Within three seconds after initiating a forced vital capacity (FVC) maneuver, a patient with normal lungs should be able to exhale what percent of the FVC?

Which of the following are purposes of assessing pulmonary function? Screen for pulmonary disease Evaluate patients for surgical risk Assess the progression of disease Modify the therapeutic approach to patient care  

Preventative or Latent treatment for TB is: Isoniazid (INH) Vitamin B-6 Rifampin (RIF) Streptomycin (SM)

The calculation of FRC using the body plethysmograph is based on:

A patient has the following lung volumes:                                                          Observed               Predicted        % Predicted                           SVC (liters)                 3.50                    4.30                          81                         FRC (liters)                 3.80                    3.00                          127                         RV (liters)                   3.00                    2.00                          150                         TLC (liters)                 6.50                    6.30                          103               The interpretation would most likely state:

Multi-drug resistant TB occurs when patients do not take their medicine as prescribed, then TB bacteria may become resistant to a certain drug.

The flow volume loop of a restrictive patient will be wider than normal.

The respiratory care practitioner is asked to evaluate the results of a diagnostic sleep study.  Which of the following guidelines would the respiratory care practitioner employ to determine the existence of sleep apnea?

Which of the following symptoms is one of the most common features associated with obstructive sleep apena?

Which of the following is the most accurate concerning the ERV: