During mammalian labour and delivery, the contraction of uterine muscles is enhanced by oxytocin. This is an example of
A)a negative feedback system.
B)a hormone that acts in an antagonistic way with another hormone.
C)a hormone that is involved in a positive feedback loop.
D)signal transduction immediately changing gene expression in its target cells.
E)the key role of the anterior pituitary gland in regulating uterine contraction.

Question

Quizplus · Accepted Answer

Oxytocin's role in enhancing uterine contractions during labour and delivery is an example of positive feedback loop, as the release of oxytocin increases the strength and frequency of contractions leading to the eventual delivery of the fetus.

During Mammalian Labour and Delivery, the Contraction of Uterine Muscles