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31 Cards in this Set
- Front
- Back
What 4 things make up the diencephalon?
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1) Thalamus
2) Hypothalamus 3) Subthalamus 4) Epithalamus |
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The diencephalon spans from which two regions?
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From the level of the foramen of Monro ---------> Posterior Commissure
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Where is the 3rd ventricle located?
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Diencephalon
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What is an aka for interthalamic adhesion?
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massa intermedia
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What forms the medial border of the thalamus?
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3rd ventricle
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What forms the Lateral border of the thalamus?
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posterior limb of the Internal Capsule
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What does the Dorsal tier of the thalamus consist of?
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1) LD
2) LP 3) Pulvinar |
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What does the Ventral tier of the thalamus consist of?
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1) VA
2) VL 3) VP |
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What is the primary blood supply of the thalamus?
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PCA
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Other than the thalamus, what other structure near the thalamus does the PCA supply?
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Internal Capsule
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The thalamus receives input from which two areas?
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1) Cerebellum
2) Basal Ganglia |
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Nuclei of the thalamus are divided into 3 groups. What are they?
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1) specific relay nuclei
2) association nuclei 3) other nuclei |
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What are the 3 functions of the specific relay nuclei of the thalamus?
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1) Receive infro from ascending pathway
2) Process/integrate 3) Project to specific primary cortical areas |
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To which specific primary cortical areas do the specific relay nuclei project?
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1) VA
2) VL 3) VP 4) LGB 5) MGB |
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What type of nucleus is the VP nucleus?
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General sensory
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What are the 2 parts of the VP nucleus?
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1) VPL - body
2) VPM - head |
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The VPL and VPM nucleus both project where?
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To the primary sensory cortex in the Parietal Lobe
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Info travels to the VPL nucleus via which 3 fibers?
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1) ML
2) Lateral spinothalamic tract 3) Anterior spinothalamic tract |
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Info travels to the VPM nucleus via which 2 fibers?
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1) VTTTT
2) DTTTT |
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Which nucleus is involved with the Putamen circuit?
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Anterior part of the VL nucleus
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Which nucleus is associated with the Caudate circuit?
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VA Nucleus
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What are the 2 functions of Association nuclei?
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1) No input from ascending pathways
2) project to association areas of the cerebral cortex |
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What are the association areas of the cerebral cortex where the association nuclei project?
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1) DM
2) LD 3) LP 4)Pulvinar 5) Anterior |
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The DM nucleus exchanges information with the prefrontal cortex to interpret what?
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1)cognition
2) judgment 3) behavior 4) personality |
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Where do sensory interpretation and perception occur (2)?
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1) secondary visual cx
2) secondary sensory cx |
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Which nuclei of the thalamus are involved with sensory interpretation and perception?
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1) LD
2) LP 3) Pulvinar |
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Which nucleus of the thalamus is the limbic nucleus?
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Anterior nucleus
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Where is the limbic system of the thalamus located?
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mamillary body
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Other nuclei of the thalamus have an association with what?
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Reticular formation
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Name the 2 other nuclei of the thalamus?
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1) Intralaminar nuclei
2) Thalamic Reticular Nucleus |
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What are the 2 functions of the Intralaminar nuclei?
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1) ARAS
2) Slow pain pathway |