Which of the following is NOT a function of the respiratory mucosa lining the trachea and bronchi:

As the number of red blood cells increases, oxygen carrying capacity decreases.

Which of the following is NOT a function of the respiratory mucosa lining the trachea and bronchi:

Arterial blood should be at least 95% saturated with oxygen.

Levi has AB+ blood.  What would happen if he received a transfusion of 0+ blood?

The production of blood cells is called ____________________ and occurs in ____________________.

This passageway is a shared organ of the respiratory and digestive systems:

After years of breathing in harmful chemicals at work, Alex has been told that his lungs have too few alveoli.  Predict the effect:

A small amount of bacteria used to start a new culture is called a/an _______.

This passageway is a shared organ of the respiratory and digestive systems: