Nurse Key

During the pseudoglandular period, there is a differentiation of the primitive airway epithelium (Post & Copland, 2002). At the time of branching, the bronchi are enveloped in the mesenchyme that…

The pediatric airway has many unique features that differ depending on the age of the child (Table 6.1). The larynx is significantly higher in infants and in children. The inferior…

leukotriene C4 > leukotriene E4. Cys-leukotriene 1 receptors are expressed in airway smooth muscle, tissue macrophages, monocytes, and eosinophils, and cys-leukotriene 2 receptors are found in airway macrophages and smooth…

When the level of airway obstruction is at the lower airway, chest X-ray findings may include hyperinflation, atelectasis, pneumonia, and mediastinal shift. Hyperinflation occurs when there is a “ball-valve” mechanism…

Inspection During the inspection component of the examination, the child should be sitting, if possible. Keep in mind that a younger child may be more comfortable sitting on the parent’s…

a Assign severity based on the most severe category in which any feature occurs. b Based on recall over a 2- to 4-week period. c Risk factors: either one of…