What is the endocrine system?
A collection of glands that makes hormones travel through the blood to specific organs.
What are hormones?
Your body’s chemical messengers that travel from your glands through your blood to affect growth,
development, metabolism, reproduction and mood.
Glands
Pituitary
Function

stimulates specific glands such as thyroid ovaries testes mammary
glands, adrenal glands
“Master Gland”
Stimulates growth and repair of cells


Hormones (7) hGH –Human growth hormones
 Thyroid stimulating hormone
Parathyroid
Function: Regulates calcium and phosphorus levels which in bone development
Hormones: Parathyroid hormone
Thyroid
Function: controls the rate at which the body produces energy from nutrients:
METABOLISM
Hormone: Triiodothyronine/ Thyroxine
Thymus:
Function: increases white blood cell function and increases immune response
Stimulates pituitary function
Hormones: Thymosin/ Thymulin
Adrenals
Function: Helps to react to danger fight or flight response
Regulates body’s response to Stress
Blood sugar levels
Cardiovascular (heart) function
Hormone: Adrenaline
Steroid hormones (cortisol)
Pancreas
Function: Lowers blood glucose levels in blod by stimulating absorbtion of glucose in the
liver and muscles tissue
Hormone: Insulin
Ovaries:
Function: egg production/ sexual maturity/ healthy menstrual cycle
Hormones: Estrogen and progesterone
Testes:
Function: Sperm production/ sexual maturity/ maintains healthy muscles bones
Hormone: Testosterone
Scenarios
See a car accident== adrenals
Summer time 3 inch growth spurt= pituitary
Throughout the year feeling tired and lethargic= thyroid
Teenager body changes male=testes female=
After eating sugery snack you feel a rush of energy followed by a crash = pancreas