Sexual

• Genetic information


  Information shared between parents and offspring due to sexual reproduction
• Sexual reproduction


  Joining of two sex cells or gametes in the process called fertilization
• Male and female reproductive systems


  • Develop during puberty to enable the production of offspring
• Testes


  Produce sperm, the male gametes
• Scrotum


  Keeps testes cooler, which is better for sperm production
• Sperm production


  1. Sperm ducts carry sperm from testes to urethra

  2. Sperm mixed with secretions to produce semen

  3. Semen helps carry sperm into female reproductive system
• Eggs/Ova


  Female gametes released from ovaries during ovulation
• Menstrual cycle


  1. Egg released from ovary

  2. Egg travels through fallopian tube to uterus

  3. If not fertilized, egg leaves uterus and menstruation occurs
• Fertilization


  1. Sperm reaches egg in fallopian tube

  2. Fertilized egg (zygote) divides and implants in uterus
• Placenta


  Organ where exchange of substances between mother and embryo occurs
• Fetal development


  1. Embryo becomes fetus by week 8

  2. Fetus continues to develop for entire pregnancy (38-42 weeks)
• Fetus can survive independently of mother at the end of pregnancy