Respiratory System

The Respiratory System

Multiple Choice

Through which organ(s) does air enter into your body?

• nose/mouth

• trachea

• lungs

• alveoli

• diaphragm

REVIEW QUESTION TIME

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Locate the Larynx.

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Locate the Diaphragm.

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Locate the Trachea.

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Locate the Bronchi.

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Identify the Left Lung.

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Identify the Right Lung.

Multiple Choice

The trachea branches off into two large tubes in the lungs called.....

• Alveoli

• Bronchi

• Bronchioles

Multiple Choice

Which body structure protects the lungs from outside harm?

• Cartilage

• Tiny Sacs

• The Rib Cage

Multiple Choice

What is another name for the windpipe?

• Lungs

• Trachea

• Larynx

• Esophagus

Multiple Choice

Oxygen moves from the lungs into the bloodstream through:

• small blood vessels in lungs

• nerve fibers

• aorta

• jugular vein

Multiple Choice

When the diaphragm contracts and moves down, the lungs are...

• expanding with air

• shrinking - pushing air out

Multiple Choice

When the diapragm relaxes and moves back up, the lungs are...

• expanding with air

• shrinking - pushing air out

Multiple Choice

What gas do we exhale?

• oxygen

• helium

• carbon dioxide

• hydrogen

Multiple Choice

The flap of skin that prevents food and water to enter the trachea.

• vocal cords

• pharynx

• larynx

• epiglottis

Multiple Choice

What is the function of the respiratory system?

• removes wastes from the body

• provide us with oxygen and remove carbon dioxide

• breaks down food for nutrients for the body

• provides movement for the body

Multiple Choice

Where does oxygen initially enter into the body?

• nose and mouth

• eyes

• brain

• throat

Multiple Choice

What are the tiny air sacs where gas exchange occurs?

• alveoli

• bronchi

• trachea

• bronchioles

Multiple Choice

What are the smaller tubes in the lungs?

• epiglottis

• alveoli

• larynx

• bronchioles

Multiple Choice

What part of the respiratory system is your vocal cords?

• pharynx

• epiglottis

• larynx

• trachea

Multiple Choice

What is the major respiratory organ that takes in oxygen and releases carbon dioxide?

• ribs

• lungs

• bronchi

• nose

Multiple Choice

What is the muscle that moves air in and out of the lungs?

• diaphragm

• ribs

• lungs

• heart

Multiple Choice

The left lung has three lobes and the right lung has two. 

• True

• False

Multiple Choice

A chamber behind the nose and mouth that leads to the trachea.

• pharynx

• trachea

• epiglottis

• larynx