secondary sexual characteristics

• • primary - difference in reproductive organs uring development in uterus
  • secondary - occur during puberty as children become adolescents
  • controlled by oestrogen in F and testosterone in M
• label

  A) breasts

  B) body hair

  C) menstrual

  D) hips

  
• label

  A) penis

  B) testes

  C) facial

  D) body

  E) muscles

  F) voice

  G) sperm

  
• • emotional changes also occur due to increased levels of hormones in the body - more interest in sex and increased mood swings