Multiple choice

In which of the following stages of vaginal birth does the head of embryo turn through 45 degrees?

  1. Internal rotation

  2. Delivery by extension

  3. Restitution

  4. External rotation

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The head of embryo turns through 45 degrees to mend its normal relationship with the shoulders, which are still at some angle.