Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Respiratory System

Review and Quiz

pharynx the junction in the throat of the alimentary canal and the trachea.
epiglottis A flap of tissue that covers the trachea during swallowing, preventing food from entering the lungs.
larynx The voicebox; contains the vocal cords.
trachea The tube between the larynx and bronchi through which air travels to the lungs; also called the windpipe.
bronchus One of two tubes connecting the trachea to each lung.
lung An organ in the respiratory system consisting of sponge-like tissue that exchanges oxygen and carbon dioxide wight he blood.
bronchiole A thin tube that branches from a bronchus within a lung.
alveolus One of millions of tiny air sacs within the lungs where gas exchange occurs.
diaphragm A sheet of muscle that forms the bottom wall of the chest cavity; It contracts during inhaling and relaxes during exhaling.
emphysema A respiratory disease in which alveoli lose their elasticity, leading to difficulty in breathing.
regulation of breathing Breathing is regulated by the amount of carbon dioxide in the blood.
nicotine The chemical that makes tobacco addictive.
Created by: Shelly Sinclair



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards