Endocrine System

• What is the purpose of the endocrine system?

  To regulate and control various bodily functions through the release of hormones
• What is the function of the pituitary gland?

  Influences activities by releasing various hormones
• What is the function of the hypothalamus?

  Decides which hormones the pituitary gland releases by sending either hormonal or electrical messages
• What hormone do the ovaries release?

  Oestrogen
• What is the function of oestrogen?

  Menstrual cycle and the reproduction system in women
• What hormone does the Pineal gland release?

  Melatonin
• What hormone does the adrenal medulla release?

  Epinephrine (also known as adrenaline)
• What is the function of adrenaline?

  Fight or flight response such as increased blood pressure, faster heart beat
• What hormone does the adrenal cortex release?

  Cortisol
• What is the function of cortisol?

  Stress hormone by increasing sugar in the bloodstream
• What hormone does the pancreas release?

  Insulin
• What is the function of insulin?

  Regulating blood sugar levels
• How does the endocrine system function?

  In a complicated feedback system
• What are the two types of feedback systems?

  Positive and negative
• What is the aim of the negative feedback system?

  Maintaining a target level (homeostasis)
• What is the aim of the positive feedback system?

  Amplifications away from a target level