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2.2 The Lungs

Total questions: 16

Worksheet time: 15mins

Name
Class
Date
1.
Our bodies need the _________ in the air we breathe.
a)
feathers
b)
oxygen
c)
carbon dioxide
2.
When you take air in through your mouth or your nose, you....
a)
exhale
b)
cough
c)
inhale
3.
When you exercise, your heart beats faster to...
a)
spread oxygen throughout your body more quickly.
b)
make you feel excited.
c)
let you know you're working hard.
4.
What is the main bone structure that protects the lungs
a)
Vertebrae
b)
Rib cage
c)
Skull
d)
Pelvis
5.
What is the organ "x"
a)
Heart
b)
Lungs
c)
Diaphragm
d)
Trachea
6.
What is tube that is also known as your wind pipe?
a)
esophogus
b)
bronchi
c)
trachea
d)
alveoli
7.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
8.
Location of gas exchange
a)
alveoli
b)
myocardium
c)
raveoli
d)
pulmonary vent
9.
Air moves into the lungs due to 
a)
decreased air pressure in lungs
b)
pressure of diaphragm on lungs
c)
throat muscles contracting
d)
active transport
10.
Oxygen from the air enters the blood stream at what location?
a)
Cardiac Notch
b)
Pulmonary Vein
c)
Alveoli
d)
Paranasal Sinuses
11.
What surrounds the alveoli?
a)
oxygen
b)
carbon dioxide
c)
capillaries
d)
bronchioles
12.

Which of the following are features of the alveoli that adapt them to gas exchange?

I. Large surface area

II. Thin walls

III. Dry surfaces

IV. Good blood supply

a)

I and II only

b)

I, II and III

c)

II and III

d)

I, II and IV

13.

What is "1"?

a)

alveoli

b)

trachea

c)

bronchus

d)

bronchioles

14.

What is "2"?

a)

alveoli

b)

trachea

c)

bronchus

d)

bronchioles

15.

What is "3"?

a)

alveoli

b)

trachea

c)

bronchus

d)

bronchioles

16.

What is "4"?

a)

alveoli

b)

trachea

c)

bronchus

d)

bronchioles