hypothalamus - 1 HYPOTHALAMUS REVIEW NS102 Review 11/9/06...

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Unformatted text preview: 1 HYPOTHALAMUS REVIEW NS102 Review 11/9/06 seheekim THALAMUS CORPUS CALLOSUM FORNIX ANTERIOR COMMSSURE PITUITARY 2 OUTPUT FUNCTIONS Hormonal/Endocrine Output (Controls pituitary) Visceral Output (Controls ANS) LAMINA TERMINALIS Fig. 5-20 HBCB Divisions of the Hypothalamus 1. Preoptic region 2. Supraoptic region 3. Tuberal region 4. Mamillary region Divisions of the Pituitary Gland 1. Anterior Lobe 2. Posterior Lobe POSTERIOR ANTERIOR 2 Posterior Lobe Derived from the neural tube Neurohypophysis Anterior Lobe Derived from the gut Produces most of the endocrine substances (hormones) which the pituitary gland puts out adenohypophysis POSTERIOR ANTERIOR 1. PRE OPTIC REGION Pre Optic Nucleus •Sexually dimorphic nucleus •Produces gonadotropin releasing hormone •Gonadotropin releasing hormone stimulates the anterior pituitary to produce and secrete the real gonadotropin hormone •Gonadotropin= gonad stimulating hormone 3 Supraoptic nucleus Peraventricular nucleus Anterior nucleus Suprachiasmatic nucleus 2. SUPRAOPTIC REGION Periventricular & Supra optic Nuclei •Produce oxytocin and vassopressin •Hormones are transported by axons of these two nuclei into the posterior lobe of the pituitary gland •Hormones are stored in those axons until...
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This note was uploaded on 03/05/2008 for the course NEUROSCI 102 taught by Professor Scheibell during the Fall '07 term at UCLA.

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hypothalamus - 1 HYPOTHALAMUS REVIEW NS102 Review 11/9/06...

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