Hypothalamus Flashcards
What is the main function of the hypothalamus?
Control homeostasis
What gland hangs off of the hypothalamus?
Pituitary Gland
What nuclei has a large input into the hypothalamus?
Solitary Nucleus (SVA/GVA)
Where is the hypothalamus located?
Located inferior and anterior to the thalamus
What are the most posterior nuclei of the hypothalamus?
Mamilary Bodies
What nucleus is the biological clock of the hypothalamus?
Suprachiasmatic Nucleus
What are the inputs into the hypothalamus?
Amygdala
Fornix
Stria Terminalis
Medial forebrain Bundle
What NTs are important to the hypothalamus?
Dopamine
Serotonin
Norepinephrine
What is the major source of norepinephrine?
Locus Ceruleus
What is the major source of serotonin?
Raphe Nuclei
Describe the Papez Circuit.
Association Cortex -> Cingulate Gyrus -> Hippocampus -> Mamillary Body -> Anterior Nucleus of Thalamus -> BACK to Cingulate Gyrus
What controls the direct release of hormones?
Direct release of hormones is via the posterior pituitary, or neurohypophysis.
What controls the indirect release of hormones?
Indirect control of hormones is via the anterior pituitary, or adenohypophysis.
