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Respiratory system

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

While inhalation, where does the diaphragm move and where does the chest cavity move?

What happens next?

a)

Diaphragm moves upwards, and chest cavity moves downwards so the air in turn is pushed out

b)

Diaphragm moves downwards, and the chest cavity moves upwards to allow the air to pass through it

2.

Inhaled air is known as…

a)

Carbon dioxide rich air (CO2)

b)

Oxygen rich air (O2)

c)

Ozone Rich Air (O3)

d)

Hydrogen rich air (H2)

3.

Exhaled air is known as…

a)

Carbon dioxide rich air (CO2)

b)

Oxygen rich air (O2)

c)

Ozone Rich Air (O3)

d)

Hydrogen rich air (H2)

4.

The trachea branches off into two large tubes in the lungs called.....

a)
Alveoli
b)
Bronchi
c)
Bronchioles
5.

You can inhale through your ... (choose all that apply)

a)

nose

b)

skin

c)

ears

d)

mouth

6.

What connects the larynx to the lungs?

a)

trachea

b)

pharynx

c)

nasal cavity

d)

diaphragm

7.

What gas do we breath when we exhale?

a)

oxygen

b)

helium

c)

carbon dioxide

d)

hydrogen

8.

This is a gas our cells need to survive.

a)

helium

b)

carbon dioxide

c)

oxygen

d)

nitrogen

9.

the windpipe; a passage through which air moves in the respiratory system.

a)

trachea

b)

lungs

c)

larynx

d)

bronchi

10.

tiny, hairlike projections in the airway that move in a wavelike manner.

a)

alveoli

b)

cilia

c)

trachea

d)

lungs