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Assume that you are testing a split-brain human subject whose language center is in his left hemisphere.If you place a house key into his left hand,he will:


A) not be able to later select the object he was holding from a group of various objects.
B) not be able to tell you what object he is presently holding.
C) immediately be able to tell you what he is holding.
D) be able to tell you what he is presently holding if allowed to think about it for several seconds.

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A "split brain" patient is a patient who has had __________.


A) a prefrontal lobotomy
B) their cerebellum split in the middle
C) their corpus callosum cut
D) a fractured skull in which bone fragments penetrated into the brain

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Elizabeth was driving on the freeway when a car passed abruptly in front of her and almost hit her vehicle.As a result of the stress produced by this incident,her heart rate increased and she feels "on edge." Which of the following neurotransmitters is likely responsible for Elizabeth's response?


A) serotonin
B) dopamine
C) GABA
D) norepinephrine

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The motor impulses/commands associated with the muscular coordination and movements necessary for one to write originate in which lobe of the cerebral cortex?


A) temporal
B) parietal
C) occipital
D) frontal

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The sequence of amino acids in DNA represents a code that cells can use to create


A) amino acids.
B) chromosomes.
C) proteins.
D) genes.

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The myelin sheath _______.


A) is a fatty substance protecting the dendrites
B) helps to speed up neural messages within the cell
C) is found in all neurons
D) protects the cell's vesicles

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Your best friends from high school invite you over for pizza and a friendly game of cards.Name six parts of the brain and explain the role each plays during your evening of food,fellowship,and playing cards.

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A good Answer: will include six of the f...

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The part of the brain which controls hearing,does some additional processing of visual information,and is probably the site of permanent memory storage is __________.


A) the occipital lobe
B) the temporal lobe
C) the parietal lobe
D) the frontal lobe

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A young woman recovering from a blow to her head finds she has great difficulty maintaining her balance and coordinating her movements.Injury to which part of her brain is likely to be causing her difficulties?


A) cerebellum
B) medulla
C) cerebral cortex
D) thalamus

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Gi works in a laboratory that identifies which genes are present among individuals with particular traits that are not present in others.The goal of the lab is to understand how specific genes are related to behavior.Gi works in which field?


A) eugenics
B) DNA phenotyping
C) behavioral genomics
D) psychobehavioral genetics

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The bundle of nerves that connects the two hemispheres of the brain is called the:


A) basal gangliA
B) longitudinal fissure.
C) corpus callosum.
D) somatosensory cortex.

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Calm is to aroused as _______ is to _______.


A) parasympathetic; sympathetic
B) autonomic; motor
C) sympathetic; parasympathetic
D) central; peripheral

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Suppose a researcher is studying twins where at least one twin suffers from depression.The researcher finds that both twins are much more likely to share the disorder if they are monozygotic and not dizygotic twins.What should the research conclude?


A) depression is entirely genetic
B) the heritability of depression is high
C) the heritability of depression is low
D) monozygotic twins are at a higher risk for depression than non-twins

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The glands that secrete hormones directly into the bloodstream are called __________.


A) lymph glands
B) exocrine glands
C) hippocampal glands
D) endocrine glands

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It is believed that the hypothalamus controls ________.


A) aggression
B) social learning abilities
C) long-term mechanisms of body weight
D) biological motives

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What is a synapse?


A) The site where a "message" is transmitted from one nerve cell to another
B) A chemical substance that is released by a transmitting neuron
C) A fatty coating that increases the rate at which messages travel through neurons
D) The part of the neuron that keeps it alive

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Lasting only a few milliseconds,the ____________________ is a brief period after an action potential when a neuron cannot fire again.

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An area of damage in the brain is called a(n)


A) wound.
B) lesion.
C) stereotoxic infiltration.
D) invasive cortical manifestation.

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To reverse the effects of neurotoxic venom from a snakebite,which of the following actions would likely be most effective?


A) Give the patient a high dose of dopamine.
B) Give the patient a substance that would allow the body to resume transmission of acetylcholine.
C) Give the patient a drug that would increase GABA transmission.
D) Give the patient an acetylcholine antagonist.

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The part of the brain dedicated to emotion and memory is the


A) endocrine system.
B) limbic system.
C) reticular formation.
D) lymphatic system.

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