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Answer
Article
Describe the location of the hypothalamus.
The hypothalamus is in the ventral diencephalon in the floor of the third ventricle.
Link to Article
Name the 6 nuclei of the hypothalamus and their individual functions.
Paraventricular - Production of Oxytocin and ADH
Supraoptic - Production of Oxytocin and ADH
Suprachiasmatic - Circadian Rhythm and Biological Clock
Lateral - Arousal
Arcuate - Energy
Mamillary - Wakefulness Link to Article
Name the three things which the hypothalamus detects using direct receptors :
Termperature
Osmolarity of the Blood
Energy Balance Link to Article
List the Hormones synthesised in the hypothalamus
ADH
Oxytocin
Thyrotropin Releasing Hormone (TRH)
Growth Hormone Releasing Hormone (GH-RH)
Gonadotrophin Releasing Hormone (GnRH)
Corticotropin Releasing Hormone (CRH)
Prolactin Releasing Hormone (PRL-RH)
Growth Hormone Inhibiting Hormone aka Somatostatin (GH-IH)
Gonadotrophin Inhibiting Hormone (GnIH)
Dopamine (PRL-IH) Link to Article
Locate the hypothalamus on this diagram:
See below
Link to Article
Describe what is meant by Negative Feedback with respect to the hypothalamus.
The hypothalamus releases hormones which cause a response from other organs. The response then feeds back to the hypothalamus to limit the production of it's original hormone. This is a self-limiting system enabling the hypothalamus to control homeostasis. Link to Article
