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Chapter 18 GI system

Total questions: 65

Worksheet time: 39mins

Name
Class
Date
1.

Which of the following types of food processing occurs only in the digestive system?

a)

Metabolism

b)

Absorption

c)

Digestion

d)

Both B and C

2.

The cone-shaped structure hanging down from the soft palate is called the

a)

frenulum

b)

papilla

c)

uvula

d)

palatine tonsil

3.

Which structure prevents food and liquid from entering the nasal cavities when a person swallows?

a)

Frenulum

b)

Uvula

c)

Hard palate

d)

Both B and C

4.

Which bone is not part of the hard palate?

a)

Mandibular bone

b)

Maxillary bone

c)

Palatine bone

d)

All of the above bones are part of the hard palate.

5.

Which substance is the outer covering of the shell of the tooth in the crown?

a)

Cementum

b)

Enamel

c)

Dentin

d)

Pulp

6.

Which substance is the outer covering of the neck and root of the tooth?

a)

Cementum

b)

Enamel

c)

Dentin

d)

Pulp

7.

Which bonelike material makes up the portion of the tooth exposed in the mouth?

a)

Cementum

b)

Enamel

c)

Dentin

d)

Pulp

8.

Which is one of the most common diseases of the mouth and teeth in the developed world?

a)

Periodontitis

b)

Dental caries

c)

Gingivitis

d)

Thrush

9.

Which condition results from an infection by a yeastlike fungal organism?

a)

Periodontitis

b)

Dental caries

c)

Gingivitis

d)

Thrush

10.

Which of the following is not a salivary gland?

a)

Sublingual gland

b)

Submandibular gland

c)

Submaxillary gland

d)

Parotid gland

11.

Which enzyme is produced by the salivary glands and begins the chemical digestion of carbohydrates?

a)

Salivary amylase

b)

Salivary maltase

c)

Salivary sucrase

d)

Salivary lactase

12.

Which layer of the wall of the digestive tract is responsible for peristalsis?

a)

Serosa

b)

Submucosa

c)

Muscularis

d)

Mucosa

13.

In the abdominal cavity, which layer of the wall of the digestive tract consists in part of the visceral peritoneum?

a)

Serosa

b)

Submucosa

c)

Muscularis

d)

Mucosa

14.

Which layer of the wall of the digestive tract contains blood vessels and nerves?

a)

Serosa

b)

Submucosa

c)

Muscularis

d)

Mucosa

15.

Which part of a full stomach may prevent the diaphragm from moving downward and possibly cause difficulty with taking a deep breath?

a)

Body

b)

Pylorus

c)

Fundus

d)

Rugae

16.

The order of the segments of the small intestine from the stomach to the large intestine is which of the following?

a)

Ileum, jejunum, duodenum

b)

Duodenum, ileum, jejunum

c)

Jejunum, duodenum, ileum

d)

Duodenum, jejunum, ileum

17.

Which structure does not increase the surface area of the lining of the small intestine?

a)

Microvilli

b)

Lacteals

c)

Villi

d)

Plicae

18.

To get to the small intestine, bile produced by the liver would have to pass through all of the following structures except

a)

cystic duct

b)

hepatic duct

c)

common bile duct

d)

Bile would have to pass through all of these structures.

19.

The effect of cholecystokinin is to

a)

stimulate the liver to produce bile.

b)

stimulate the liver to release bile.

c)

cause contraction of the gallbladder to release bile.

d)

inhibit the production of bile in the liver.

20.

What might result if untreated gallstones block the bile ducts?

a)

Hepatitis A

b)

Jaundice

c)

Hepatitis B

d)

Cirrhosis

21.

Pancreatic juice contains enzymes that help digest

a)

carbohydrates.

b)

fats.

c)

proteins.

d)

all of the above.

22.

The order in which material passes through the large intestine is

a)

descending colon, transverse colon, ascending colon, cecum.

b)

ascending colon, cecum, transverse colon, descending colon.

c)

cecum, descending colon, transverse colon, ascending colon.

d)

cecum, ascending colon, transverse colon, descending colon.

23.

The splenic flexure joins the _____ colon to the _____ colon.

a)

ascending; descending

b)

ascending; transverse

c)

transverse; descending

d)

descending; sigmoid

24.

Which of the following is an autoimmune disease of the digestive system?

a)

Crohn disease

b)

Diverticulitis

c)

Dysentery

d)

None of the above is an autoimmune disease.

25.

Which of the following is not an important extension of the peritoneum?

a)

Greater omentum

b)

Mesentery

c)

Fundus

d)

All of the above are extensions of the peritoneum.

26.

The process of carbohydrate digestion primarily takes place in the

a)

mouth.

b)

stomach.

c)

small intestine.

d)

large intestine.

27.

Which of the following is the end product of protein digestion?

a)

Fatty acids

b)

Glycerol

c)

Simple sugars

d)

Amino acids

28.

Protein digestion begins in the

a)

mouth.

b)

stomach.

c)

small intestine.

d)

large intestine.

29.

Which of the following is the end product of fat digestion?

a)

Fatty acids

b)

Glycerol

c)

Simple sugars

d)

Both A and B

30.

Most fat digestion occurs in which organ?

a)

Mouth

b)

Stomach

c)

Small intestine

d)

Large intestine

31.

Which of the following is a general term for inflammation or infection of the gums?

a)

Periodontitis

b)

Gingivitis

c)

Caries

d)

Candidiasis

32.

The largest of the salivary glands is the _____ gland.

a)

sublingual

b)

submaxillary

c)

parotid

33.

Mumps is a viral infection of which salivary gland?

a)

Sublingual gland

b)

Parotid gland

c)

Submandibular gland

34.

The stomach wall has how many layers of muscle?

a)

One

b)

Two

c)

Three

35.

Pyloric stenosis is

a)

an obstructive narrowing of the pyloric sphincter.

b)

a condition in which the pyloric sphincter muscles do not relax, so food cannot leave the stomach.

36.

Which of the following are lymph capillaries in the small intestine?

a)

Plicae

b)

Lacteals

37.

Which of the following types of food processing occurs only in the digestive system?

a)

Metabolism

b)

Absorption

c)

Digestion

d)

Both B and C

38.

The cone-shaped structure hanging down from the soft palate is called the

a)

frenulum.

b)

papilla.

c)

uvula.

d)

palatine tonsil.

39.

Match the following

a)

Structure through which food enters the digestive tract

1.

Mouth

b)

Structure that concentrates and stores bile

2.

Gallbladder

c)

Organ that produces insulin

3.

Pancreas

d)

Tube that connects the throat to the stomach

4.

Esophagus

e)

Contains sections called the body, the pylorus, and the fundus

5.

Stomach

40.

Match the following

a)

Structure that has villi and microvilli lining its interior walls to assist in absorption

1.

Small intestine

b)

Produces amylase, which begins the chemical digestion of carbohydrates

2.

Salivary gland

c)

Tubelike structure that connects the mouth and esophagus

3.

Pharynx

d)

Produces bile

4.

Liver

e)

Absorbs water, salts, and some vitamins

5.

Large intestine

41.

Match the following

a)

One of the most common diseases of the enamel, dentin, and cementum of the teeth

1.

Caries

b)

Condition of having gallstones

2.

Cholelithiasis

c)

White patches in the mouth that can develop in users of smokeless tobacco

3.

Leukoplakia

d)

An inflammation of abnormal saclike outpouchings of the intestinal wall

4.

Diverticulitis

e)

A craterlike sore in the stomach or duodenum frequently caused by H. pylori

5.

Ulcer

42.

Match the following

a)

A viral infection of the parotid salivary gland

1.

Mumps

b)

Inflammation of the peritoneum

2.

Peritonitis

c)

A general term for infection or inflammation of the gums

3.

Gingivitis

d)

Inflammation of both the stomach and small intestine

4.

Gastroenteritis

e)

A general term referring to inflammation of the liver

5.

Hepatitis

43.

Match the following

a)

An abnormal accumulation of fluid in the peritoneal space

1.

Ascites

b)

A type of autoimmune colitis

2.

Crohn disease

c)

Layer of the wall of the digestive tract that generates peristalsis

3.

Muscularis layer

d)

Increases the surface area of the interior wall of the small intestine

4.

Villi

e)

Layer of the wall of the digestive tract that contains nerves and blood vessels

5.

Submucosa

44.

Match the following

a)

Forms the roof of the mouth

1.

Hard palate

b)

Covers the crown area of the tooth

2.

Enamel

c)

Protects the inner lining of the heart

3.

Pericardium

d)

Connects muscles to bones

4.

Tendon

e)

Transports oxygen in the blood

5.

Hemoglobin

45.

Pyloric stenosis is

a)

an obstructive narrowing of the pyloric sphincter.

b)

a condition in which the pyloric sphincter muscles do not relax, so food cannot leave the stomach.

c)

caused by the bacterium Helicobacter pylori.

d)

both A and C.

46.

Which of the following are lymph capillaries in the small intestine?

a)

Plicae

b)

Lacteals

c)

Villi

d)

Duodenal papillae

47.

Which of the following is not true of the pancreas?

a)

It is an endocrine gland.

b)

It is an exocrine gland.

c)

It secretes enzymes that help digest the three major kinds of food.

d)

All of the above are true of the pancreas.

48.

Which duct drains bile from the gallbladder?

a)

Hepatic duct

b)

Common bile duct

c)

Cystic duct

d)

Papillary duct

49.

The stomach wall has how many layers of muscle?

a)

One

b)

Two

c)

Three

d)

Four

50.

Mumps is a viral infection of which salivary gland?

a)

Sublingual gland

b)

Parotid gland

c)

Submandibular gland

d)

Submaxillary gland

51.

The largest of the salivary glands is the _____ gland.

a)

sublingual

b)

submaxillary

c)

parotid

d)

submandibular

52.

Which of the following is a general term for inflammation or infection of the gums?

a)

Periodontitis

b)

Gingivitis

c)

Caries

d)

Candidiasis

53.

Most fat digestion occurs in which organ?

a)

Mouth

b)

Stomach

c)

Small intestine

d)

Large intestine

54.

Which of the following is the end product of fat digestion?

a)

Amino acids

b)

Glycerol

c)

Simple sugars

d)

Both A and B

55.

Protein digestion begins in the

a)

mouth.

b)

stomach.

c)

small intestine.

d)

large intestine.

56.

Which of the following is the end product of protein digestion?

a)

Fatty acids

b)

Glycerol

c)

Simple sugars

d)

Amino acids

57.

The process of carbohydrate digestion primarily takes place in the

a)

mouth.

b)

stomach.

c)

small intestine.

d)

large intestine.

58.

Which of the following is not an important extension of the peritoneum?

a)

Greater omentum

b)

Mesentery

c)

Fundus

d)

All of the above are extensions of the peritoneum.

59.

Which of the following is an autoimmune disease of the digestive system?

a)

Crohn disease

b)

Diverticulitis

c)

Dysentery

d)

None of the above is an autoimmune disease.

60.

The splenic flexure joins the _____ colon to the _____ colon.

a)

ascending; descending

b)

ascending; transverse

c)

transverse; descending

d)

descending; sigmoid

61.

Pancreatic juice contains enzymes that help digest

a)

carbohydrates.

b)

fats.

c)

proteins.

d)

all of the above.

62.

The effect of cholecystokinin is to

a)

stimulate the liver to produce bile.

b)

stimulate the liver to release bile.

c)

cause contraction of the gallbladder to release bile.

d)

inhibit the production of bile in the liver.

63.

Which organ is primarily responsible for the absorption of nutrients during digestion?

a)

Stomach

b)

Small intestine

c)

Large intestine

d)

Esophagus

64.

What is the main function of bile in the digestive process?

a)

Digest carbohydrates

b)

Emulsify fats

c)

Break down proteins

d)

Absorb vitamins

65.

Which enzyme is responsible for initiating protein digestion in the stomach?

a)

Trypsin

b)

Lipase

c)

Pepsin

d)

Amylase

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