Which of the following properties of smooth muscle helps us to understand why,as pregnancy advances,women get more and more Braxton-Hicks (smooth muscle)contractions in the uterine wall?
A)Smooth muscle cells contract in response to stretch.
B)Smooth muscle cells contract in response to NO.
C)Smooth muscle cells contract in response to CO₂.
D)Smooth muscle cells contract in response to changes in pH.

Question

Quizplus · Accepted Answer

Smooth muscle cells contract in response to stretch, which is why as the uterus grows during pregnancy, there is an increase in Braxton-Hicks contractions as the smooth muscle in the uterus is being stretched.

Which of the Following Properties of Smooth Muscle Helps Us