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Respiratory system

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

Why should you breath through your nose? (choose all that apply)

a)

It moistens air.

b)

It warms air.

c)

It is the only way to breath in air.

d)

It filters air.

2.
The two main branches from the trachea (one to each lung)
a)
bronchi
b)
alveoli
c)
capillaries
d)
bronchioles
3.

What is the order that oxygen travels when it is inhaled?

a)

nasal cavity, bronchi tubes, pharynx, trachea, alveoli

b)

nasal cavity, pharynx, trachea, bronchi tubes, alveoli

c)

nasal cavity, trachea, pharynx, bronchi tubes, alveoli

d)

nasal cavity, trachea, pharynx, alveoli, bronchi tubes

4.
Letter D is pointing to which Respiratory organ?
a)
Alveoli
b)
Diaphragm
c)
Lung
d)
Bronchi
5.

What is the anatomically correct name of the windpipe?

a)

Pharynx

b)

Larynx

c)

Trachea

6.

Aside from being part of the respiratory way, what is the other function of the larynx?

a)

It has a small tissue called epiglottis that directs the food to the esophagus.

b)

It contains the tissues where the gas exchange happens.

c)

It contains the vocal cord that allows the body to produce sound.

7.

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

8.
What is function of the dome-shaped diaphragm?
a)
This is where gas exchange happens.
b)
Air passes through the diaphragm on the way to the lungs.
c)
It attaches to the lungs to help in breathing.
d)
It is under the lungs and keeps them from falling down to your stomach.
9.

Flap of tissue that covers the opening to the windpipe during swallowing

a)

Pharynx

b)

Trachea

c)

Epiglottis

10.

These are all structures of the digestive system:

stomach, esophagus, trachea, small intestine

a)

True

b)

False

11.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
12.
What is another name for the windpipe?
a)
Lungs
b)
Trachea
c)
Larynx
d)
Esophagus
13.
A chamber behind the nose and mouth that leads to the trachea
a)
pharynx
b)
trachea
c)
epiglottis
d)
larynx
14.

Cellular respiration uses glucose and __________ to make energy.

a)

carbon dioxide

b)

glucose

c)

oxygen

d)

mitochondria

15.
The air sacs that are covered with capillaries where gas exchange takes place
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli