Exploring the Digestive System

What is the primary function of the mouth in the digestive system?

• To absorb nutrients

• To begin the process of digestion by breaking down food

• To eliminate waste

• To transport food to the stomach

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DOK Level 2: Skill/Concept

Which of the following is NOT a component of the mouth?

• Teeth

• Uvula

• Esophagus

• Tongue

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DOK Level 2: Skill/Concept

What is the role of the alimentary canal in the digestive system?

• To store nutrients

• To transport food from the mouth to the stomach

• To produce digestive enzymes

• To eliminate waste

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DOK Level 2: Skill/Concept

Identify the correct sequence of the digestive system starting from the mouth.

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

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

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

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

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DOK Level 2: Skill/Concept

Which of the following best describes the digestive system?

• A short, voluntary muscular tube

• A long, smooth involuntary muscular tube

• A series of interconnected glands

• A network of blood vessels

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DOK Level 2: Skill/Concept

What is the function of the uvula in the mouth?

• To aid in the digestion of carbohydrates

• To prevent food from entering the nasal cavity

• To secrete saliva

• To grind food

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DOK Level 2: Skill/Concept

How does the digestive system connect with the immune system?

• By producing antibodies

• By filtering toxins from the blood

• By providing a barrier to pathogens

• By storing immune cells

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DOK Level 2: Skill/Concept

Which part of the digestive system is primarily responsible for nutrient absorption?

• Stomach

• Large intestine

• Small intestine

• Mouth

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DOK Level 2: Skill/Concept

What is the primary role of the large intestine in the digestive process?

• To digest proteins

• To absorb water and electrolytes

• To break down fats

• To produce bile

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DOK Level 2: Skill/Concept

Which of the following is an accessory organ of the digestive system?

• Heart

• Liver

• Lungs

• Kidneys

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DOK Level 2: Skill/Concept