Lesson Check: Moving Materials

What is the respiratory system ? 

• The respiratory system is the system that helps circulate our blood . 
• The respiratory system is the system that takes in oxygen and takes the unneeded particles and creates carbon dioxide. 
• The respiratory system is  a system that is similar to the circulatory system. 
• The respiratory system is a system that holds the heart as an internal organ. 

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

• pharynx
• trachea
• epiglottis
• larynx

Letter B is pointing to which organ of the Respiratory System?

• Nose
• Trachea
• Lungs
• Diaphragm

How is carbon dioxide released from the body? 

• When we exhale
• When we urinate
• When we sweat
• When we inhale

After air moves through the pharynx it continues downward. The _____, or windpipe, directs the air into 2 separate branches or tubes.

• mucus
• trachea
• larynx
• epiglottis

The tubes that go from the trachea into the lungs

• alveoli
• diaphragm
• epiglottis
• bronchial tubes

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. 

• 1,2,3,4
• 2,3,1,4
• 2,1,3,4
• 4,2,3,1 

Tiny tubes that branch off of bronchi

• capillaries
• alveoli
• bronchioles
• pluera

Which is NOT a function of the Respiratory System?

• it warms the air
• it exchanges O₂ and CO₂
• It pumps blood to the organs
• it creates sound through the larynx

The diaphragm is found:

• At the back of the throat.
• Below the larynx.
• Under the epiglottis.
• Under the rib cage.