The endocrine system
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What is the hypothalamus
The brain area that controlling pituitary glands
What is the pituitary glands
Secrete different hormones
What are the Adrenal glands
Help trigger fight or flight. Located on top of kidneys
What do hormones do
• Only affect target cells • Cells have receptors for that hormones • Too much/little can result in dysfunctions
Two main parts of the adrenal glands
Anterior and Posterior and the cortex and medulla
Anterior glands
Release ACTH as a response to stress. ACTH stimulates adrenal glands to produce cortisol. Also release FSH and LH - stimulate ovaries and testes
Posterior glands
Posterior releases oxytocin - stimulates contraction of ovaries during childbirth
Elabd
found oxytocin is needed for healthy maintenance and repair in rats
Hormones produced by adrenal glands
• Adrenal cortex produces cortisol • Cortisol production in increased with stress • Cortex produced aldosterone • Medulla releases adrenaline and noradrenaline