Nokea
Accepted maintenance treatment for chronic asthma includes the following:
- A. High-dose inhaled steroids and long-acting bronchodilators
- B. Montelucast
- C. Montelucast and inhaled steroids
- D. Long-acting ~2-agonists alone
Correct Answer: A
Rationale: The correct answer is A because high-dose inhaled steroids and long-acting bronchodilators are the mainstay of chronic asthma management. The other options (b-e) are less commonly used or not first-line.
You may also like to solve these questions
During a well baby examination of a 6-week-old infant, poor weight gain, acrocyanosis of the hands and feet, and a respiratory rate of 60 breaths per minute are noted. Oxygen saturation on room air is 93%. What is the correct action?
- A. Follow-up in 1 week to assess the infant's weight.
- B. Order a chest radiograph and an electrocardiogram.
- C. Reassure the parents that the exam is within normal limits.
- D. Refer the infant to a pediatric cardiologist.
Correct Answer: D
Rationale: Infants with oxygen saturation less than 95% and those with poor feeding should be referred emergently to a cardiologist.
The following statements are true regarding a screening test:
- A. Sensitivity indicates the proportion of true positives
- B. Specificity indicates the proportion of true negatives
- C. Sensitivity is inversely related to specificity
- D. Prevalence affects predictive value
Correct Answer: D
Rationale: Prevalence affects predictive value
An infant who has been in foster care since birth requires a blood transfusion. Who is authorized to give written, informed consent for the procedure?
- A. The foster mother
- B. The social worker who placed the infant in the foster home
- C. The registered nurse caring for the infant
- D. The nurse-manager
Correct Answer: A
Rationale: The foster mother, as the primary caregiver, is typically authorized to provide consent for medical procedures.
An emergency department nurse triages clients who present with chest discomfort. Which client should the nurse plan to assess first?
- A. A 42-year-old female who describes her pain as a dull ache with numbness in her fingers
- B. A 49-year-old male reports moderate pain that is worse on inspiration
- C. A 53-year-old female reports substernal pain that radiates to her abdomen
- D. A 58-year-old male describes his pain as an intense stabbing that spreads across his chest
Correct Answer: D
Rationale: Intense stabbing chest pain that spreads across the chest is highly suggestive of an acute cardiac event, such as a myocardial infarction, and requires immediate assessment.
In the electrocardiogram of a 40-year old male, the QRS amplitude in lead I and aVF measured (+) 10 and (-)10mV respectively. The frontal QRS axis is
- A. (+) 15°
- B. (-) 45°
- C. (-) 75°
- D. (-) 90°
Correct Answer: B
Rationale: The frontal QRS axis is (-) 45° given the QRS amplitudes in leads I and aVF.