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NCLEX-RN · Question #140

A 16-year-old student has a long history of bronchial asthma and has experienced several severe asthmatic attacks during the school year. The school nurse is required to administer 0.2 mL of…

The correct answer is C. Decreased inspiratory difficulty. (A) A side effect of epinephrine is fatal ventricular fibrillation owing to its effects on cardiac (B) Medications used to treat asthma are designed to decrease bronchospasm, not to increase expectorate of secretions. (C) Epinephrine decreased inspiratory difficulty by…

Physiological Integrity: Pharmacological and Parenteral Therapies

Question

A 16-year-old student has a long history of bronchial asthma and has experienced several severe asthmatic attacks during the school year. The school nurse is required to administer 0.2 mL of 1/1000solution of epinephrine SC during an asthma attack. How does the school nurse evaluate the effectiveness of this intervention?

Options

  • AIncreased pulse rate
  • BIncreased expectorate of secretions
  • CDecreased inspiratory difficulty
  • DIncreased respiratory rate

How the community answered

(41 responses)
  • A
    12% (5)
  • B
    7% (3)
  • C
    78% (32)
  • D
    2% (1)

Explanation

(A) A side effect of epinephrine is fatal ventricular fibrillation owing to its effects on cardiac (B) Medications used to treat asthma are designed to decrease bronchospasm, not to increase expectorate of secretions. (C) Epinephrine decreased inspiratory difficulty by stimulating -, 1, and 2-receptors causing sympathomimetic stimulation (e.g., bronchodilation). (D) The person with asthma fights to inspire sufficient air thus increasing respiratory rate.

Topics

#epinephrine#asthma treatment#bronchodilation#medication effectiveness evaluation

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