All of the following are systemic factors that can cause epistaxis EXCEPT:

For a patient reliant on the hypoxic drive to breathe, the respiratory rate will increase when:

A) carbon dioxide levels increase. B) oxygen levels decrease. C) CO2 levels decrease and O2 levels increase. D) oxygen and CO2 levels both increase.

If a patient has pneumonia, which of the following can increase the risk of life-threatening illness or death?

1. Weakened immune system 2. COPD 3. Marfan's syndrome 4. Heart disease a. 1, 3 b. 2, 4 c. 1, 2, 3 d. 1, 2, 4