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Exam 22: The Digestive System

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Question 51

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You have just eaten a meal high in complex carbohydrates. Which of the following enzymes will help to digest the meal?

A) gastrin
B) amylase
C) cholecystokinin
D) trypsin

E) A) and D)
F) A) and C)

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Question 52

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Match the following: A) Gastrin B) Gastric Inhibitory Peptide C) Cholecystokinin D) Secretin -Stimulates insulin release and mildly inhibits HCl production.

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Question 53

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Most gastric ulcers are due to excessive production of hydrochloric acid.

Identify three ways the small intestine is modified to increase the surface area for digestion and absorption.

The intrinsic ability of visceral smooth muscle to exhibit the stress-relaxation response is termed plasticity.

Match the following: A) Digestion B) Absorption C) Hydrolysis D) Peristalsis -Process by which simpler chemical units pass through the lumen of the gastrointestinal tract into the blood or lymph.

Which of the following produce intrinsic factor?

Another word for vomiting is ________.

Figure 22.3 Using Figure 22.3, match the following: -Contains the brush border enzymes that complete digestion of carbohydrates and proteins.

The chemical and mechanical processes of food breakdown are called ________.

A 45-year-old patient was admitted to the hospital with a diagnosis of cirrhosis of the liver. He is thin and malnourished. His abdomen is very large due to an accumulation of fluid in the abdominal cavity. His lower extremities are very swollen. Explain why these changes have occurred.

Some of the microbes that often invade other organs of the body are rarely found in the stomach. The reason for this is the presence of HCl.

The ________ ligament anchors a tooth in the alveolus of the jaw.

Figure 22.2 Using Figure 22.2, match the following: -Cell type specialized to secrete mucus into the lumen of the intestinal tract.

Which of the following enzymes is specific for proteins?

Hormones or paracrines that inhibit gastric secretion include ________.

Figure 22.1 Using Figure 22.1, match the following: -Serosa.

The major stimulus for production of intestinal fluid is distention or irritation of the intestinal mucosa by hypertonic or acidic chyme.

Dentin anchors the tooth in place.

The pancreas has both an endocrine and an exocrine function.