Human endocrine system

• The pituitary gland is found at the base of the brain
• The role of the thyroid is to control the metabolic rate of the body and how quickly substances are broken down. The thyroid gland creates thyroxine to do this
• Hormones secreted by the pancreas control the level of glucose in the blood
• The role of the adrenal gland is to prepare the body for stressful situations
• The endocrine system maintains homeostasis by using negative feedback systems
• A hormone is a chemical messenger produced in one area of the body of an organism that have an effect on the functioning of another area of the body. In animals, they are produced in glands. It is secreted by the endocrine system.
• Hormones act by being carried by the blood and binding receptors on the target organ
• 2 Fast acting hormonal responses are insulin - responsible for the control of blood glucose, and adrenaline - responsible for your fight or flight responses.
• 2 Slow acting hormonal responses are growth and sex hormones