure can get him out. Which part of his brain was likely injured? Reticular activating system.
Which set structures in the brain are heavily involved in emotional experiences such as rage and fear? Limbic system.
What is another name for endogenous opioid peptides, or nervous system chemicals similar to opiates? endorphins.
Clinicians would be likely to use biofeedback training in order to treat: high blood pressure.
When Myers and Sperry severed the corpus callosum in cats they found that: one side of the brain did not know what the other side was doing.
The brain's most startling accomplishment is its: self-awareness of it's own different capabilities and knowledge.
Created by: rachel_erickson
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