You Are Responding to a Call for a 4-Year-Old Child

question 9

Multiple Choice

You are responding to a call for a 4-year-old child hit by a car. When assessing this child, which of the following injury patterns would you recognize as typical based on the child's age and mechanism of injury?

• A) Deformed femurs, bruises to the chest and abdomen
• B) Left arm and leg deformity, head injury
• C) Bilateral ankle deformity, contusions to the back
• D) Head injury with deformity to both upper arms

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Definitions:

Stereochemistry

The study of the three-dimensional arrangement of atoms in molecules and the effect of this arrangement on chemical reactions and properties.

Methyl Substituents

Groups of atoms, specifically a carbon atom bonded to three hydrogen atoms (-CH3), attached to various molecules, impacting their physical and chemical properties.

Cellulose

A polysaccharide consisting of a linear chain of several hundred to many thousands of β(1→4) linked D-glucose units, a primary structural component of plant cell walls.

Step-Growth Polymer

A type of polymerization where growth occurs through stepwise chemical reactions between monomers, oligomers, and/or polymers.