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Respiratory system

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

How many lungs in the human body?

a)

1

b)

2

c)

3

d)

4

2.

What is the primary function of the lungs?

a)

Remove oxygen

b)

Remove carbon dioxide

c)

Remove carbon dioxide and re-oxygenate blood

d)

Remove oxygen and provide the blood with carbon dioxide

3.

Are both lungs the same size?

a)

Yes

b)

No

4.

Which lung is smaller and why?

a)

The left lung because it makes room for the heart

b)

The right lung because it makes room for the heart

c)

The left lung because it makes room for the GI tract

d)

The right lung because it makes room for the GI tract

5.

How many lobes does the left lung have?

a)

1

b)

2

c)

3

d)

4

6.

How many lobes does the right lung have?

a)

1

b)

2

c)

3

d)

4

7.

How much approximately does one lung weigh in grams?

a)

150

b)

250

c)

450

d)

600

8.

What are small air sacs in the body responsible for exchange of carbon dioxide and oxygen in tissues are called?

a)

Alveoli

b)

Bronchi

c)

Bronchioles

d)

Trachea

9.

What is the large muscle separating the chest cavity from the abdominal cavity?

a)

Diaphragm

b)

Larynx

c)

Obliques

d)

Trachea

10.

Which of the following is the correct pathway for airflow in the respiratory system?

a)

Nose, lungs, pharynx, trachea

b)

Nose, pharynx, trachea, lungs

c)

Pharynx, nose, trachea, lungs

d)

Nose, diaphragm, obliques, lungs