The increasingly forceful labor contractions that lead to childbirth are an example of this type of mechanism:
A) receptor activation.
B) effector shutdown.
C) negative feedback.
D) positive feedback.
E) none of the above

Question

Quizplus · Accepted Answer

The increasing force of labor contractions are an example of positive feedback. Positive feedback occurs when a change in a variable leads to further amplification of that change. In this case, the contractions lead to the release of more oxytocin hormone which leads to stronger contractions. This cycle continues until the baby is finally delivered.

The Increasingly Forceful Labor Contractions That Lead to Childbirth Are