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digestive system,

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

The study of the coordinated functions of a living organism is called

a)

biology

b)

anatomy

c)

physiology

2.

The disassembly of food inside an organism is called:

a)

decomposition

b)

digestion

c)

assimilation

d)

absorption

3.

Digestion starts in the stomach.

a)

True

b)

False

4.

Saliva contains _______ which accelerates the digestion of starch

a)

enzymes

b)

hormones

c)

glands

5.

What is starch?

a)

a glucose molecule

b)

polymer of sugar

c)

simple proteins

6.

Food moves from the mouth to the stomach through the long tube called the trachea.

a)

true

b)

false

7.

The primary digestive substance in the stomach is

a)

sulfuric

b)

insulin

c)

hydrochloric acid

8.

An irritation of the stomach lining results in

a)

hemorroids

b)

gallstones

c)

ulcer

9.

What is the function of the gall bladder?

a)

store waste products

b)

digest fatty foods

c)

produces bile

d)

stores bile

10.

The excretory system is involved with eliminating:

a)

gas waste

b)

solid waste

c)

solid, liquid, gas

11.

The lungs eliminate CO2 gas from the body.

a)

true

b)

false

12.

Liquid waste processed by the kidney is called

a)

urine

b)

bile

c)

feces

13.

The urethra connects the kidneys to the bladder.

a)

true

b)

false

14.

Artificial filtration of the blood is called

a)

dialysis

b)

transplant

15.

The exchange of oxygen and carbon dioxide within the body is accomplished by the _____________ system

a)

digestive

b)

circulatory

c)

excretory

16.

Air entering the lungs is filtered through the pharynx.

a)

true

b)

false

17.

The windpipe is a common term for the

a)

trachea

b)

pharynx

c)

larynx

18.

What is the function of the cilia?

a)

remove polluting gases like sulfur dioxide from the lungs

b)

absorb dust entering the bronchioles

c)

remove particles which have entered the lungs and stuck to the bronchial mucus

19.

Air entering the lungs terminates in the:

a)

diaphragm

b)

alveoli

c)

bronchus

d)

bronchioles

20.

The muscle tissue assemblage which permits expansion of the lungs is called the

a)

diaphragm

b)

ribs

c)

heart