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Respiratory

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

What sort of blood vessels are found covering the alveoli?

a)

Veins

b)

Arteries

c)

Capillaries

d)

Diaphragm

2.

What gas diffuses out of the blood, after respiration?

a)

Oxygen

b)

Nitrogen

c)

Carbon Dioxide

d)

Hydrogen

3.

What happens to the diaphragm when you breathe in?

a)

It contracts and moves up

b)

It contracts and moves down

c)

It relaxes and moves up

d)

It relaxes and moves down

4.

What is the name of the bones that provide protection to the lungs?

a)

Ribs

b)

Diaphragm

c)

Alveoli

d)

Lungs

5.

What gas diffuses from the air, into the blood?

a)

Nitrogen

b)

Carbon Dioxide

c)

Oxygen

d)

Hydrogen

6.

What is the name for this system?

a)

Skeletal system

b)

Digestive system

c)

Respiratory system

7.

The main purpose of the respiratory system is to helps us breathe.

a)

True

b)

False

8.

The respiratory system brings in _______from the air.

a)

carbon dioxide 二氧化碳

b)

fresh air新鲜空气

c)

oxygen氧气

9.

The respiratory system removes_______ from our body.

a)

carbon dioxide二氧化碳

b)

oxygen 氧气

c)

fresh air 新鲜空气

10.

The left lung is a little bit smaller than the right lung, because_______________________________.

a)

The right lung is more important.

b)

The left lung has other jobs.

c)

The left lung needs to make space for the heart.

11.

What's the other name for trachea?

a)

pipe

b)

windpipe

c)

foodpipe

12.

What is the primary function of the alveoli in the respiratory system?

a)

Gas exchange between air and blood

b)

Filtering dust and microbes

c)

Producing mucus

d)

Warming the air

13.

Which part of the brain regulates the rate of breathing?

a)

Cerebrum

b)

Cerebellum

c)

Medulla oblongata

d)

Hypothalamus

14.

During an asthma attack, which part of the respiratory system is primarily affected?

a)

Alveoli

b)

Bronchioles

c)

Trachea

d)

Diaphragm

15.

What is the role of hemoglobin in the respiratory process?

a)

Transporting carbon dioxide

b)

Transporting oxygen

c)

Filtering air

d)

Producing red blood cells