# 13 Thalamus

## Subcortical structures

![](https://f001.backblazeb2.com/file/wikiFiles/1QYeTLs.jpg)

* subcortical in between cortex and brainstem

## Thalamus

![](https://f001.backblazeb2.com/file/wikiFiles/mC4qQ74.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/1qCTU17.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/BmwHLIk.jpg)

* all sensory goes through it to the brain

![](https://f001.backblazeb2.com/file/wikiFiles/Hywpc7J.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/Ye4xg0U.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/aqPqwiI.jpg)

* L for light

![](https://f001.backblazeb2.com/file/wikiFiles/2oJo06f.jpg)

* only place where all sensory comes together
* after resolve, severe pain

## Hypothalamus

![](https://f001.backblazeb2.com/file/wikiFiles/lC82VA3.jpg)

* Hypo: smaller or below 

![](https://f001.backblazeb2.com/file/wikiFiles/EJOeqvj.jpg)

* sympathetic starts in hypothalamus, goes down spinal cord

![](https://f001.backblazeb2.com/file/wikiFiles/bIHjK64.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/IcXetpK.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/FbJz3cR.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/Src0Ss3.jpg)

* anterior: dilates to cool; unable to dilate = unable to cool
* supraoptic: ADH; paraventricular: oxytocin

### Fever

![](https://f001.backblazeb2.com/file/wikiFiles/NaqcU99.jpg)

* PGE2 leads to increased set point

### Hormones

![](https://f001.backblazeb2.com/file/wikiFiles/l6DH1u6.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/X6d42QT.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/l5okVou.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/fttO51U.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/OAJHdD8.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/mYa2jqB.jpg)

## Limbic

![](https://f001.backblazeb2.com/file/wikiFiles/edHrgMf.jpg)

* thalamus not part of limbic system

![](https://f001.backblazeb2.com/file/wikiFiles/KguzgAy.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/ZXIZkQZ.jpg)

* cannot make new memories

### Wernicke Korsakoff

![](https://f001.backblazeb2.com/file/wikiFiles/YjhSm9O.jpg)

![](https://f001.backblazeb2.com/file/wikiFiles/KoYoM5A.jpg)

* very confused
* korsakoff: more chronic

![](https://f001.backblazeb2.com/file/wikiFiles/ujNfUr7.jpg)

### Kluver-Bucy Syndrome

![](https://f001.backblazeb2.com/file/wikiFiles/KCp3iLn.jpg)

.,