The digestive system consists of different layers; the innermost is known as:
Correct answer: B. Mucosa
- A. Submucosa
- B. Mucosa
- C. Muscularis
- D. Serosa
Explanation
Mucosa is the innermost layer of the digestive tract and is responsible for secretion and absorption.
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About Human Digestive System
The human digestive system breaks food into absorbable molecules through mechanical processing, enzyme action and chemical conditions along the alimentary canal. Questions cover the mouth, stomach, small and large intestines, liver, pancreas and associated secretions, including the digestion and absorption of carbohydrates, proteins, lipids, vitamins, minerals and water.
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