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Digestive System Quiz

Total questions: 80

Worksheet time: 7hrs 40mins

Name
Class
Date
1.

What are the functions of the digestive system?

a)

digestion, absorption, elimination

b)

ingestion, congestion, elimination

c)

congestion, digestion, elimination

2.

What are the functions of the digestive system?

a)

digestion, absorption, elimination

b)

ingestion, congestion, elimination

c)

congestion, digestion, elimination

3.

Where does most absorption of nutrients take place?

a)

Stomach

b)

Small intestine

c)

Large intestine

d)

Gall bladder

4.

Where is bile produced?

a)

Kidney

b)

Pancreas

c)

Liver

d)

Small intestine

5.

What are these structures call that are found on the lining of the small intestine?

a)

Cilia

b)

Villi

c)

Sphincter

d)

Duodenum

6.

Which organ churns food and uses acid and enzymes to break down food?

a)

stomach

b)

esophagus

c)

mouth

d)

epiglottis

7.

What is the function of the teeth and tongue

a)

chemical digestion

b)

break down food

c)

mechanical digestion

d)

they only chew food

8.

Enzymes in your saliva help break down food, this is an example of ...

a)

Mechanical digestion

b)

Chemical digestion

9.

This organ absorbs water from digested food

a)

small intestine

b)

stomach

c)

villi

d)

large intestine

10.

This organ produces several enzymes that chemically break down food and regulate blood sugar, food does not pass through this organ

a)

liver

b)

pancreas

c)

gall bladder

d)

stomach

11.
What stores bile?
a)
Colon
b)
Gall Bladder
c)
Small Intestine
12.

The muscular tube that moves food from the pharynx to the stomach?

a)

esophagus

b)

small intestine

c)

stomach

d)

mouth

13.
If the liver is not functioning properly, what would most likely be the result?
a)
food would not be able to move into the small intestsine
b)
fats would not be digested
c)
water would not be absored
d)
it would not affect digestion
14.
After dinner, you have a bad case of diarrhea. Which organ is most likely not functioning properly?
a)
stomach
b)
small intestine
c)
large intestine
d)
liver
15.

Which of the following answers correctly sequences the pathway food takes from the beginning to end?

a)

mouth, esophagus, stomach, small intestine, large intestine

b)

mouth, esophagus, stomach, large intestine, small intestine

c)

mouth, stomach, esophagus, small intestine, large intestine

d)

mouth, stomach, esophagus, large intestine, small intestine

16.

The mouth carries out

a)

mechanical digestion

b)

chemical digestion

c)

mechanical and chemical digestion

d)

No digestion

17.

Which of the following helps digest carbohydrates in the mouth...

a)

salivary amylase

b)

lysozymes

c)

mucin

d)

bolus

18.
Which structure prevents food from entering the trachea? 
a)
larynx
b)
soft palate
c)
pharynx
d)
epiglottis
19.
The involuntary muscular movement of food caused by smooth muscle is called
a)
bolus transport
b)
indigestion
c)
absorption
d)
peristalsis
20.

The largest gland in the body that sits just below the diaphragm.

a)

Pancreas

b)

Liver

c)

Pharynx

d)

Gallbladder

21.

Which of the following statement is NOT correct about the duodenum of the small intestine?

a)

Receives chyme from the stomach

b)

Neutralises acids in the chyme

c)

Has prominent villi and circular folds

d)

Is the segment closest to the stomach

22.

Recall what mechanical digestion is.

a)

Where you replace part of your digestive tract with complex machinery

b)

The act of drinking special chemicals after a meal to aid your digestion

c)

The process of physically breaking up food into smaller pieces

d)

The process of converting large complex food molecules into simpler molecules

23.

Cheese fondue is a popular dinner dish in some countries. In the small intestine, the fat from the cheese is converted into simpler fatty acids and glycerol.

Identify which type of digestion this is.

a)

Mechanical

b)

Chemical

24.

Recall why we need to break down macromolecules into monomers (simple units) during digestion.

a)

To allow the molecules to be absorbed

b)

To release energy by respiration

c)

To help the molecules move down the gut

d)

To produce heat to keep us warm

25.

Recall where in the body amylase digests carbohydrates.


Select ALL correct options

a)

Small Intestine

b)

Stomach

c)

Mouth

d)

Pancreas

e)

Liver

26.

Recall what kind of molecule starch is

a)

Lipid

b)

Protein

c)

Complex Carbohydrate

d)

Vitamin

27.

What is the purpose of the digestive system?

a)

To exchange gasses in your body

b)

to get rid of waste in the body

c)

to break down food into nutrients the body can use

d)

to break down food into oxygen

28.

Food travels down your oesophagus through a wavelike motion called ____.

a)

gravity

b)

segmentation

c)

peristalsis

d)

squeezing

29.

What is the correct order of the following processes?

a)

ingestion, digestion, elimination, absorption

b)

digestion, ingestion, absorption, elimination

c)

ingestion, digestion, absorption, elimination

d)

digestion, elimination, ingestion, absorption

30.

Site of macronutrient absorption is

a)

Small intestine

b)

Large intestine

c)

Pancreas

31.

Numerous fingerlike projections in the folds of the wall of the ileum is classified as

a)

Bolus

b)

Chyme

c)

Bile

d)

Villi

32.

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

a)

Amylase

b)

Pepsin

c)

Lipase

33.

Which of the following statement is NOT correct about the duodenum of the small intestine?

a)

Receives chyme from the stomach

b)

Neutralises acids in the chyme

c)

Has prominent villi and circular folds

d)

Is the segment closest to the stomach

34.

digests starches in the mouth

a)

bile

b)

pepsin

c)

salivary amylase

d)

pancreatic lipase

35.

breaks down fats into glycerol and fatty acids in the small intestine.

a)

pancreatic lipase

b)

trypsin

c)

bile

d)

salivary amylase

36.

Intestinal lipase breaks down __ into __, in the small intestine

a)

maltose / monosaccharides

b)

peptides / amino acids

c)

lactose / monosaccharides

d)

fats/glycerol and fatty acids

37.

The teeth and tongue of the oral cavity break foodstuff down physically. This is an example of

a)

mechanical digestion

b)

chemical digestion

c)

absorption

d)

peristalsis

38.

Which of the following is an accessory organ of the digestive system?

a)

stomach

b)

small intestine

c)

oesophagus

d)

liver

39.

Which organ stores and releases bile?

a)

liver

b)

gallbladder

c)

pancreas

40.

What are these structures called that are found on the lining of the small intestine?

a)

Gallbladder

b)

Villi

c)

Sphincter

d)

Duodenum

41.

What type of digestion occurs in the stomach?

a)

Chemical digestion (Enzymes) only

b)

Mechanical digestion (churning) only

c)

Chemical digestion (gastric juices) only

d)

Mechanical (churning) and Chemical digestion (enzymes and gastric juice)

42.

Where is bile produced?

a)

Kidney

b)

Pancreas

c)

Liver

d)

Small intestine

43.

What is the term given to a ball-like mixture of food and saliva that forms in the mouth?

a)

Peristalsis

b)

Mucus

c)

Epiglottis

d)

Bolus

44.

What is the acidic fluid that passes from the stomach following churning?

a)

Bolus

b)

Chyme

c)

Hydrochloric acid

d)

Enzymes

45.

This type of tooth is pointy, sharp, and made to help tear food:

a)

incisor

b)

canine

c)

molar

d)

premolar

46.

The organ number 4 in the diagram is the

(a)  

47.

The organ with the number 7 is the

(a)  

48.

The food is reduced to smaller pieces by the teeth and with the help of the tongue, this is

a)

chemical digestion

b)

mechanical digestion

c)

digestion in general

49.

The tissue that closes the larynx when we swallow is the

a)

epiglottis

b)

pharynx

c)

tongue

d)

esophagus

50.

The esophagus is made of muscle. 

a)

True

b)

False

51.

The 3 parts of the small intestine are:

a)

Jejunum, ileum, and liver

b)

Jejunum, ileum, and duodenum.

c)

Jejunum, gallbladder and duodenum.

d)

Jejunum, gallbladder and liver.

52.

The gallbladder stores and concentrates _________ from the liver.

a)

saliva

b)

gastric acids

c)

chyme

d)

bile

53.

The pancreas has an exocrine and an endocrine function.

a)

True

b)

False

54.

Which organ is part of the alimentary canal?

a)

teeth

b)

pancreas

c)

stomach

d)

liver

55.

Which organ is an accessory organ?

a)

mouth

b)

pharynx

c)

stomach

d)

gallbladder

56.

Deglutition is to ___ as mastication is to ___.

a)

swallowing; chewing

b)

salivating; swallowing

c)

swallowing; salivating

d)

chewing; salivating

57.

Salivary amylase is an enzyme that breaks down ___ in the ___.

a)

fats; mouth

b)

carbs; mouth

c)

proteins; mouth

d)

carbs; stomach

58.

The involuntary, wave-like muscle contractions that move food in the correction direction in the digestive tract is referred to as:

a)

chyme

b)

deglutition

c)

peristalsis

d)

voluntary waves

59.

Select the enzymes that are active in the stomach.

a)

carboxypeptidase

b)

lingual lipase

c)

pancreatic lipase

d)

pepsin

e)

pepsinogen

60.

Maltase is to ___ as trypsin is to ___.

a)

proteins; lipids

b)

carbohydrates; lipids

c)

lipids; proteins

d)

carbohydrates; proteins

61.

What is the function of bile?

a)

thick mucus that protects the mucosa

b)

detergent that emulsifies fats

c)

serves to decrease the pH (increase acidity) in the stomach

d)

serves to increase the pH (increase alkalinity) in the small intestine

62.

Which of the following correctly describes the function of the liver and gallbladder?

a)

The liver and gallbladder both store and concentrate bile.

b)

The liver and gallbladder both produce bile and detoxify the body.

c)

The liver stores and concentrates the bile produced by the gallbladder.

d)

The gallbladder stores and concentrates the bile produced by the liver.

63.

Someone with lactose intolerance:

a)

does not produce lactase

b)

does not have a gallbladder

c)

does not produce salivary amylase

d)

does not produce bile

64.

What carries food from the pharynx to the stomach?

a)

larynx

b)

trachea

c)

esophagus

d)

bronchioles

65.

What type of digestion takes place in the stomach?

a)

mechanical

b)

chemical

c)

both mechanical and chemical

66.

Where does the process of digestion begin?

a)

mouth

b)

esophagus

c)

stomach

d)

small intestine

67.

Where does the absorption of nutrients from food take place?

a)

stomach

b)

liver

c)

small intestine

d)

large intestine

68.

What part of the digestive system mechanically and chemically breaks down food?

a)

mouth

b)

stomach

c)

both the mouth and stomach

69.

What chemically breaks down food into smaller molecules?

a)

teeth

b)

muscles of the stomach

c)

enzymes

70.

What are the rhythmic muscular contractions of your esophagus called to help food move along?

a)

swallowing

b)

peristalsis

c)

inertia contractions

d)

paralysis

71.

What does the pancreas do?

a)

produces digestive enzymes to break down proteins and fats

b)

produces sodium bicarbonate to neutralize stomach acid

c)

regulates our blood sugar levels

d)

all answers are correct

72.
Name this structure
a)
duodenum
b)
jejunum
c)
ilium
d)
cecum
73.
What type of digestion is done in the pharynx?
a)
mechanical
b)
chemical
c)
both
d)
neither
74.
Name this structure
a)
spleen
b)
gall bladder
c)
pancreas
d)
jejunum
75.
Name this structure
a)
ilium
b)
jejunum
c)
duodenum
d)
cecum
76.
Where is pepsinogen secreted?
a)
the mouth
b)
the stomach
c)
the pancreas
d)
the gall bladder
77.
What  does not occur here?
a)
mechanical digestion
b)
chemical digestion
c)
absorption
d)
all occur here
78.
What best describes what occurs here
a)
nutrients are absorbed
b)
water and salts are reclaimed
c)
bacteria assist with vitamin absorbtion
d)
most mechanical digestion
79.
Mechanical digestion does NOT occur in the.....
a)
mouth
b)
stomach
c)
small intestine
d)
large intestine
80.
This region of the colon would be called....
a)
ascending
b)
transverse
c)
descending
d)
sigmoid

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