Digestive System Quiz

What type of digestion happens in the mouth?

• Mechanical

• Chemical

• Both mechanical and chemical

Which process describes the movement of nutrients from the digestive tract into the circulatory system?

• Ingestion

• Digestion

• Absorption

• Excretion

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DOK Level 2: Skill/Concept

Where are carbohydrates first chemically digested in the human body?

• Mouth

• Stomach

• Small intestine

• Large intestine

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DOK Level 2: Skill/Concept

Which enzyme is responsible for the breakdown of starch into simple sugars in the mouth?

• Pepsin

• Amylase

• Lipase

• Protease

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DOK Level 2: Skill/Concept

Which enzyme is responsible for breaking down proteins into smaller peptides in the stomach?

• Amylase

• Lipase

• Pepsin

• Lactase

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DOK Level 2: Skill/Concept

What is the correct sequence of regions that food passes through in the digestive tract?

• Esophagus, stomach, large intestine, small intestine

• Mouth, esophagus, stomach, small intestine, large intestine

• Mouth, stomach, small intestine, large intestine, esophagus

• Stomach, mouth, esophagus, small intestine, large intestine

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DOK Level 2: Skill/Concept

What is the primary function of the small intestine in the digestive system?

• Absorption of nutrients

• Digestion of proteins

• Absorption of water

• Storage of undigested food

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DOK Level 2: Skill/Concept

Which part of the digestive system is primarily involved in the absorption of water?

• Stomach

• Small intestine

• Large intestine

• Esophagus

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DOK Level 2: Skill/Concept

How does the structure of the villi in the small intestine aid in nutrient absorption?

• By secreting digestive enzymes

• By increasing surface area for absorption

• By moving food through the intestine

• By filtering out toxins

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DOK Level 2: Skill/Concept

Which of the following is NOT a primary function of the digestive system?

• Synthesis of vitamin D

• Breakdown of food into nutrients

• Absorption of nutrients

• Elimination of waste products

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DOK Level 2: Skill/Concept