Exam 2 week 7 Thalamic Nudei Chart Flashcards by Laura Beth Thomas

Q

LGB

A

Lateral Geniculate Body

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Q

VL

A

Ventral Lateral Nucleus

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Q

A

A

Anterior Nucleus

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Q

DM

A

Dorsomedial Nucleus

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Q

MGB

A

Medial Geniculate Body

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Q

LP

A

Lateral Posterior Nucleus

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Q

CM

A

Centromedian Nucleus (an interlaminar nucleus)

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Q

P

A

Pulvinar Nucleus

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Q

VPM

A

Ventral Posteromedial Nucleus

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Q

IL

A

Interlaminar Nucleus (I think??)

I know it is one of the interlaminar nuclei

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Q

VPL

A

Ventral Posteriolateral Nucleus

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Q

R

A

Reticular Nucleus

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Q

VA

A

Ventral Anterior Nucleus

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Q

LD

A

Lateral Dorsal Nucleus

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Q

how many sensory relay nuclei are there?

A

3

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Q

List the Sensory Nuclei

(where is the line?)

A

Everything VPL & LP and posterior (in Lateral Division)

Relay (ventral)

VPL
VPM
MGB
LGB

Association (dorsal)

P
LP

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Q

List the Motor Nuclei?

A

Relay (Ventral through VL)

VA
VL

Q

List tthe Limbic Nuclei

A

Relay (anterior and Lateral dorsal)

A
LD

Association (medial)

DM

Q

List the Diffuse cortically Porjecting Nuclei

A

Both Interlaminar

CM
IL

Q

List the Regulatory

A

Outside the normal nucleus

Regulatory

Q

how many types of Relay Nuclei are there? (name the types)

A

Limbic
Motor
Sensory

Q

List the Relay Nuclei

A

Anterior Division & First nucleus of the Lateral Dorsal portion

Limbic

A
DL

The Entire Lateral Ventral portion

Motor

VA
VL

Sensory

VPL
VPM
MGB
LBB

(the entire Lateral Ventral Division)

Q

How many types of Association Nuclei are there? (name the types)

A

Limbic
Sensory

Q

Name the Association Nuclei

A

Medial Division

Limbic

Dorsomedial

Posterior 2 nuclei of the Lateral Dorsal portion

Sensory

P
LP

Q

How many types of regulatory nuclei?

A

Just one type and one nuclei: R

Q

How may types of Diffuse Cortically Projecting nuclei?

A

Just one type

Two nuclei, both interlaminar

IL & CM

Q

VPL

Type:

Principle Input:

COrtical Ouput:

A

VPL

Type: Sensory Relay

Principle Input: Medial Lemniscus & Spinothalamic Tracts

COrtical Ouput: Somatosensory cortex - post-central gyrus

Q

VPM

Type:

Principle Input:

Cortical Ouput:

A

VPM

Type: Sensory Relay

Principle Input: Trigeminothalamic Tract

Cortical Ouput: Somatosensory cortex - post-central gyrus

Q

MGB

Type:

Principle Input:

Cortical Ouput:

A

MGB

Type: Sensory Relay

Principle Input: Auditory via Inferior Colliculus

Cortical Ouput: Auditory cortex - superior temporal gyrus

Q

LGB

Type:

Principle Input:

Cortical Ouput:

A

LGB

Type: Sensory Relay

Principle Input: Visual via optic tract

Cortical Ouput: Visual cortex - occipital lobe

Q

VA

Type:

Principle Input:

Cortical Ouput:

A

VA

Type: Motor Relay

Principle Input: Basal Nuclei (gangila)

Cortical Ouput: Motor cortex - frontal lobe

Q

VL

Type:

Principle Input:

Cortical Ouput:

A

VL

Type: Motor Relay

Principle Input: Cerebellum

Cortical Ouput: Motor cortex - frontal lobe

Q

A

Type:

Principle Input:

Cortical Ouput:

A

A

Type: Relay Limbic

Principle Input: Mamillothalamic tract & hippocampus

Cortical Ouput: Limbic cortex - cingulate gyrus

Q

LD

Type:

Principle Input:

Cortical Ouput:

A

LD

Type: Limbic Relay

Principle Input: Hippocampus

Cortical Ouput: Limbic cortex - Cingulate gyrus

Q

P

Type:

Principle Input:

Cortical Ouput:

A

P

Type: Association Sensory

Principle Input: Parietal, temporal & occipital lobes & visual system

Cortical Ouput: Parietal, temporal & occipital lobes & visual system

Q

LP

Type:

Principle Input:

Cortical Ouput:

A

LP

Type: Sensory Association

Principle Input: Parietal lobe

Cortical Ouput: parietal lobe

Q

DM

Type:

Principle Input:

Cortical Ouput:

A

DM

Type: Limbic Association

Principle Input: Prefontal cortex, olfactory & limbic structures (amygdala)

Cortical Ouput: Prefrontal cortex

Q

IL

Type:

Principle Input:

Cortical Ouput:

A

IL (same as DM)

Type: Diffuse cortically Projecting

Principle Input: Frontal & parietal cortex, basal nuclei, cerebellum, spinal cord & reticular formation

Cortical Ouput: Widespread areas of cerebral cortex and striatum of basal nuclei

Q

CM

Type:

Principle Input:

Cortical Ouput:

A

CM (same as IL)

Type: Diffuse cortically Projecting

Principle Input: Frontal & parietal cortex, basal nuclei, cerebellum, spinal cord & reticular formation

Cortical Ouput: Widespread areas of cerebral cortex and striatum of basal nuclei

Q

R

Type:

Principle Input:

Cortical Ouput:

A

R

Type: Regulatory

Principle Input: Collaterals of the thalamocortical & corticothalamic axons

Cortical Ouput: none - intra-thalamic