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Laabri

Gr 11 Human Digestive System Quiz

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Last updated about 1 month ago
18 Nsɛmmisa
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Based on a test already found in the Library (12th Gr Digestive System), this quiz has been modified to suit the South African curriculum, with additional questions added.

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10
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1.

Which sequence shows the pathway that food takes in the digestive system?

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2.

The digestion process begins in which of the following?

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3.

The pyloric sphincter is between the

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4.

Which best describes the role of the esophagus in digestion?

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5.

Bile is produced by the _________________, and stored in the __________________.

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6.

The appendix is attached to the

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7.

Which of the following are components of the large intestine? (Select all that apply.)

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8.

What does the stomach do for the body?

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9.

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10.

What is the primary function of the large intestine?

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11.

The digestive system of most birds include a strucure called the gizzard. The gizzard crushes and grinds food, often with the help of smaller stones that the bird has swallowed.

Which of the following structures in the human digestive system has a function most similar to that of a bird's gizzard.

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12.
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13.

Jorge is studying the digestive system. He found research indicating that more bacteria live in the large intestine that there are cells in the human body.

Based upon this research, which of these can Jorge logically conclude?

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14.

Scientists are researching the effects of a drug used to treat acid reflux on digestion of food in the stomach. Pepsin is an enzyme found in the stomach that is active in digesting proteins.

If the drug being researched dramatically decreases the acidity in the stomach, which of the following is expected to occur?

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15.

The structure of the digestive tube in the grasshopper and earthworm consists of many folds. The folds affect the efficiency of food absorption by which of the following functions?

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16.

What is peristalsis? What is its role in human digestion?

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17.

The diagram above shows the relationship between villi and microvilli. Label the more detailed diagram of the microstructure of a villus.

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18.

Match the functions on the left to the correct organs on the right (drag and drop).

  • Secrete fluid to assist in mechanical digestion

  • Mechanical digestion

  • Produce enzymes that begin the starch digestion

  • Mixing food with saliva

  • Secretes hormones to regulate sugar levels in the blood

  • Contains papillae (sense organ)

  • Forms bolus

  • Secretes basic solution to neutralise stomach acid

  • Secretes digestive juices for digestion in the small intestine

  • Secrete neutral to slightly acidic fluid to prevent bacterial growth

  • Tongue

  • Salivary glands

  • Pancreas