PSYC 211- Midterm 1 Review

A increased purity b decreased saturation c decreased

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Unformatted text preview: njugated saporin to an an1body directed at D2 receptor pep1des 4)  Sham lesion Which of the following abla1on techniques would be used to destroy neural cell bodies, axons and astrocytes? 1)  Radio frequency lesion – uses heat from high frequency wire to destroy all 1ssue in region 2)  Excitotoxic lesion – FALSE, drugs injected can only be taken up by the dendrites and somas of neurons in the area, axons and glia are spared 3)  Lesion by conjugated saporin to an an1body directed at D2 receptor pep1de – FALSE, would destroy nearby cells expressing D2 receptors only, sparing axons and glia 4)  Sham lesion – FALSE, no lesion is performed, the sham is to confirm that the lesions themselves are responsible for the behaviour Stereotaxic surgery Stereotaxic apparatus Using the bregma as a reference point and the stereotaxic atlas as a guide we can posi1on the drill on the stereotaxic apparatus bregma Stereotaxic atlast Which of the following are in the correct order for preparing 1ssue for histological assessment? 1)  fix brain using formalin à༎ stain 1ssue à༎ microtome à༎ perfuse slices 2)  Perfuse animal à༎ fix brain using formalin à༎ microtome à༎ stain 1ssue 3)  Fix brain using formalin à༎ microtome à༎ stain 1ssue à༎ perfuse 1ssue 4)  Perfuse animal à༎ stain 1ssues à༎ microtome à༎ fix brain using formalin Which of the following are in the correct order for preparing 1ssue for histological assessment? 1)  fix brain using formalin à༎ stain 1ssue à༎ microtome à༎ perfuse slices 2)  Perfuse animal à༎ fix brain using formalin à༎ microtome à༎ stain 1ssue 3)  Fix brain using formalin à༎ microtome à༎ stain 1ssue...
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