Vocabulary
Part of the respiratory system that produces sound; known as the "voice box."
Larynx
Oxygen
What type of process is respiration?
A chemical process.
What is a synonym for breathe out?
Exhale
What is the sticky liquid produced in the nose and windpipe called?
Mucus
Does inhaled air contain more oxygen or carbon dioxide?
Oxygen
What byproducts are given off in cellular respiration?
Carbon dioxide and water
What type of process is breathing?
A mechanical process
What are the main organs of the Respiratory System?
The lungs
What system are we learning about?
Respiratory System
Where type of respiration describes the exchange of oxygen and carbon dioxide between the lungs and the blood?
External respiration
What structure makes it better to breathe through your nose compared to your mouth?
Cilia because they filter particles.
Microscopic, capillary-rich sac in the lungs where the exchange of oxygen and carbon dioxide takes place. Also called air sac.
Alveoli
Where do oxygen molecules pass through to get to the blood?
From the alveoli to the capillaries
Where does the exchange between oxygen and carbon dioxide occur in internal respiration?
Between the blood and cells of the body
What happens to your ribs and diaphragm when you inhale?
Your ribs move up and out and your diaphragm moves down.
What is the definition of the respiratory system?
The act of carrying oxygen to your cells, getting rid of carbon dioxide, and releasing energy.
Include at least 5 steps to tell how air flows through our respiratory system.
1. Nose/mouth
2. throat
3. larynx
4. trachea
5. bronchi
6. lungs
7. Alveoli
What type of respiration describes the process in which energy from food molecules is released by cells?
Cellular respiration
What are 3 parts of the body that help you breathe?