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Digestion quiz

Total questions: 26

Worksheet time: 14mins

Name
Class
Date
1.

Which of the following explains digestion?

a)

It is the process of breaking down food into simple substance our body can absorb.

b)

It is the elimination of undigested food that were not absorb by the body.

c)

It is the absorption and circulation of nutrients in the body.

d)

It the process of supplying the cell with nutrients

2.

Which of the following digestive organ absorbs the nutrients?

a)

esophagus

b)

mouth

c)

large intestine

d)

small intestine

3.

What substance that speed up the chemical reaction in digestion?

a)

enzymes

b)

digestive juices

c)

bile

d)

water

4.

What is the muscular tube that connects the mouth to the stomach?

a)

Liver

b)

Large Intestine

c)

Esophagus

d)

Pancreas

5.

What is the function (job) of the large intestine?

a)

To absorb water and minerals

b)

To store vitamins and fats

c)

To produce bile and acid

d)

To regulate the blood sugar and hormones

6.

Involuntary muscle contractions that move food.

a)

Chemical breakdown

b)

Flexion

c)

Swallowing

d)

Peristalsis

7.

Pick the correct order of digestion

a)

Mouth,stomach,esophagus,large intestine,small intestine

b)

Mouth,esophagus,stomach,small intestine, large intestine

c)

Mouth, esophagus, stomach, large intestine, small intestine, colon

d)

Mouth, stomach, esophagus, small intestine, large intestine

8.

What is the function of the gall bladder?

a)

absorption of fat

b)

digestion of fat

c)

production of bile

d)

storage of bile

9.

Digestion begins here. Teeth, saliva, and the tongue help break food into smaller pieces.

a)

mouth

b)

pharynx

c)

esophagus

d)

salivary glands

10.

This organ absorbs a lot of water from food.

a)

esophagus

b)

small intestine

c)

large intestine

d)

stomach

11.

What is the role of amylase?

a)

breaks down protein

b)

breaks down fats

c)

lubricates and adds moisture to the food

d)

breaks down starch

12.

What is the role of the pepsin enzyme in digestion?

a)

to break down carbohydrates

b)

to break down proteins

c)

to break down fats

d)

to break down nucleic acids

13.

What is the role of HCl (Hydrochloric acid) in the stomach?

a)

to breakdown proteins

b)

to add moisture to the food

c)

to create an acidic environment to activate an enzyme

d)

to emulsify fats

14.

What accessory organ releases bile salts into the small intestine?

a)

pancreas

b)

kidneys

c)

gall bladder

d)

spleen

15.

What is the role of bile salts in digestion?

a)

to emulsify fats

b)

to breakdown proteins

c)

to breakdown carbohydrates

d)

to neutralize the HCl (acid) from the stomach

16.

What is the function of the epiglottis?

a)

to release amylase in the mouth

b)

to close the opening to the trachea when swallowing food

c)

to aid in the mechanical digestion of the food in the mouth

d)

to move the food by wave-like movement (peristalsis) to the esophagus

17.

What happens in the stomach? (you can choose more than one answer)

a)

HCl provides enzmyes with optimum alkaline pH.

b)

HCl provides enzymes with optimum acidic pH.

c)

Pepsinogen breaks down proptein.

d)

Pepsin breaks down protein.

18.

True or False: In the stomach, food is squeezed and mashed. The food changes into a thick liquid called chyme.

a)

True

b)

False

19.

Ghrelin is the hormone that stimulates hunger before meals

a)
True 
b)
False
20.

The hormone _________, produced in the stomach, stimulates gastric glands to secrete gastric juices (chemicals, enzymes, and other hormones).

a)

gastrin

b)

secretin

c)

cholecystokinin

d)

gastric inhibitory peptide

21.
A lump of food that you swallow is called a __________.
a)
bolus
b)
peristalsis
c)
alimentary canal
d)
spittal
22.

What stimulates the production of enzymes from the pancreas and bile from the gallbladder?

a)
CCK
b)
Secretin
c)
Gastrin
d)
Food
23.
What stimulates the production of bicarbonates in the pancreas?
a)
CCK
b)
Secretin
c)
Gastrin
d)
Food
24.

What enzyme breaks down proteins when it is activated by hydrochloric acid?

a)

Pepsin

b)

Peptin

c)

Pepto

d)

Protein

25.
Secreted by fat cells, causes brain to increase metabolism and decrease hunger.
a)
Insulin
b)
Leptin
c)
Orexin
d)
Ghrelin
26.
Digestive tract hormone sends a message to the brain "Im not hungry"
a)
Obestatin
b)
PYY