Sunday, February 6, 2011

DAY 5

Mom lost her job. The effects are that mom may be breathing in or touching harmful chemical that are produced ny the paper plant. When the baby is exposed to the chemical is can lead to birth defects.

8 weeks
  • The embryo measures 13 mm (1/2 inch) in length.
  • lungs begin to form
  • The brain continues to develop.
9 weeks

  • The embryo measures 18 mm (3/4 inch) in length.
  • the sound of the heart beat can be heard using doppler.
  • nipples and hair follices begin to form
  • Spontaneous limb movements may be detected by ultrasound
10 -12 weeks

  • Embryo measures 30–80 mm (1.2–3.2 inches) in length
  • Facial features continue to develop.
  • The external features of the ear begin to take their final shape
  • The head comprises nearly half of the fetus' size.
  • The eyelids close and will not reopen until about the 28th week
  • Genitals appear well differentiated
13-16 weeks

  • The fetus reaches a length of about 15 cm
  • More muscle tissue and bones have developed, and the bones become harder
  • The fetus makes active movements
  • Sucking motions are made with the mouth
  • the liver and pacrease produce secretions.
  •  main development of external genitalia is finished

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