Question

multiple choice question

sphincters control the movement of ______ in and out of passages.

cartilage
substances
ligaments
oils

Explanation:

Identify the function of sphincter muscles

Using the Sphincter Muscles knowledge point

Sphincters are circular muscle rings that constrict or dilate to regulate the passage of various substances (such as food, water, waste, and secretions) into and out of bodily cavities and tubular organs.

Answer:

• cartilage
• substances (Correct answer)
• ligaments
• oils