Complete Questions and Answers (100% Verified, Graded A+)
This document features the complete 160-question TMC Practice Exam B for respiratory
therapy, updated for 2025 and graded A+ with 100% verified correct answers. It covers all
major NBRC exam topics, including patient assessment, oxygen therapy, mechanical
ventilation, airway management, diagnostics, and respiratory pharmacology. Each
question is matched with the correct answer for efficient review and targeted preparation.
Designed to mirror the structure and difficulty of the official TMC exam, this resource is
ideal for mastering exam content and boosting test-day confidence.
1. After a patient undergoes a thoracentesis, the respiratory therapist notes
that the obtained pleural fluid is clear with a slight straw color. This fluid is
most likely the result of
A. empyema.
B. congestive heart failure.
C. lung carcinoma.
D. hemothorax.: B.
,2. Which of the following would be most important to evaluate for a patient
who is entering a smoking cessation program?
A. Height
B. Smoking history
C. Weight
D. Diet: B.
3. The respiratory therapist is calibrating a spirometer and checking the
volume with a 3.0 liter super syringe. The volumes recorded are: 2.85 L, 2.8 L,
and 2.8 L. Based upon the information obtained which of the following is a
correct statement?
A. Another syringe needs to be used
B. Spirometer is accurate
C. The plunger was advanced too slowly
D. Spirometer may have a leak: D.
4. Which of the following is an indication for high frequency jet ventilation?
A. Bronchopleural fistula
B. Wilson Mikity syndrome
C. Necrotizing lesion of right lung
Centrilobular emphysema: A.
,5. A 43-year-old female patient has just undergone a total abdominal
hysterectomy. The patient arrives in the post anesthesia care unit obtunded
with minimal response to painful stimulus. What treatment should the
respiratory therapist recommend for this patient?
A. Initiate assisted ventilation
B. Insert oropharyngeal airway
C. Obtain positron emission tomography
D. Initiate noninvasive capnography: B.
6. A 44 week gestational age infant has just been delivered via C-section and
is gasping, grunting, and has tachycardia and tachypnea. At one minute his
Apgar score is 4 and at 5 minutes the score is 5. The infant is most likely
suffering from
A. transient tachypnea of the newborn.
B. meconium aspiration.
C. bronchopulmonary dysplasia.
D. apnea of prematurity.: B
7. What is the normal VD/VT ratio for a patient breathing room air?
A. 5 - 15%
B. 20 - 40%
C. 45 - 55%D. 65 - 75%: B.
8. A heat moisture exchanger is indicated for humidification in which of the
following situations?
A. Mechanical ventilation in a long-term care facility.
, B. Transport to a tertiary care center.C. Patient with tenacious
secretions.
D. Delivery of aerosolized bronchodilators.: B.
9. All of the following could cause a patient's right-hemidiaphragm to be
elevated, EXCEPT
A. right lower lobe atelectasis.
B. right side hyperlucency, absent vascular markings.
C. hepatomegaly.
D. right lower lobe consolidation with air bronchograms.: B.
10. A 64-year-old, 70 kg (154 lb) man with severe COPD is receiving
independent (differential) lung ventilation following thoracotomy and right
lower lobectomy. Which of the following setting combinations would be most
appropriate for this patient?
A. Right lung 50 mL; left lung 650 mL
B. Right lung 150 mL; left lung 550 mL
C. Right lung 350 mL; left lung 350 mLD. Right lung 550 mL; left lung 150
mL: B.
11. A patient in the intensive care unit has the following hemodynamic
measurements:
CVP (mm Hg) 5
PAP (mm Hg) 29/8
PCWP (mm Hg) 8
BP (mm Hg) 130/70