Red blood cells are also know as ___________.
Hemoglobin.
Breathing ______ during exercise.
Increases.
Oxygen after leaving the lungs go to your ________.
Bloodstream.
A spongy structure in the lungs is called: _________.
Bronchioles.
The chest cavity enlarges during _________.
Inhalation.
The diaphragm flatens during _________.
Inhalation.
The ________ are small sacs that are wrapped in capillaries.
Alveoli.
The diaphragm contracts during ____________.
Inhalation.
The _____________ system controls the unconsious and vital fucntions.
Autonomic
What is the name of the main muscle that helps with your respiration?
Diaphragm.
The lungs contract during ________.
Exhalation.
What is the name of the structure that the air passes after your nose/mouth, but before bronchi?
Trachea
The branches of the bronchi are called: _______.
Bronchioles.
CO2 leaves your body when you _________.
Exhale.
The process of ________ is how the CO2 and Oxygen molecules move from your bloodstream to the bronchioles
Diffusion.