If an Infant Begins Projectile Vomiting in the Second to Fourth

question 22

Multiple Choice

If an infant begins projectile vomiting in the second to fourth week after birth, a primary care provider might suspect:

• A) Pyloric stenosis.
• B) Cardiac stenosis.
• C) Hirschsprung disease.
• D) Cystic fibrosis.

---

Definitions:

Variable Cost

Costs that change in proportion with the level of output or activity, such as raw materials and labor costs.

Scenario Analysis

A process of examining and evaluating possible events or scenarios that could affect the outcome of a decision or a projection.

Operating Leverage

A measure of how revenue growth translates into growth in operating income, showing the proportion of fixed to variable costs.