Exam 20: The Digestive System and Nutrition

George is experiencing problems with damaged cartilage in his knee and is eating cartilage from the bones of his steak so that his knee will more readily heal. Explain why he is not necessarily going to succeed in speeding up the repair of his knee.

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Question 1

Correct Answer:

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The digestive system breaks down large molecules such as carbohydrates and proteins into smaller molecules: monosaccharides and amino acids, respectively. These components are then used as needed in various parts of the body. Therefore, eating cartilage will not necessarily make the cartilage in George's body heal faster.

Food traveling through the pharynx would next go to the ________.

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Question 2

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esophagus

A passageway shared by the digestive and respiratory systems is the ________.

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(Multiple Choice)

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Question 3

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Your body produces all the following digestive enzymes, but not all of them are produced where they are used. Which of the following is produced at a different location from where it is used?

(Multiple Choice)

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Question 4

This pancreatic enzyme breaks triglycerides into glycerol and fatty acids.

(Multiple Choice)

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Question 5

A PillCam traveling from the pharynx to the stomach will first pass through the ________.

(Multiple Choice)

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Question 6

The eating disorder characterized by consuming large quantities of food and then vomiting is called ________ nervosa.

(Short Answer)

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Question 7

The destruction of this organ would mean that you would no longer be able to absorb vitamin B₁₂ through the digestive system.

(Multiple Choice)

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Question 8

Most nutrient absorption occurs in the ________, a major organ of the digestive system.

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Question 9

Stratified squamous epithelium is tissue that can take a lot of physical wear and tear, but compared with some other tissues, it does not absorb water-soluble materials well. Which of the following organs is least likely to be lined by this type of tissue?

(Multiple Choice)

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Question 10

Boris has many tattoos and has recently started having a yellowish tinge to his skin. What should he be tested for before he donates blood?

(Multiple Choice)

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Question 11

Which of these events occurs normally in swallowing?

(Multiple Choice)

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Question 12

Cleft palate is a hereditary condition in which the maxillae do not completely fuse before birth. Which of the following activities likely will be more difficult with cleft palate?

(Multiple Choice)

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Question 13

If a person were unable to produce much of this substance, the gastric juices might destroy the stomach lining.

(Multiple Choice)

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Question 14

The amount of energy contained in a particular food is measured in ________.

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Question 15

This enzyme will break down starch into smaller subunits.

(Multiple Choice)

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Question 16

Infection with Helicobacter pylori can cause ________.

(Multiple Choice)

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Question 17

Match each definition to the correct term

The region of the large intestine that when stretched stimulates the defecation reflex and allows for the passage of feces.

Esophageal cancer

A person with frequent heartburn is more likely than others to eventually develop this condition.

Cirrhosis

Three pairs of glands that secrete fluids, moisten and lubricate food, and contain digestive enzymes that hydrolyze starches.

Gallbladder

Correct Answer:

Verified

The region of the large intestine that when stretched stimulates the defecation reflex and allows for the passage of feces.

A person with frequent heartburn is more likely than others to eventually develop this condition.

Three pairs of glands that secrete fluids, moisten and lubricate food, and contain digestive enzymes that hydrolyze starches.

Samantha drank a lot of alcohol over many years and now suffers from this fatty degeneration of the liver.

An opening at one end of the gastrointestinal tract that functions in mechanical digestion and the breakdown of carbohydrates by secreting amylase.

A muscular tube that absorbs water and some nutrients and stores waste material.

When partly digested food enters the duodenum, this organ squirts bile into the small intestine.

This organ in the digestive system functions to store food and break down proteins before transferring chyme to the duodenum.

Severe pain in the lower right abdomen along with fever and nausea is often a sign of an infection in this structure.

The pancreatic duct and common bile duct join and then empty into this organ.

(Matching)

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Question 18

Which of the following is a J-shaped muscular sac that serves in the temporary storage of masticated food while digestive enzymes and HCl are released to digest proteins?

(Multiple Choice)

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Question 19

________ is a hormone secreted by the cells in the stomach lining that functions to increase release of gastric juices.

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Question 20

Showing 1 - 20 of 61

Exam 20: The Digestive System and Nutrition

George is experiencing problems with damaged cartilage in his knee and is eating cartilage from the bones of his steak so that his knee will more readily heal. Explain why he is not necessarily going to succeed in speeding up the repair of his knee.

Food traveling through the pharynx would next go to the ________.

A passageway shared by the digestive and respiratory systems is the ________.

Your body produces all the following digestive enzymes, but not all of them are produced where they are used. Which of the following is produced at a different location from where it is used?

This pancreatic enzyme breaks triglycerides into glycerol and fatty acids.

A PillCam traveling from the pharynx to the stomach will first pass through the ________.

The eating disorder characterized by consuming large quantities of food and then vomiting is called ________ nervosa.

The destruction of this organ would mean that you would no longer be able to absorb vitamin B12 through the digestive system.

Most nutrient absorption occurs in the ________, a major organ of the digestive system.

Stratified squamous epithelium is tissue that can take a lot of physical wear and tear, but compared with some other tissues, it does not absorb water-soluble materials well. Which of the following organs is least likely to be lined by this type of tissue?

Boris has many tattoos and has recently started having a yellowish tinge to his skin. What should he be tested for before he donates blood?

Which of these events occurs normally in swallowing?

Cleft palate is a hereditary condition in which the maxillae do not completely fuse before birth. Which of the following activities likely will be more difficult with cleft palate?

If a person were unable to produce much of this substance, the gastric juices might destroy the stomach lining.

The amount of energy contained in a particular food is measured in ________.

This enzyme will break down starch into smaller subunits.

Infection with Helicobacter pylori can cause ________.

Which of the following is a J-shaped muscular sac that serves in the temporary storage of masticated food while digestive enzymes and HCl are released to digest proteins?

________ is a hormone secreted by the cells in the stomach lining that functions to increase release of gastric juices.

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The destruction of this organ would mean that you would no longer be able to absorb vitamin B₁₂ through the digestive system.