Try to answer these 20+ Respiratory System MCQs and check your understanding of the Respiratory System subject. Scroll down and let's begin!
A. 1800 mL
B. 2200 mL
C. 2100 mL
D. 3000 mL
A. Intrapleural pressure; transpulmonary pressure
B. Tidal volume; vital capacity
C. Intrapulmonary pressure; atmospheric pressure
D. Thoracic cavity volume; lung volume
A. Increase, decrease
B. Decrease, increase
C. None of these
A. Diaphragm descends and rib cage rises
B. Ciliated mucous lining in the nose
C. Inspiratory reserve volume
D. Increase of carbon dioxide
A. View and diagnose
B. Vital capacity
C. Lung volume
D. Tidal volume
E. Lung capacity
A. Warming, moistening, and filtering the air.
B. Feel like a soft sponge
C. The diaphragm and rib muscles contract.
D. Exchanged during normal breathing
A. The infection has stimulated increased lacrimal fluid secretion by the lacrimal glands
B. The infection has caused inflammation of the nasolacrimal ducts
C. The paranasal sinuses are blocked with excess mucus
D. All of the listed responses are correct.
A. An osteochondroma
B. Secondary bone cancer
C. Primary bone cancer
D. A myeloma.
A. Valgus
B. Varus
C. Eversion
D. Flexion
A. Residual volume
B. Tidal volume.
C. Inspiratory reserve volume.
D. Vital capacity.
A. 10
B. 20
C. 30
D. 50
E. 75
A. In the conducting zone structures of the lungs
B. Due to insufficient exocytosis in the type II alveolar cells
C. To permit adequate surface tension in the alveoli
D. Because the presence of collapsed alveoli prevents surfactant production
A. Reverse a vasectomy
B. Prevent pregnacy
C. Remove the prostate gland
D. All of this
A. Have spent time as an apprentice to a more experienced midwife
B. Second stage (delievery)
C. The baby will prefer carrot juice.
D. Has completed labor and is ready to deliver the baby
A. Sit-ups do not burn enough calories to reduce fat
B. Anaerobic exercises do not utilize fats
C. Sit-ups are difficult to perform regularly enough to reduce belly fat
D. Dieting is the only way to reduce belly fat
A. Thalamic control
B. Voluntary cortical control
C. Stretch receptors in the alveoli
D. Composition of alveolar gas
A. Humidifying the air before it enters
B. Protecting the surface of alveoli from dehydration and other environmental variations
C. Warming the air before it enters
D. Interfering with the cohesiveness of water molecules, thereby reducing the surface tension of alveolar fluid
A. The visceral pleurae and the changing volume of the lungs
B. The smooth muscles of the lung
C. The diaphragm and the intercostal muscles alone
D. Surface tension from pleural fluid and negative pressure in the pleural cavity
A. The alveoli would collapse
B. The surface tension of the liquid in the alveoli would be less and the alveoli would collapse
C. The surface tension of the liquid in the alveoli would be greater and the alveoli would collapse
D. The surface tension of the liquid in the alveoli would be greater
E. The surface tension of the liquid in the alveoli would be less
A. RV
B. Acute asthma attack plus inhaler
C. Moderate exercise
D. None of these
A. Anatomical dead space
B. As the diaphragm contracts
C. The partial pressure differences
D. The partial pressure differences