While Viewing the Chest X-Ray of an 18-Month-Old Boy, a Therapist

question 4

Multiple Choice

While viewing the chest X-ray of an 18-month-old boy, a therapist notices that the trachea is truncated and that the right lung is collapsed. Which of the following situations or conditions may have caused this situation?

• A) An elevated right hemidiaphragm
• B) A mucous plug in the right mainstem bronchus
• C) A mass compressing the trachea
• D) A right-sided pneumothorax

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Definitions:

Serratus Anterior

A muscle on the side of the chest that assists in moving the shoulder blade.

Subclavius

A small muscle located under the clavicle, which plays a role in stabilizing the clavicle during arm and shoulder movements.

Rotator Cuff

A group of muscles and tendons surrounding the shoulder joint, maintaining its stability and allowing a wide range of arm movements.

Infraspinatus

The infraspinatus is a muscle on the back of the shoulder blade that is involved in the rotation and stabilization of the shoulder joint.