Answers 

1. The percentage of the FVC expired in one second is: FEV1/FVC ratio
2. The aging process causes what normal physiological changes in the heart?
   1. The heart valve thickens and becomes rigid, secondary to fibrosis and

3. A 55yo Caucasian male follows up after referral to cardiologist. He thinks his med is causing a cough and sometimes he has difficulty Which med was most likely prescribed?
   1. Lisinopril

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