Phasic smooth muscle is abundant in the walls of hollow organs of the digestive system and contract in bursts of contractile activity.

Question

Quizplus · Accepted Answer

Phasic smooth muscle is indeed abundant in the walls of hollow organs of the digestive system, such as the stomach and intestines, and it contracts in bursts or waves of contractile activity. This type of smooth muscle is important for peristalsis, the coordinated contraction of the digestive organs that helps to move food through the digestive tract.

Phasic Smooth Muscle Is Abundant in the Walls of Hollow