Question Detail

ZOO 101 ZOO 101 Past Questions Objective Question

Question

Oxytocin is released from which gland and performs which primary function in labor?
Options
A Ovary — triggers progesterone release
B Posterior pituitary gland — triggers uterine contractions
Correct Answer
C Placenta — softens the cervix
D Adrenal gland — increases blood pressure
Correct Answer

Option B is the correct answer.

Detailed Explanation

Oxytocin is released from the posterior pituitary gland and triggers uterine contractions during labor. It also stimulates milk ejection during breastfeeding.

Hint

This hormone from the pituitary stimulates the rhythmic contractions of labor.

Question Info