Anterior Nucleus
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Hypothalamic Nuclei
- Suprachiasmatic Nucleus
- Paraventricular and Supraoptic Nuclei
- Lateral Nucleus
- Ventromedial Nucleus
- Anterior Nucleus
- Posterior Nucleus
- Preoptic Nuclei
Summary
The anterior nucleus is a region in the hypothalamus of the brain responsible for cooling the body. It accomplishes this by stimulating parasympathetic output. Lesions to this nucleus lead to hyperthermia.
Key Points
- Anterior Nucleus
- Location
- Hypothalamus
- Functions
- Cooling of body
- Detects increasing body temperature and dissipates heat
- via parasympathetics
- Via subcutaneous vasodilation and vasodilation
- Mnemonic here is A/C: anterior cooling
- Cooling of body
- Lesions
- A lesion in the anterior hypothalamus results in hyperthermia
- Location