Fertilization Stage

• 3rd month


  Assumes human form; large head; starts bone formation (teeth buds, nails); genital becomes more recognizable.
• 4th month


  About the size of a small orange; broad face, eyes widely separated; capable of swallowing and kicking; nails/eyebrows start to grow.
• 5th month


  Vital organs developed; more frequent movement.
• 6th month


  Large head, lean body; with skin wrinkles; skin pink in color; fine downy hair (lanugo) cover the body; eye brows, eye lashes visible
• 7th month 


  Can open eyes; can stretch and kick; skin is red and wrinkled.
• 8th month


  Fat begins to store in the body; lungs fully developed; head/body are proportionate; assume position for delivery
• 9th month


  Redness and wrinkles fade; downy hair disappears.