endocrine

• Thyroid gland

  Thyroxine

  Affects the heart (increases heart rate) and increases metabolic rates which affects growth rates.
• Adrenal gland

  Adrenaline + Noradrenaline

  Involved in the fight or flight response- enables

  us to respond to threats in our environment appropriately.
• Testes

  Testosterone 

  Causes masculine gender behaviours, such as increase aggression and competitiveness.
• Ovaries

  Progesterone + Oestrogen 

  Causes feminine gender behaviours, such as increased displays of nurturing behaviour.
• The endocrine system works alongside the nervous system to control vital functions in the body. Various

  glands in the body produce hormones which are secreted into the bloodstream and affect any cell in the

  body that has a receptor for that particular hormone.
• Pituitary Gland, anterior

  ACTH

  Released in response to stress, to trigger the release of cortisol
• Pituitary Gland, anterior

  LH

  Involved in the menstrual cycle (pre-ovulation) stimulates the ovaries to produce oestrogen
• Pituitary Gland, anterior

  FSH

  Involved in the menstrual cycle (post-ovulation) stimulates the ovaries to produce progesterone