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:

Proto-oncogenes

Normal genes that can become oncogenes if mutated or expressed at high levels, potentially leading to cancer.

Tumor Suppressor Genes

Genes that help regulate cell growth and division, and can prevent the development of tumors by repairing DNA, promoting cell death, or ensuring cells do not proliferate uncontrollably.

Apoptosis Initiator

A molecule or signaling pathway that triggers the process of programmed cell death, crucial for development and maintaining homeostasis.

Apoptosis

A form of programmed cell death that occurs in multicellular organisms, helping to eliminate cells that are no longer needed or are harmful.