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WorksheetsWEMS BLS Rounds March 2024
Total questions: 15
Worksheet time: 8mins
During the assessment of a patient with shortness of breath, which sound indicates a potential obstruction in the upper airway?
Wheezing
Stridor
Crackles
Rhochi
What is the primary mechanism of action for Beta-2 agonists used in the treatment of asthma?
Anti-inflammatory effect
Mucolytic effect
Bronchodilation
Immunosuppression
Which of the following best describes the pathophysiology of asthma?
Progressive destruction of alveoli leading to decreased gas exchange
Inflammation and narrowing of the airways leading to increased resistance to airflow
Accumulation of fluid in the alveoli leading to reduced lung compliance
Thickening of the alveolar walls leading to reduced lung compliance
Which of the following conditions is associated with a "barrel chest" appearance due to hyperinflation of the lungs?
Chronic bronchitis
Pulmonary fibrosis
Asthma
Bronchiolitis
In the management of a patient with a tension pneumothorax, what is the immediate treatment priority?
Administration of high-flow O2
IV Fluid Resuscitation
Non-invasive mechanical ventilation
Needle decompression
Which part of the respiratory system is responsible for the exchange of gases (oxygen and carbon dioxide) with the blood?
Trachea
Bronchi
Alveoli
Larynx
What is a common cause of shortness of breath in patients with chronic heart failure?
Pulmonary embolism
Pneumothorax
Pulmonary edema
Asthma
Which condition is characterized by a sudden blockage of a pulmonary artery by a blood clot?
Asthma
Pulmonary embolism
COPD
Pneumonia
In the context of respiratory physiology, what does the term "ventilation-perfusion mismatch" refer to?
An imbalance between the amount of air getting into the alveoli and blood flow in the pulmonary capillaries
The inability of the respiratory system to expel carbon dioxide effectively
A condition where the airways are obstructed, leading to reduced airflow
The overproduction of mucus in the bronchial tubes
Which of the following is a key feature of COPD?
Reversible airflow limitation
Irreversible damage to the airways and alveoli
Decreased mucus production
Lower extremity edema
Which treatment is most appropriate for a patient with carbon monoxide poisoning?
NIMV
Non-breather
IV Fluids
Beta-2 agonists
Which of the following is NOT a relative contraindication to the initiation of NIMV?
Recent facial surgery
Age 17
Actively vomiting
Blood pressure 89/50
What is the main difference between CPAP and BiPAP
CPAP improves both oxygenation and ventilation
BiPAP improves ventilation only
BiPAP improves oxygenation only
CPAP improves oxygenation only
What is the primary reason for avoiding NIMV in patient with a high risk of aspiration?
NIV can increase the risk of pneumothorax
NIV can lead to discomfort and anxiety
NIV can exacerbate the aspiration risk
NIV is less effective in these patients
A 58-year-old patient with congestive heart failure is experiencing worsening dyspnea. Which physical exam finding is most indicative of CHF exacerbation?
Unilateral wheezing
Jugular venous distention
Localized crackles in the left lower lobe
Unilateral lower extremity edema
