Prenatal development

  • 1,111 views
Uploaded on

 

  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Be the first to comment
No Downloads

Views

Total Views
1,111
On Slideshare
0
From Embeds
0
Number of Embeds
1

Actions

Shares
Downloads
62
Comments
0
Likes
3

Embeds 0

No embeds

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
    No notes for slide

Transcript

  • 1. Prenatal Development
  • 2. Prenatal Development
    Month by Month
    Period of
    the Ovum
    Period of
    the Embryo
  • 3. Prenatal Development Stages
    Period of the Ovum (zygote)
    0-2 Weeks
    Conception / Fertilization
    Cell Multiplication – single cell divides into 2 4 8…
    Implantation – cells attach to wall of uterus
    About the size of a pin head.
  • 4. Period of the Embryo
    2 – 8 weeks
    Formation of most major organs and bones;
    Formation of placenta, amniotic fluid and umbilical cord; nourishment begins to pass
    Heart begins to beat
    Amniotic fluid acts as a “shock absorber” and is replaced every 3 hours.
  • 5. Period of the Fetus
    8 weeks - Birth
    Organs mature and begin to function;
    Quickening – movements can be felt by the mother (4th – 5th month);
    Heartbeat can be heard with a stethoscope (approx. 5th month);
    Rapid weight gain in later months;
  • 6. Vernix Caseosa : cheesy, thick substance which covers and protects baby’s skin;
    Lanugo: Downy fuzz which covers and protects baby’s skin;
    Fetal Position: Curled up, knees brought up- position of comfort;
  • 7. Lightening: Baby moves lower into pelvis in anticipation of delivery;
    Fetus can suck its thumb, cough sneeze, yawn, & hick-up.
  • 8.
  • 9. 6 weeks
    12 weeks
    16 weeks
    24 weeks
    36 weeks
    40 weeks
  • 10. Period of
    the Fetus
  • 11. Period of
    the Fetus
  • 12. Period of
    the Fetus
  • 13. Period of
    the Fetus