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Digestive System Review

Total questions: 33

Worksheet time: 16mins

Name
Class
Date
1.
makes bile to help digest fats
a)
liver
b)
pancreas
c)
rectum
d)
salivary glands
2.
completes chemical digestion; absorbs nutrients into the bloodstream 
a)
stomach
b)
small intestine
c)
large intestine
d)
liver
3.
Begins starch digestion in the mouth; aids in swallowing 
a)
hydrochloric acid
b)
bile
c)
saliva
d)
mucus
4.
stores undigested food waste 
a)
appendix
b)
small intestine
c)
stomach
d)
rectum
5.
makes enzymes to complete chemical digestion in the small intestine
a)
gall bladder
b)
pancreas
c)
stomach
d)
liver
6.
closes the windpipe when swallowing to prevent choking on your food
a)
esophagus
b)
uvula
c)
epiglottis
d)
appendix
7.
small pouch between the small & large intestine that may get infected
a)
epiglottis
b)
appendix
c)
uvula
d)
gall bladder
8.
type of digestion that breaks down food into smaller pieces 
a)
mechanical digestion
b)
chemical digestion
9.

The large intestine includes the:

a)

descending colon.

b)

duodenum.

c)

ileum.

d)

jejunum.

10.

The digestive system is also known as the:

a)

absorption system.

b)

alimentary canal.

c)

GI canal.

d)

intestinal tract.

11.

Primary structures of the digestive system include the:

a)

esophagus.

b)

tongue.

c)

salivary gland.

d)

gall bladder.

12.

How is chyme different from a bolus?

a)

It is a liquid.

b)

It is acted on by enzymes.

c)

It is produced by chemical digestion.

d)

It moves through digestive tract by peristalsis.

13.

Ashely experienced pain and burning in the epigastric region when she lays flat in bed. This condition improves when she raises the head of her bed. She has:

a)

cholelithiasis.

b)

gastroenteritis.

c)

gastroesophageal reflux.

d)

hepatitis B.

14.

Digestion of carbohydrates, fats, and proteins is completed, and absorption of nutrients occurs in the:

a)

large intestine.

b)

liver.

c)

small intestine.

d)

stomach.

15.

The digestive organ responsible for elimination of waste is the:

a)

large intestine.

b)

pancreas.

c)

small intestine.

d)

stomach.

16.
Which digestive organ makes digestive juices to help the small intestine absorb nutrients?
a)
Liver
b)
Gallbladder
c)
Pancreas
d)
Esophagus
17.

Which of the following is NOT part of the digestive tract? (Hint: Identify the accessory organ.)

a)

Mouth

b)

Esophagus

c)

Small Intestine

d)

Liver

18.
Number 5 is pointing to the...
a)
Liver
b)
Gallbladder
c)
Pancreas
d)
Stomach
19.
Number 4 is pointing to the....
a)
Anus
b)
Rectum
c)
Large Intestine
d)
Small intestine
20.
Which organ pushes food down to the stomach?
a)
Mouth
b)
Esophagus
c)
Rectum
d)
Large intestine
21.
What is the substance found in the stomach that allows for chemical digestion to take place?
a)
Gastric Juices
b)
Saliva
c)
Bile
22.
Number 7 is pointing to...
a)
Mouth
b)
Esophagus
c)
Small intestine
d)
rectum
23.

What part of the large intestine is the arrow pointing to?

a)

Ascending colon

b)

Transverse colon

c)

Descending colon

d)

Sigmoid colon

24.

Digestion begins in the:

a)

Stomach

b)

Intestines

c)

Oral cavity (mouth)

d)

Rectum

25.
Chyme is . . . 
a)
material made in the liver that helps break down food.
b)
along coiled organ where most of digestion takes place.
c)
the tube in which pulverized food travels to the stomach
d)
the thick, soupy material that once was food.
26.
Which structures are responsible for absorbing nutrients in the small intestines?
a)
stomach
b)
gall bladder
c)
liver
d)
villi
27.
Which process involves muscle contractions that move food through the esophagus?
a)
absorption
b)
perstalsis
c)
mechanical digestion
d)
elimination
28.
Which of these is NOT a function of the digestive system?
a)
Eliminates waste
b)
absorbs nutrients into the blood
c)
breaking down food into small molecules the body can use
d)
keeping the body at a steady temperature
29.

Parts of the small intestine after the duodenum is known as

a)

Jejunum

b)

Lipase duodenum

c)

Amylase duodenum

d)

Lipase ileum

30.

The small intestine is subdivided into three segments. Which of the following is the correct sequence regarding the passage of food through the small intestine?

a)

Duodenum, ileum, jejunum

b)

Duodenum, jejunum, ileum

c)

Jejunum, duodenum, ileum

d)

Ileum, jejunum, duodenum

31.

Which part of the small intestine joins the large intestine?

a)

Ileum

b)

Duodenum

c)

Jejunum

32.

Which of the following enzyme is most active at an acidic pH?

a)

Amylase

b)

Chymotrypsin

c)

Pepsin

d)

Lipase

33.

On average, how long does it take for materials to pass from the duodenum to the end of the ileum?

a)

4 hours

b)

4.5 hours

c)

3 hours

d)

5 hours

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