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THE ENDOCRINE SYSTEM (Glands (Adrenal glands (Cortisol (Regulate…
THE ENDOCRINE SYSTEM
Glands
Thyroid gland
Thyroxin
Regulates metabolic rate
Calcitonin
Increases blood calcium levels
Adrenal glands
Cortisol
Regulate metabolism
Aldosterone
Regulate kidney function
Adrenaline
Prepare us to high-stress situations
Pituitary gland
Direct other glands with hormones
Oxytocin
Growth hormones
Gonadotropic hormones
Pancreatic islets
Glucagon
++ sugar in blood
Insulines
-- sugar in blood
Pineal gland
Produce melatonin
Controls sleep-wake cycle
Gonads
Development of sex organs
Testes --> testosterone
Ovaries --> progesterone & oestrogen
Hypothalamus
Produce neurotransmitters
Control pituitary gland
Regulation
Brain directs the hypotalamus
It directs the pituitary gland
That releases hormones
To control other endocrine glands
Self-regulation
Photo