McGraw-Hill OnlineMcGraw-Hill Higher EducationLearning Center
Student Center | Instructor Center | Information Center | Home
Human Body Case Studies
Animation Activities
Study Skills
Additional Readings
GetBodySmart
Career Information
Course Tools
Martin Lab Manual, Webquest
Laboratory Exercises
PowerWeb
BioCourse.com
Essential Study Partner
Student Tutorial Service
GradeSummit
Message Board
NetTutor
Chapter Overview
Study Outline
Clinical Applications
Case Studies
Internet Activities
Chapter Weblinks
Crossword Puzzle
Flashcards
Labeling Exercises
True or False Quiz
Multiple Choice Quiz
Feedback True or False Quiz
Feedback Multiple Choice Quiz
Concentration
Feedback
Help Center


Book cover image
Hole's Human Anatomy & Physiology, 9/e
David Shier, Washtenaw Community College
Ricki Lewis, The University at Albany
Jackie Butler, Grayson County Community College

Digestive System

Multiple Choice Quiz

Please answer all questions



1

Which gastrointestinal layer is characterized by having tough, fibrous connective tissue?
A)mucosa
B)submucosa
C)muscle
D)serosa
2

Which intestinal layer accounts for the action of the peristaltic waves?
A)serosa
B)muscularis
C)submucosa
D)mucous
3

The alimentary tube is around _____ meters long.
A)2
B)4
C)6
D)9
4

The _____ nervous system division usually stimulates and promotes digestion.
A)somatic
B)sympathetic
C)central
D)parasympathetic
5

The processes of chewing are referred to as _____.
A)churning
B)mastication
C)peristalsis
D)deglutition
6

The frenulum is the membrane attached to the inferior surface of the _____.
A)tongue
B)stomach
C)lips
D)liver
7

The following are true of the tongue except which one?
A)contains skeletal muscle
B)attaches to hyoid bone
C)attaches to temporal bone
D)contains papillae
8

The following areas contain tonsils except which one?
A)around the frenulum
B)oral pharynx
C)nasal pharynx
D)root of tongue
9

Which lymphatic areas are most commonly the site of inflammation?
A)Peyer's patches
B)palatine tonsils
C)lingual tonsils
D)adenoids
10

How many teeth will be produced in an average lifetime?
A)20
B)32
C)30
D)52
11

The term wisdom tooth refers to the _____ tooth.
A)incisor
B)third molar
C)second bicuspid
D)first cuspid
12

The portion of a tooth which lies within the mandible socket is called the _____.
A)dentin
B)crown
C)root
D)cementum
13

Which part of a tooth most closely resembles bone tissue?
A)enamel
B)cementum
C)dentin
D)gingiva
14

Which muscles constrict to prevent air from entering the esophagus during breathing?
A)superior constrictor
B)middle constrictor
C)inferior constrictor
D)esophageal
15

A hiatal hernia is a weakness in the _____ muscle, which allows a portion of the digestive tract to enter the thoracic cavity.
A)diaphragm
B)stomach
C)intestinal
D)thoracic wall
16

The _____ part of the stomach is the area the is connected to the esophagus.
A)cardiac
B)pyloric
C)fundus
D)body
17

The _____ prevents food from entering the small intestine.
A)cardiac sphincter
B)pyloric valve
C)ileo-colic valve
D)sphincter of Oddi
18

Gastric enzymes are secreted by the _____ cells.
A)chief
B)goblet
C)parietal
D)oxyntic
19

Proteins are digested or broken down by the _____ in the stomach.
A)pepsinogen
B)pepsin
C)hydrochloric acid
D)lipase
20

Parasympathetic stomach impulses cause all of the following except which one?
A)secretion of somatostatin
B)inhibition of somatostatin
C)secretion of gastrin
D)promotes histamine
21

Gastrin secretion will stop when the stomach pH reaches _____.
A)7.0
B)4.5
C)1.5
D)3.0
22

The alkaline tide occurs when _____ is excreted into the urine.
A)HCl
B)H+
C)bicarbonate ions
D)phosphate ions
23

What is the stimulus for cholecystokinin release?
A)chyme
B)lipids
C)protein
D)gastrin
24

What blocks pancreatic secretions from entering the duodenum?
A)pyloric valve
B)sphincter of Oddi
C)the common bile duct
D)cholecystokinin secretion
25

Which of the following triggers the formation of the others?
A)trypsin
B)enterokinase
C)carboxypeptidase
D)chymotrypsin
26

Proteins are split by all of the following pancreatic factors except which one?
A)zymogen
B)chymotrypsin
C)trypsin
D)carboxypeptidase
27

Pancreatitis is mainly the result of _____ activity.
A)bile
B)bacterial
C)carboxypeptidase
D)trypsin
28

Which of the following are not active in the duodenum?
A)nuclease
B)enterokinase
C)pepsin
D)amylase
29

Secretin from the duodenum causes the pancreas to produce secretions rich in _____.
A)proteolytic enzymes
B)amylase
C)lipase
D)bicarbonate
30

Which of these is a hormone name?
A)trypsin
B)ribonuclease
C)cholecystokinin
D)chymotrypsinogen
31

The hormone which causes the pancreas to secrete an enzyme rich fluid is _____.
A)cholecystokinin
B)secretin
C)enterogastrone
D)enterocrinin
32

Which organ has the most metabolically active cells?
A)pancreas
B)liver
C)stomach
D)small intestine
33

Urea is synthesized by the liver following _____ metabolism.
A)carbohydrate
B)protein
C)lipid
D)nucleic acid
34

Ferritin is a globular protein that transports and stores ______ in the liver and blood.
A)glycogen
B)lipids
C)vitamin B12
D)iron
35

Which of the following vitamins is not stored in the liver?
A)C
B)D
C)B12
D)A
36

The liver stores ______ for energy.
A)nucleic acids
B)glycogen
C)glucose
D)vitamins
37

Which of the following is not a function of the adult liver?
A)glycogen storage
B)detoxification
C)synthesis of clotting proteins
D)erythropoiesis
38

The liver contains special blood channels termed _____.
A)sinusoids
B)central vein
C)hepatic cells
D)portal veins
39

The falciform ligament separates the right from _____ lobe.
A)quadrate
B)left
C)caudate
D)pancreatic
40

Which organ produces and secretes bile?
A)liver
B)gallbladder
C)pancreas
D)duodenum
41

The Kupffer cells are phagocytic cells found in the _____.
A)gallbladder
B)pancreas
C)intestine
D)liver
42

The buildup of bile pigment in tissues that can be caused by gallstones is _____.
A)hyperbilirubinemia
B)obstructive jaundice
C)hepatitis
D)hepatocellular jaundice
43

Which of the following are liver waste products?
A)bilirubin
B)bile salts
C)cholesterol
D)electrolytes
44

The _____ duct directly receives the fluids from the gallbladder.
A)cystic
B)common bile
C)hepatic
D)common hepatic
45

The common bile duct is formed by the merger of the hepatic and _____ ducts.
A)common hepatic
B)cystic
C)pancreatic
D)Santorini
46

The ampulla of Vater is the area that joins the common bile duct to the _____ duct.
A)hepatic
B)pancreatic
C)cystic
D)common hepatic
47

Gallbladder stones are medically referred to as a _____ condition.
A)cholecystitis
B)cholecystectomy
C)cholelithiasis
D)cholesterol calculi
48

Bile facilitates digestion by causing the _____ of fats.
A)hydrolysis
B)digestion
C)catalysis
D)emulsification
49

Bile salts combine with fatty acids to form complexes called _____ that facilitate absorption.
A)chylomicrons
B)micelles
C)globules
D)lipoproteins
50

Which of these is a water soluble vitamin?
A)D
B)C
C)E
D)K
51

Which of the following acts to inhibit acid production?
A)secretin
B)somatostatin
C)cholecystokinin
D)gastrin
52

Which area has the greatest amount of enzyme activity?
A)duodenum
B)colon
C)jejunum
D)ileum
53

The shortest section of the intestines is the _____.
A)colon
B)duodenum
C)ileum
D)jejunum
54

The membrane that hangs like an apron over the intestines is the _____.
A)mesentery
B)visceral peritoneum
C)parietal peritoneum
D)greater omentum
55

The finger-like extensions inside the small intestine are called _____ and increase the surface area.
A)microvilli
B)villi
C)lacteals
D)lumens
56

The _____ are vessels that project into the villi and absorb fatty substances.
A)lacteals
B)lymphatics
C)veins
D)arteries
57

The following belong together except which one?
A)small intestine
B)large intestine
C)plicae circulares
D)crypts of Lieberkuhn
58

Which of these does not belong with the others?
A)lipase
B)sucrase
C)maltase
D)lactase
59

Which is the only area that can digest a double sugar?
A)jejunum
B)stomach
C)duodenum
D)pancreas
60

Amylase could be found in all of these areas except which one?
A)mouth
B)stomach
C)duodenum
D)pancreas
61

Most of the absorption of nutrients occurs in the _____.
A)colon
B)duodenum
C)jejunum
D)ileum
62

Fatty acids and glycerol are released when _____ are broken down by liver or muscle cells.
A)micelles
B)chylomicrons
C)lacteals
D)lipoproteins
63

Which of the following is not readily absorbed in the small intestine?
A)Na+
B)Cl-
C)K+
D)Mg++
64

The ileocecal valve prevents chyme from entering the _____.
A)large intestine
B)small intestine
C)stomach
D)duodenum
65

A peristaltic rush which results in a failure to absorb enough colon water results in _____.
A)constipation
B)diarrhea
C)cramps
D)flatus