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Digestive System Review

Total questions: 75

Worksheet time: 39mins

Name
Class
Date
1.
Which type of digestion is this an example of?
Amylase in saliva breaks down the food
a)
chemical digestion
b)
mechanical digestion
2.
Which type of digestion is this an example of?
You chew your food
a)
chemical digestion
b)
mechanical digestion
3.
Follow the path of your food. Which is the correct order?
a)
mouth, esophagus, stomach, large intestine, small intestine, rectum
b)
mouth, esophagus, stomach, small intestine, large intestine, rectum
c)
mouth, esophagus, stomach, liver, intestines, rectum
d)
mouth, stomach, esophagus,  small intestine, large intestine, rectum
4.
The chemical made in the liver that helps break down fat 
a)
Amylase
b)
Bile
c)
Hydrochloric Acid
d)
Chyme
5.
The name that is given to the partially digested food in the stomach. 
a)
Amylase
b)
Bile
c)
Hydrochloric Acid
d)
Chyme
6.
The type of digestion in which larger molecules that make up food are broken into smaller molecules that can pass into our cells.
a)
mechanical digestion
b)
chemical digestion
7.
The body's hardest substance that makes up the outer layer of teeth is 
a)
bile
b)
bolus
c)
saliva
d)
enamel
8.
When chewed food, or bolus, leaves your mouth, it is pushed down the esophagus by the muscles. What is this wave-like motion of the muscles squeezing the food through the digestive tract called?
a)
chyme
b)
bolus
c)
peristalsis
d)
digestion
9.
Many nutrients can be absorbed by the small intestine because there are finger-like projections lining the wall of the small intestine to increase surface area, called
a)
enzymes
b)
gastric juices
c)
chyme
d)
villi
10.
Which of the following organs does not have food pass through it as part of the digestive tract?
a)
liver
b)
small intestine
c)
esophagus
d)
rectum
11.
Which organ of the digestive system releases a fluid into the small intestine to help neutralize the acid in the chyme?
a)
gallbladder
b)
liver
c)
pancreas
d)
stomach
12.
Which of the following would describe the material you would find passing through the large intestine?
a)
Bolus that is making its way into the stomach to be broken down
b)
chyme that has been broken down and is ready to give nutrients to the body
c)
indigestible material left over after nutrients have been absorbed and is ready to exit the body
d)
digested food that is mixing with acid from the stomach and bile from the liver
13.
What are the rings of muscles that control the movement of digested food between the organs of the digestive tract?
a)
peristalsis
b)
sphincters
c)
enzymes
d)
chyme
14.

True or False: When digested food reaches the large intestine, all human-digested nutrients have already been absorbed by the body.

a)

True

b)

False

15.
Where does digestion begin?
a)
In the stomach
b)
In the esophogus
c)
In the mouth
d)
In the small intestine
16.
The organ highlighted is the
a)
stomach
b)
pancreas
c)
liver
d)
large intestine
17.
The organ highlighted is the
a)
stomach
b)
pancreas
c)
liver
d)
 large intestine
18.
The organ highlighted is the
a)
mouth
b)
salivary glands
c)
esophogus
d)
small intestine
19.
The digestive system is made up of ________ muscle.
a)
skeletal
b)
smooth
c)
cardiac
20.
The organ highlighted is the
a)
stomach
b)
pancreas
c)
liver
d)
large intestine
21.
The villi is where the digestive system connects with the _______ system. 
a)
circulatory
b)
muscular
c)
respiratory 
d)
skeletal
22.
Where can hydrochloric acid be found?
a)
liver
b)
stomach
c)
small intestine
d)
large intestine
23.

Which layer of the Alimentary Canal contains mostly connective tissue?

a)

Mucosa

b)

Muscularis

c)

Submucosa

d)

Serosa

24.

Which of the following is not region of the stomach?

a)

Cardiac

b)

Hepatic

c)

Fundic

d)

Pyloric

25.

Which of the following is the final product of digestion for carbohydrates?

a)

Starch

b)

Fatty Acid

c)

Monosaccharide

d)

Amino Acid

26.

What is the name of the "finger-like" structure in the image?

a)

Microvilli

b)

Villi

c)

Lacteal

d)

Gastric Pit

27.

What is the final product of digestion for a protein?

a)

Fatty Acid

b)

Glycerol

c)

Glycogen

d)

Amino Acid

28.

Which of the following is absorbed by the lymph in lacteals?

a)

Amino Acids

b)

Glycerol/Fatty Acids

c)

Monosaccharides

d)

Nucleotides

29.

What is the following structure found in the stomach?

a)

Villi

b)

Lacteal

c)

Gastric Pit

d)

Longitudinal Muscle

30.

What is the function of maltase in the body?

a)

Breakdown disaccharides into monosaccharides

b)

Breakdown proteins into amino acids

c)

metabolize glycogen from glucose

d)

Unfold proteins into peptides

31.

Where does digestion using Pancreatic Lipase occur?

a)

Stomach

b)

Pancreas

c)

Duodenum

d)

Rectum

32.

Which of the following structures is a common pathway for both food and air?

a)

Pharynx

b)

Bolus

c)

Epiglotis

d)

Trachea

33.

Which of the following blocks bolus from entering the trachea?

a)

Laryngopharynx

b)

Epiglottis

c)

Uvula

d)

Hyoid Bone

34.

Where is trypsin produced?

a)

Liver

b)

Pancreas

c)

Stomach

d)

Duodenum

35.

What type of cells secrete HCl in the stomach?

a)

Parietal

b)

Cheif

c)

Goblet

d)

Serosa

36.

What is the inactive enzyme that produce in the stomach by chief cells?

a)

Pepsinogen

b)

Peptidase

c)

Pepsin

d)

Carboxypeptidase

37.

Into what structure does the pancreas secrete pancreatic juice?

a)

Liver

b)

Duodenum

c)

Stomach

d)

Ileum

38.

Which organ stores bile produced by the liver?

a)

the gallbladder

b)

the liver

c)

the heart

d)

the pancreas

39.

Which refers to the process of taking food, drink, or another substance into the body by swallowing or absorbing it?

a)

secretion

b)

digestion

c)

excretion

d)

ingestion

40.

What is the function of villi in the small intestine?

a)

to increase the surface area for the absorption of the nutrients

b)

to facilitate enzyme retention and action

c)

to sweep particles across the surface with wavelike motion

d)

to decrease the amount of exposed surface

41.

Food is chewed in the mouth and mixed with _________?

a)

the liver

b)

gastric juices

c)

saliva

d)

bile

42.

Heartburn is pain that occurs when acidic gastric juice is forced out of the upper end of the stomach. In which of the following organs does a person experience heartburn?

a)

small intestine

b)

large intestine

c)

esophagus

d)

pancreas

43.

Which enzyme acts specifically on foods rich in starch?

a)

pepsin

b)

salivary amylase

c)

maltose

d)

lipase

44.

What digestive organ mechanically and chemically transforms bolus into chyme?

a)

esophagus

b)

small intestine

c)

large intestine

d)

stomach

45.

A person complaining of digestion problems is determined to be not digesting fats well. Which of the following best explains this condition?

a)

The sphincter at the bottom of the stomach does not allow bile to pass into the small intestine.

b)

The tube leading from the liver and gallbladder is blocked.

c)

The stomach is not acidic enough for the digestion of fats.

d)

The person is secreting excess bile.

46.
Which is NOT a function of the Digestive System?
a)
To rid the body of solid waste
b)
Absorb nutrients for energy & growth
c)
Break down nutrients from food
d)
Pump blood around the body
47.

Minerals are ____________ while vitamins are ______

a)

inorganic / organic

b)

organic / inorganic

c)

needed in small amounts / needed in larger amounts

d)

needed in large amounts / needed in smaller amounts

48.

Vitamin ________ is important in blood clotting

a)

A

b)

E

c)

C

d)

K

49.

The appendix is important in that it _______

a)

balances water levels in the body

b)

balances red blood cells in the body

c)

balances bacteria levels in the colon

d)

balances pH in the colon

50.

Disaccharides are broken into _____ by ______

a)

monosaccharides / amylase

b)

nucleotides / amylase

c)

monosaccharides / brush border enzymes

d)

nucleotides / brush border enzymes

51.

Which of the following is NOT a function of the stomach

a)

muscular contractions aid in mechanical digestion

b)

pepsin breaks down carbohydrates

c)

stomach acid helps kill unwanted bacteria

d)

stomach enzymes begin breaking down proteins

52.
What does mucus do?
a)
Digests food in the mouth.
b)
Digests food in the stomach
c)
Protects the stomach from digesting iteself
d)
Absorbs nutrients from food so the body has energy.
53.
Identify
a)
Large Intestine
b)
Small Intestine
c)
Stomach
d)
Rectum
54.
Identify
a)
Large Intestine
b)
Small Intestine
c)
Stomach
d)
Esophagus
55.
This is chronic liver disease
a)
diverticulitis
b)
cirrohsis
c)
gastroenteritis
d)
cholecystitis
56.
This is inflammation of the pouches in the intestinal wall.
a)
gastritis
b)
cholecystitis
c)
diverticulitis
d)
esophagitis
57.
A yellow bile pigment formed from the breakdown of old worn out red blood cells.
a)
biliverdin
b)
bile
c)
bilirubin
d)
bilibob
58.
This is a mass of masticated food. 
a)
chyme
b)
bolus
c)
adventitia
d)
chyle
59.
These are lymph nodes found in the submucosa of the Alimentary Canal.
a)
adventitia
b)
peyer's patches
c)
common bile duct
d)
ampulla of vater
60.
 This is the innermost layer of the gastrointestinal tract.
a)
muscularis layer
b)
serosa layer
c)
mucosa layer
d)
submucosa layer
61.
This is the third layer of the G.I. tract and is a loose connective that holds vessels.
a)
serosa layer
b)
muscularis layer
c)
submucosa layer
d)
mucosa layer
62.
This is the white part of the tooth that is visible above the gum line.
a)
root
b)
cementum
c)
crown
d)
neck
63.
This is the hard layer of tooth just below the enamel layer. 
a)
cementum
b)
dentin
c)
pulp
d)
pulp cavity
64.
What are the three parts of the small intestine in order from the stomach?
a)
jejunum, duodenum, ileum
b)
duodenum, ileum, jejunum
c)
duodenum, jejunum, ileum
d)
duodenum, jejunum, cecum
65.
This is a structure that attaches the lower side of the tongue to the gum. 
a)
rugae
b)
fundus
c)
frenulum
d)
uvula
66.
What type of parasite is generally ingested from undercooked pork or fish?
a)
Tapeworms
b)
Giardia
c)
Ascariasis
d)
Pinworms
67.
Which of the following results in an inflamed liver?
a)
appendicitis
b)
hepatitis
c)
gallstones
d)
cholera
68.

What disorder is often treated by the surgical removal of the gallbladder?

a)

Hepatitis

b)

Cholecystitis

c)

Diverticulitis

d)

Peritonitis

69.

The H. pylori bacterium burrows into the stomach membranes and can cause a/an:

a)

Ulcer

b)

Appendicitis

c)

Hernia

d)

Hemorrhoid

70.

Peptic ulcers may be caused by all of the following except:

a)

Emotional stress and eating spicy foods

b)

Bacterial infection with Helicobacter pylori

c)

Long-term use of nonsteroidal anti-inflammatory agents (NSAIDS)

d)

Malignant tumors in the stomach or pancreas

71.

Chymotrypsin is a digestive enzyme that breaks down:

a)

Fats

b)

Carbohydrates

c)

Fibre

d)

Proteins

72.

The exit of the stomach is a circular muscle called the

a)

Pyloric Sphincter

b)

Gastric (or Cardiac) Sphincter

c)

Epiglottis

d)

Papillae

73.

Chronic inflammation in the digestive tract is typically classed as:

a)

Ulcerative Colitis

b)

Crohn's Disease

c)

Pancreatitis

d)

Hepatitis

74.

The main cause of peptic ulcers is often:

a)

H. pylori bacteria

b)

C. difficile bacteria

c)

Autoimmune disorders

d)

Eating acidic foods

75.

All the types of infectious Hepatitis are typically caused by

a)

a virus

b)

a bacterium

c)

a fungus

d)

alcoholism

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