Deck 18: Digestive System

Question 1

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

A) Microvilli
B) Lacteals
C) Villi
D) Plicae

Answer 1

Lacteals

Question 2

What might result if untreated gallstones block the bile ducts?

A) Hepatitis A
B) Jaundice
C) Hepatitis B
D) Cirrhosis

Answer 2

Jaundice

Question 3

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

Answer 3

Fundus

Question 4

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

Question 5

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

A) Cementum
B) Enamel
C) Dentin
D) Pulp

Question 6

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

A) frenulum.
B) papilla.
C) uvula.
D) palatine tonsil.

Question 7

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

Question 8

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.

Question 9

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

Question 10

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

A) Periodontitis
B) Dental caries
C) Gingivitis
D) Thrush

Question 11

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

A) Serosa
B) Submucosa
C) Muscularis
D) Mucosa

Question 12

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

Question 13

Which of the following is not a salivary gland?

A) Sublingual gland
B) Submandibular gland
C) Submaxillary gland
D) Parotid gland

Question 14

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

Question 15

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

A) Serosa
B) Submucosa
C) Muscularis
D) Mucosa

Question 16

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.

Question 17

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

A) Cementum
B) Enamel
C) Dentin
D) Pulp

Question 18

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

A) Cementum
B) Enamel
C) Dentin
D) Pulp

Question 19

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

Question 20

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.

Question 21

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

A) ascending; descending
B) ascending; transverse
C) transverse; descending
D) descending; sigmoid

Question 22

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.

Question 23

The stomach wall has how many layers of muscle?

A) One
B) Two
C) Three
D) Four

Question 24

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

A) Plicae
B) Lacteals
C) Villi
D) Duodenal papillae

Question 25

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

A) Fatty acids
B) Glycerol
C) Simple sugars
D) Amino acids

Question 26

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

A) Periodontitis
B) Gingivitis
C) Caries
D) Candidiasis

Question 27

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.

Question 28

Structure that concentrates and stores bile

Question 29

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.

Question 30

The largest of the salivary glands is the _____ gland.

A) sublingual
B) submaxillary
C) parotid
D) submandibular

Question 31

Protein digestion begins in the

A) mouth.
B) stomach.
C) small intestine.
D) large intestine.

Question 32

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

A) Amino acids
B) Glycerol
C) Simple sugars
D) Both A and B

Question 33

Most fat digestion occurs in which organ?

A) Mouth
B) Stomach
C) Small intestine
D) Large intestine

Question 34

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.

Question 35

Which duct drains bile from the gallbladder?

A) Hepatic duct
B) Common bile duct
C) Cystic duct
D) Papillary duct

Question 36

The process of carbohydrate digestion primarily takes place in the

A) mouth.
B) stomach.
C) small intestine.
D) large intestine.

Question 37

Mumps is a viral infection of which salivary gland?

A) Sublingual gland
B) Parotid gland
C) Submandibular gland
D) Submaxillary gland

Question 38

Match each term with its corresponding function or description.
Structure through which food enters the digestive tract

A)Large intestine
B)Pancreas
C)Liver
D)Stomach
E)Esophagus
F)Salivary gland
G)Gallbladder
H)Mouth
I)Pharynx
J)Small intestine

Question 39

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.

Question 40

Pancreatic juice contains enzymes that help digest

A) carbohydrates.
B) fats.
C) proteins.
D) all of the above.

Question 41

Produces a digestive juice containing enzymes that digest all three types of food

Question 42

Covers the neck and root regions of the tooth

Question 43

Part of the large intestine that joins the ascending and transverse colon

Question 44

Part of the large intestine that joins the transverse and descending colon

Question 45

Match each disease or condition with its corresponding definition or description.
One of the most common diseases of the enamel, dentin, and cementum of the teeth

A)Ulcer
B)Cholelithiasis
C)Mumps
D)Hepatitis
E)Caries
F)Gastroenteritis
G)Leukoplakia
H)Crohn disease
I)Gingivitis
J)Peritonitis
K)Ascites
L)Diverticulitis

Question 46

Absorbs water, salts, and some vitamins

Question 47

Forms by the joining of the cystic and hepatic ducts

A) Enamel
B) Muscularis layer
C) Villi
D) Hard palate
E) Splenic flexure
F) Common bile duct
G) Cementum
H) Submucosa
I) Mesentery
J) Hepatic flexure

Question 48

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

Question 49

A collapsible tube that carries food to the stomach

Question 50

Condition of having gallstones

Question 51

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

Question 52

Match each term with its corresponding description or function.
Increases the surface area of the interior wall of the small intestine

A)Enamel
B)Muscularis layer
C)Villi
D)Hard palate
E)Splenic flexure
F)Common bile duct
G)Cementum
H)Submucosa
I)Mesentery
J)Hepatic flexure

Question 53

Produces amylase, which begins the chemical digestion of carbohydrates

A) Large intestine
B) Pancreas
C) Liver
D) Stomach
E) Esophagus
F) Salivary gland
G) Gallbladder
H) Mouth
I) Pharynx
J) Small intestine

Question 54

Tubelike structure that connects the mouth and esophagus

Question 55

Match each term with its corresponding function or description.


-Produces bile

A) Large intestine
B) Pancreas
C) Liver
D) Stomach
E) Esophagus
F) Salivary gland
G) Gallbladder
H) Mouth
I) Pharynx
J) Small intestine

Question 56

Layer of the wall of the digestive tract that generates peristalsis

Question 57

One of the extensions of the peritoneum

Question 58

Covers the crown area of the tooth

Question 59

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

Question 60

Match each term with its corresponding description or function.


-Forms the roof of the mouth

A) Enamel
B) Muscularis layer
C) Villi
D) Hard palate
E) Splenic flexure
F) Common bile duct
G) Cementum
H) Submucosa
I) Mesentery
J) Hepatic flexure

Question 61

Name and describe the four layers of the wall of the digestive tract.

Question 62

Inflammation of the peritoneum

Question 63

List and describe the four types of teeth.

Question 64

Why would fewer Asians than Americans need to have their wisdom teeth (third molars) removed?

Question 65

Describe two disorders of the mouth and teeth.

Question 66

Inflammation of both the stomach and small intestine

A) Ulcer
B) Cholelithiasis
C) Mumps
D) Hepatitis
E) Caries
F) Gastroenteritis
G) Leukoplakia
H) Crohn disease
I) Gingivitis
J) Peritonitis
K) Ascites
L) Diverticulitis

Question 67

A viral infection of the parotid salivary gland

Question 68

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

Question 69

Match each disease or condition with its corresponding definition or description.


-A type of autoimmune colitis

A) Ulcer
B) Cholelithiasis
C) Mumps
D) Hepatitis
E) Caries
F) Gastroenteritis
G) Leukoplakia
H) Crohn disease
I) Gingivitis
J) Peritonitis
K) Ascites
L) Diverticulitis

Question 70

An abnormal accumulation of fluid in the peritoneal space

Question 71

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

Question 72

List the three kinds of processing that food undergoes after entering the body and explain where each occurs.

Question 73

An inflammation of abnormal saclike outpouchings of the intestinal wall

Question 74

Name and describe the salivary glands, including where each gland drains into the mouth. What do salivary glands contribute to chemical digestion?

Question 75

Describe the typical tooth.

Question 76

A general term referring to inflammation of the liver

Question 77

A general term for infection or inflammation of the gums

Question 78

Why can material in the digestive tract be considered outside the body?

Question 79

Explain the structure of the mouth. What is the uvula? What is the frenulum?

Question 80

What is the name of the infection of the parotid salivary gland?