Fetal Development

Card Set Information

Author:
Anonymous
ID:
41239
Filename:
Fetal Development
Updated:
2010-10-10 23:35:34
Tags:
infant toddler
Folders:

Description:
Development by weeks/months
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  1. 4 weeks
    • about pea size
    • primitive heart pumpimg blood
    • simple digestive system
    • parts of brain
    • limb buds
    • eyes, spine and kidneys begin to form
  2. 6 1/2 weeks
    • first bone cells
    • skeleton is recognizable
    • visible with ultrasound
  3. 7 1/2 weeks
    first fetal movement
  4. 8 weeks
    • head is 1/2 of body size
    • facial features begin
    • brain develops in size and complexity
    • all major body systems are present in some form
  5. 8-9 weeks
    • quick startle movement and slow general movements
    • hiccups
    • 1 in/ 1/30th of an ounce
  6. 9 weeks
    sensitive to touch
  7. 10 weeks
    breathing movements
  8. 10 1/2 weeks
    jaw opens and stretch
  9. 11-12 weeks
    yawn, suck and swallow
  10. 11-14 weeks
    spurt of brain growth
  11. 10 weeks
    • brain tissue can be damaged
    • can kick, turn, swallow, make fist
  12. 12 weeks
    external sex organs visible
  13. 15 weeks
    • taste buds develop
    • fetus is 3 in/ 1 oz
  14. 16-20 weeks
    • mother may feel moveent in 4th month
    • may do amniocentisis
  15. 5th month
    • fetus covered in vernixcaseosa
    • development of lanugo
    • 12 in/ 1 lb
  16. 6th month
    • reflexive activities: sucking, swallowing, grasping
    • eyes and eyelids formed
    • moves and sleeps at regular intervals
    • begins to be capable of auditory sound
    • 14 in/ 2 lbs
  17. 7th month
    • "age of viability"
    • 16 in/ 3 lbs
  18. 8-9 months
    • gains weight
    • biological functions
    • sensitive to light, sound and touch

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