Multiple choice

Which of the following statements is correct about sphincter muscle in the stomach?

  1. It helps protect the stomach wall from its own secretions of hydrochloric acid.

  2. It aids in the contraction and expansion movements of the food pipe.

  3. It helps the tubular glands in the stomach walls to secrete the gastric juices.

  4. It helps in the exit of food from the stomach to the small intestine.

  5. It aids in the release of bile in the stomach.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct answer. The exit of food from the stomach is regulated by the sphincter muscle in the stomach. It releases food in small amounts to the small intestine.

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