Which of the following forced vital capacity test times should be ...

[charchew]

Which of the following forced vital capacity test times should be interpreted as normal?
 
  a. Less than 4 seconds
  b. 4 to 6 seconds
  c. 6 to 8 seconds
  d. 8 to 10 seconds

Question 2

What medication is used to treat a person who has converted to a positive TB skin test but does not have active disease?
 
  a. Virazole
  b. Isoniazid
  c. Rifampin
  d. Tetracycline

[bitingbit]

Answer to Question 1

B
A normal adult will exhale a forced vital capacity (FVC) within 4 to 6 seconds. Patients with restrictive lung diseases may blow out the FVC in less than 4 seconds. Patients with obstructive lung diseases will need more than 6 seconds to blow out the FVC.

Answer to Question 2

B
Isoniazid is taken as a prophylactic drug each day for 1 year by anyone who has been exposed to the disease or has a positive skin test.

[charchew]

Excellent

[nyrave]

TYSM