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Chapter 5 (Cards 41-60)
Mid Term II
20
Psychology
Not Applicable
10/19/2004

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Cards

Term
If someone wanted to conduct experiments with animals, about how long would it take to receive approval from the IRB?
Definition
Approx. 3-5 months
Term
Name four ways to enduce a brain lesion.
Definition
electrolytic, radio frequency, chemical, thermal
Term
The goal of experimental ablation is to observe a ________ in _________.
Definition
change, behavior
Term
True or false: If a part of the brain is destroyed, the function that part of the brain is controls can no longer occur.
Definition
False. No one brain area is soely responsible for behavior.
Term
What type of lesion would be used if one wanted to destroy only the cell bodies?
Definition
chemical
Term
What is the benefit of using a chemical lesion over an electrical lesion?
Definition
Chemical lesion will not destroy neurons that are not the target neurons.
Term
What is the benefit of using an electrical lesion over a chemical lesion?
Definition
An electrical lesion is easier to administer.
Term
True or False: Placebos are not normally prescribed in the United States.
Definition
True. However, they are sometimes prescribed in other countries.
Term
The Nobel Prize winning psychologists who were able to trace the entire sensory system.
Definition
Axal and Buck
Term
The Nobel Prize winning psychologists who were able to trace the entire sensory system.
Definition
Axal and Buck
Term
What is the oldest method used in neuroscience?
Definition
experimental ablation
Term
True or False: A brain lesion is always permanent.
Definition
False. Brain lesions can be reversable.
Term
muscimol
Definition
A local anesthetic used to produce temporary brain lesions.
Term
Whereas actual lesions would be used in the __________ group, sham lesions would be used in the _________ group.
Definition
experimental, control
Term
Name the three carriers of the stereotactic apparatus.
Definition
anterior / posterior; medial / lateral; dorsal / ventral
Term
The starting point of a stereotactic surgery.
Definition
bregma
Term
The name of the method in which one fixes, slices, stains and examins the brain.
Definition
histological
Term
Two chemicals used to prep the brain for removal.
Definition
saline and formulin
Term
True or False. Saline helps to harden the brain before removal.
Definition
False. Formulin hardens the brain before removal.
Term
True or False. Saline helps to remove the blood from the brain before removal.
Definition
True.
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