OEC Exam Study Guide 2025: Outdoor Emergency Care Practice Questions & Test Bank

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A patient has sustained an injury to his mediastinum. Based on the

anatomy of his chest, which of the following structures may have

been injured? .....ANSWER..... The Esophagus

An OEC candidate asks you to explain a pneumothorax. Your

response should be that it occurs when: .....ANSWER..... air

accumulates between the inner chest wall and the outside of the

lung, causing the lung to collapse.

When assessing a patient, which of the following signs or

symptoms is most indicative that the patient is suffering from a

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pneumothorax? .....ANSWER..... Decreased breath sounds in the

right lung

Which of the following phrases best describes a flail segment?

.....ANSWER..... Two or more adjacent ribs that have been broken

in two or more places.

Your patient was involved in a serious motor vehicle collision.

Which of the following assessment findings best helps to

determine that the patient has a flail segment? .....ANSWER.....

Paradoxical chest wall movement

You are managing a patient with a large flail segment in the

right lateral chest. The immediate threat to this patient's life is:

.....ANSWER..... hypoxia.

A patient with blunt chest trauma has paradoxical chest

movement. She is conscious and confused and is breathing

rapidly and shallowly. After manually stabilizing the flail section

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of the chest wall, you should: .....ANSWER..... administer oxygen

through a nonrebreather facemask.

You are assisting at an accident scene and are asked to apply a

dressing over a sucking chest wound on the patient's left anterior

chest wall. Which of the following items would you use?

.....ANSWER..... Vaseline gauze

You have placed an occlusive dressing on a puncture wound on

the right side of the chest of a 33-year-old woman. During your

ongoing assessment your primary concern is monitoring the injury

for: .....ANSWER..... tension pneumothorax.

An OEC candidate indicates that she understands the difference

between a pneumothorax and a tension pneumothorax when she

makes which of the following statements? .....ANSWER..... "A

tension pneumothorax can cause cardiac output to decrease; a

pneumothorax does not."

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You suspect that a trauma patient is suffering from a hemothorax

to the left lung. Which of the following assessment findings would

reinforce your suspicion? .....ANSWER..... Respiratory distress and

the signs and symptoms of shock

You are listening to two patrollers discuss the accident to which

they just responded. Which of the following injuries would lead

you to believe that one of the patients had suffered from

traumatic asphyxia? .....ANSWER..... Bluish discoloration of the

neck and face

The thorax is enclosed by the: .....ANSWER..... ribs, sternum,

thoracic spine, and diaphragm.

The heart and lungs are located in the: .....ANSWER..... thoracic

cavity.

The diaphragm separates the: .....ANSWER..... thoracic cavity

from the abdominal cavity.