Multiple choice

The amniotic sac in human females is made of

  1. an outer amnion and inner chorion

  2. an outer umbilical cord and inner allantois

  3. a single layer of chorionic villi

  4. an outer chorion and inner amnion
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

 Amniotic sac is protected to the inner side by a membrane called amnion and towards the outer side is protected by a membrane called chorion.

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