Endocrine System

What does the endocrine system consist of

glands that produce hormones

What is the job of the endocrine system?

deliver messages to organs and tissues and maintain homeostasis

What is the function of hormones

travel in the bloodstream to signal to organs far away

What do hormones control

control growth, metabolism, blood sugar, reproduction, and mood

pineal gland

thymus

ovary

testicle

hypothalamus

pituitary gland

thyroid

pancreas

adrenal gland

What is the function of the hypothalamus

links the nervous system to the endocrine system and tells glands when to release hormones

what is positive feedback

amplifies signal

what is negative feedback

regulates body

What is the HPA axis

the body’s stress response system; consist of the hypothalamus, pituitary gland, and adrenal gland

what is the pathway of the HPA axis and what does each release

hypothalamus: notices stress

pituitary gland: passes message to adrenal and releases ACTH

adrenal: releases cortisol

What is the function of the pituitary gland

controls other endocrine glands and releases growth hormones (TSH and ACTH)

What is the function of the pineal gland

regulates the sleep-wake cycle, releases melatonin

what is the function of the thyroid gland

produces hormones that control how body uses energy, supports normal growth and brain development

What is the function of the adrenal gland

respond to stress, produce adrenaline and cortisol

What is the function of the pancreas in the endocrine system

control blood sugar by releasing insulin and glucagon