Nokea
Acute laryngotracheobronchitis in children:
- A. Needs to be treated by broad-spectrum antibiotics
- B. Humidified oxygen by tent needs to be administered in infancy
- C. Dexamethasone is known to shorten the duration of illness
- D. Adrenaline by nebuliser is absolutely contraindicated
Correct Answer: C
Rationale: Dexamethasone, a corticosteroid, is known to reduce inflammation and shorten the duration of illness in acute laryngotracheobronchitis (croup).
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Regarding cough receptors:
- A. There is increased sensitivity in viral infections
- B. ~2-agonists decrease the sensitivity of cough receptors
- C. Exercise can stimulate the cough receptors in asthmatics
- D. They are predominantly seen in the large airways
Correct Answer: A
Rationale: Cough receptor sensitivity increases during viral infections, leading to heightened cough reflex.
A grade II vibratory, mid-systolic murmur at the mid sternal border in a 4-year-old child that is louder when the child is supine is most likely which type of murmur?
- A. Pathologic murmur
- B. Pulmonary flow murmur
- C. Still's murmur
- D. Venous hum
Correct Answer: C
Rationale: A Still's murmur is characterized by a vibratory or musical low-grade sound, along the sternal border, which is louder when the child is supine or during inspiration.
The most common cause for testicular pain in boys in 2-10 years of age is
- A. Testicular torsion
- B. Torsion of appendix testis
- C. Epididymitis
- D. Congenital varicocele
Correct Answer: B
Rationale: Torsion of the appendix testis is the most common cause of testicular pain in boys aged 2-10 years, as it involves the twisting of a small vestigial remnant.
Displacement of apex to anterior axillary line
- A. TOF
- B. Truncus arteriosus
- C. Hypoplastic left heart syndrome
- D. TAPVD
Correct Answer: B
Rationale: Truncus arteriosus typically shows displacement of the apex to the anterior axillary line.
During preoperative teaching for a male client scheduled for repair of an inguinal hernia, the client tells the nurse that he has had several surgeries and understands the need to perform coughing and deep breathing exercises after surgery. How should the nurse respond?
- A. Ask for a demonstration of these exercises
- B. Explain that coughing should be avoided
- C. Review the client’s previous surgical history
- D. Document the client's understanding of teaching
Correct Answer: A
Rationale: Asking for a demonstration ensures that the client understands the proper technique for coughing and deep breathing exercises.