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Diencephalon
Neuroscience
40
Medical
Professional
04/28/2011

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Cards

Term
what comprises the epithalamus
Definition
habenula and pineal
Term
what are the afferents to the habenular nuclei?
Definition
septal + preoptic area via the stria medullaris thalami
Term
what are the efferents from the habenular nuclei
Definition
interpeduncular nuclei via the HI tract
Term
what turns the pineal gland on?
Definition
DARKNESS: melatonin is released into the blood.

Sex cycles and organs are DECREASED
feeling of feeling rested
Term
Name pathway in turning pineal gland off
Definition
retina-->pretectum-->hypothalamus-->spinal cord-->SUP CERV Ganglia
Term
What constitutes the caudate and putamen?
Definition
anterior limb of internal capsule
Term
If you see putamen and thalamus
Definition
posterior limb of internal capsule
Term
At what membrane potential is tonic firing?
Definition
-55--> learning is taking place
Term
At what membrane potential is burst firing?
Definition
-70--> learning is NOT taking place
Term
What is the LGB involved in upon viewing an object?
Definition
discrimination of the pattern
cortex 17, 18, 19
Term
What is the suprachiasmatic involved in upon viewing an object?
Definition
light/dark
Term
What is the SC involved in upon viewing an object?
Definition
spatial orientation
Term
what truly controls input to the thalamus?
Definition
the cortex by controlling VPL
Reticular also controls
Term
Reticular nucleus projects where specifically
Definition
thalamus
Term
VPM receives info from
Definition
trigeminal system
Term
where does VPL receive info from
Definition
body
Term
Where does the MGB project to
Definition
auditory cortex
Term
Where does the LGB project to
Definition
occipital lobe
Term
Where does VA project to
Definition
pre-motor cortex
Term
VL projection
Definition
motor cortex
Term
Diffuse Nuclei
Definition
CM and PF
Midline
Reticular
Term
Input/Output-reticular
Definition
thalamus and cortex
thalamus
Term
Input/Output-Midline
Definition
RF, Spinothalamic, Trigemino
cortex
Term
Input/Output-CM and PF
Definition
RF and BG
CM (4 and 6) PF to cingulate gyrus
Term
Association Nuclei
Definition
DM ( emotion and foresight)
LD, LP
Pulvinar
Term
Input/Output-Pulvinar
Definition
Top
Top
Term
Input/Output-LP
Definition
Parietal
parietal
Term
Input/Output-LD
Definition
Thalamic and Hippo
Parietal Cortex and Cingulate Gyrus
Term
Input/Output-DM
Definition
Prefrontal and Limbic
Prefrontal
Term
Input/Output-LG
Definition
Retina
Calcarine Cortex
Term
Input/Output-MG
Definition
Inferior Colliculus
auditory Cortex
Term
External Relay Nuclei
Definition
VPL
VPM
LG
MG
Term
Internal Relay Nuclei
Definition
Anterior
VA
VL
Term
Input/Output-anterior
Definition
mamm bodies
cingulate gyrus
Term
Input/Output-VA
Definition
BG
motor 4 premotor 6
Term
blood supply to the thalamus`
Definition
posterior cerebral artery
Term
blood supply to internal capsul
Definition
middle cerebral a.
Term
How do you treat thalamic syndrome
Definition
pain meds and anti seizure meds
Term
Where does thalamus syndrome occur?
Definition
posterior thalamus-lacunar stroke
patient reveals contralateral PARALYSIS and weakness
Weeks later- dysesthesia
Term
The ventral lateral nucleus goes thru what tract
Definition
genu (middle)
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