Pulmonary Function Testing – Ruppel’s Manual Study Review

Pulmonary Function Testing – Ruppel’s Manual
Study Review
Pulmonary Function Testing (PFT) – Ruppel's Manual Review
Section 1: Introduction and Indications
1. What is the primary purpose of Pulmonary Function Testing
(PFT)?
A) To diagnose specific diseases
B) To assess the functional status of the respiratory system
C) To measure arterial blood gases
D) To determine exercise capacity
2. According to Ruppel, which of the following is a common
indication for PFTs?
A) Diagnosing cardiac arrhythmias
B) Evaluating dyspnea (shortness of breath)
C) Monitoring electrolyte balance
D) Assessing liver function
3. Pre- and post-bronchodilator testing is primarily used to assess
for what?
A) Fixed obstruction
B) Reversible airflow limitation
C) Restrictive lung disease
D) Pulmonary vascular disease
4. Preoperative PFTs are most valuable for which patient
population?
A) All patients undergoing surgery
B) Patients with known or suspected respiratory disease having lung

,resection surgery
C) Patients having minor outpatient procedures
D) Pediatric patients only
5. Disability evaluation is a common indication for PFTs and often
relates to which occupational disease?
A) Carpal tunnel syndrome
B) Asbestosis or Silicosis
C) Lead poisoning
D) Hearing loss


Section 2: Spirometry and Lung Volumes
6. What does FVC stand for?
A) Forced Vital Capacity
B) Functional Vital Capacity
C) Forced Ventilatory Capacity
D) Frequent Vital Capacity
7. The FEV1 is defined as the volume of air exhaled in the first
______ of an FVC maneuver.
A) Minute
B) Second
C) 0.5 Seconds
D) 6 Seconds
8. The FEV1/FVC ratio is a key index for identifying what type of
lung defect?
A) Restrictive
B) Obstructive

, C) Neuromuscular
D) Vascular
9. A reduced FVC with a normal or increased FEV1/FVC ratio is
characteristic of:
A) Obstructive lung disease
B) Restrictive lung disease
C) Mixed obstructive and restrictive disease
D) Normal lungs
10. The maximal volume of air that can be exhaled after a maximal
inspiration is the:
A) Total Lung Capacity (TLC)
B) Functional Residual Capacity (FRC)
C) Forced Vital Capacity (FVC)
D) Residual Volume (RV)
11. Which volume cannot be measured by simple spirometry?
A) Tidal Volume (VT)
B) Inspiratory Reserve Volume (IRV)
C) Residual Volume (RV)
D) Expiratory Reserve Volume (ERV)
12. The volume of air remaining in the lungs after a normal
exhalation is called:
A) Residual Volume (RV)
B) Functional Residual Capacity (FRC)
C) Expiratory Reserve Volume (ERV)
D) Total Lung Capacity (TLC)
13. Which lung volume tends to be increased in obstructive lung
diseases like COPD?
A) Total Lung Capacity (TLC)