Trimesters

• What are the three trimesters of pregnancy?

  First, second, and third trimester
• How long does the first trimester last?

  0-12 weeks
• What is the duration of the second trimester?

  13-28 weeks
• What is the length of the third trimester?

  29-40 weeks
• How does the foetus receive oxygen and nutrients?

  Through the umbilical cord and placenta
• What role does the placenta play in pregnancy?

  It provides oxygen and nutrients to the foetus
• What happens to the uterus during pregnancy?

  It stretches to accommodate the growing foetus
• What are the key developments in the first trimester?

  • Rapid growth of umbilical cord and organs
  • Embryo becomes a foetus by 8 weeks
  • Placenta starts developing around week 4
• What is the term for the foetus's movement felt by the mother?

  Quickening
• When can the mother's heartbeat be heard through a stethoscope?

  At 20 weeks
• What are the key developments in the second trimester?

  • Placenta fully formed
  • Mother feels foetus moving (quickening)
  • Heartbeat audible at 20 weeks
• What are the key developments in the third trimester?

  • Organs mature
  • Womb gains weight
  • Weight triples and fat accumulates
  • Baby can open eyes and hear
  • Baby positions for birth