A child with a croup is placed in a cool, high-humidity tent connected to room air. The primary purpose of the tent is to:
A. Provide a moist environment with oxygen at 50%
B. Moisten secretions and relieve laryngospasm
C. Prevent insensible water loss
D. Prevent dehydration and reduce fever
Correct Answer: B. Moisten secretions and relieve laryngospasm
Option B: Croup is a group of respiratory illnesses seen in children caused by influenza viruses type 1, 2, and 3 that results in the inflammation of the larynx, trachea, and bronchi. The child with a croup develops breathing problems hence oxygen tents may be used to moisten airway secretions and relieve laryngeal spasms.
Option A: Oxygen concentration is too high.
Options C and D:The mist tent does not prevent dehydration, reduce fever or prevent insensible water loss.