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breathing mecha G10

Total questions: 42

Worksheet time: 27mins

Name
Class
Date
1.

Respiration is the release of ___________ from _________.

(a)  

2.

Cellular respiration takes place in our (a)   .

3.

External respiration is the name given to the way in which living organisms take in _________________ and release _____________ _________________ and _________________ .

(a)  

4.

Gas exchange takes place in the (a)   of the respiratory system.

5.

Name the process that allows the movement of gases in the lungs. (a)   .

6.

What are the name of the blood vessels that surround the alveoli called?

(a)  

7.

Name the substance that surrounds the trachea to keep it open.

(a)  

8.

During exhalation, the ribs move .....

a)

up and down

b)

in and out

c)

down and out

d)

down and in

9.

During inhalation the diaphragm

a)

contracts causing it to move up

b)

contracts causing it to move down

c)

relaxes causing it to move up

d)

relaxes causing it to move down

10.

During exhalation the volume of the thorax ...

a)

increases

b)

decreases

11.

During inhalation the air is sucked into the lungs when the pressure in the lungs

a)

increases

b)

decreases

12.

Is there more carbon dioxide in inhaled or exhaled air?

(a)  

13.

Which of the following are involved in gas exchange?

a)

Trachea

b)

Oesophagus

c)

Stomach

d)

Lungs

e)

Ribs

14.

The larynx is also know as the (a)  

15.

Which two muscles are responsible for BREATHING?

a)

The Diaphragm

b)

The Lungs

c)

The Heart

d)

The Intercostal Muscles

16.

During INSPIRATION the (a)   flattens.

17.

The Lungs are made of muscles.

a)

True

b)

False

18.

What is the process of breathing in also called?

a)

Respiration

b)

Exhalation

c)

Combustion

d)

Inhalation

19.

What is the process of breathing out also called?

a)

Respiration

b)

Exhalation

c)

Combustion

d)

Inhalation

20.

What substance do we need to breathe in?

a)

Water

b)

Carbon dioxide

c)

Oxygen

d)

Carbon monoxide

21.

What substance do we need to breathe out?

a)

Water

b)

Carbon dioxide

c)

Oxygen

d)

Carbon monoxide

22.

What are the tiny air sacs on the surface of the lungs?

a)

Alveolus

b)

Capillaries

c)

A-Levels

d)

Alveoli

23.

What occurs during inhalation?

a)

A

b)

B

c)

C

d)

D

24.

The diagram shows a section through the human thorax. Which part is the ribcage?

a)

A

b)

B

c)

C

d)

D

25.

The diagram shows parts of the respiratory system.


Which two labelled parts move to cause inhalation?

a)

W and X

b)

W and Z

c)

X and Y

d)

X and Z

26.

Which movements take place inside the chest when a person breathes out?

a)

A

b)

B

c)

C

d)

D

27.

Which of the following shows what happens to the chest cavity when air rushes into the lungs?

a)

decrease in volume

b)

deflates

c)

expands

d)

relaxes

28.

Which of the following happens when you exhale?

a)

chest cavity expands

b)

your lumgs become smaller

c)

your chest cavity becomes smaller

d)

your lungs take in and give off oxygen

29.

How do you describe the condition of the diaphragm as one exhales?

a)

the diaphragm contracts

b)

the diaphragm relaxes

c)

the diaphragm goes down

d)

both a and c

30.

Why is the diaphragm important to the process of breathing?

a)

It helps air to be taken in and rushed out of the lungs

b)

It helps control air movement

c)

It helps to spread air throughout the lungs

d)

It helps to purify the air

31.

The pathway of air into the lungs is:

a)
b)
c)
d)
32.
What muscles are used in breathing in and breathing out?
a)
diaphragm and intercostals
b)
diaphragm and lungs
c)
lungs and ribs
d)
lungs and diaphragm
33.
When air pressure inside the lungs is less than air pressure in the atmosphere...
a)
Air moves into the lungs
b)
Air moves out of the lungs
34.
Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation. 
a)
1,2,3,4
b)
2,3,1,4
c)
2,1,3,4
d)
4,2,3,1 
35.
When the diaphragm contracts...
a)
the volume of the thoracic cavity increases and the pressure decreases, causing air to rush into the lungs.
b)
the volume of the thoracic cavity decreases and the pressure increases causing air to rush out of the lungs. 
36.

What primary gas product is removed from your system during Exhalation?

a)

Air

b)

Oxygen

c)

Carbon Dioxide

d)

Carbon Monoxide

37.

The thin skeletal muscle that sits at the base of the chest and separates the abdomen from the chest. It contracts and flattens when you inhale.

a)

Intercostal

b)

Diaphragm

c)

Epiglottis

d)

Larynx

38.

The "gate" that prevents food or fluid from entering the trachea.

a)

Pharynx

b)

Larynx

c)

Esophagus

d)

Epiglottis

39.
When you breathe the diaphragm _______    ____ creating more space for more air.
a)
raises high
b)
raises low
c)
lifts high
d)
flattens out
40.

What is the process called when you breath in the air?

a)

inhalation

b)

exhalation

41.

What is the process called when you breath out the air?

a)

inhalation

b)

exhalation

42.

trachea is always kept opened due to the presence of

a)

muscles

b)

semicircular cartilaginous rings

c)

bones

d)

complete circular cartilaginous rings