Cls - Lesson 4: Treating Penetrating Chest Trauma
AR CLS lesson 4 on treating penetrating chest trauma and decompressing a tension pneumothorax.
- 1.A soldier has been stabbed in his chest. The blade entered the chest just above his right nipple, penetrated the chest wall, and was withdrawn. Which of the following is most likely to happen?
- A.
His right lung will begin to collapse.
- B.
His left lung will begin to collapse.
- C.
Both of his lungs will begin to collapse.
- 2.An open chest wound is sometimes called another name. What is the name?
- 3.List three signs or symptoms other than the sound of air passing through the wound that may indicate the casualty has an open chest wound.
- 4.A soldier has been shot. The bullet passed through the left side of his chest (entrance and exit wounds). Which of the following is the preferred method of treatment.
- A.
Apply airtight material over each wound and tape down all four sides of the material for each wound.
- B.
Apply airtight material over each wound, tape down three sides of the material for the wound on the front, and tape down all four sides of the material for the wound on the back.
- C.
Apply airtight material over each wound and tape down three sides of the material for each wound.
- 5.A casualty has a circular puncture wound to his chest about one inch in diameter. You have airtight material in the following sizes. You want to use the smallest material that fits the size criteria. Which piece should you use?
- A.
Square 2 inches by 2 inches.
- B.
Square 4 inches by 4 inches.
- C.
Square 6 inches by 6 inches.
- D.
Square 8 inches by 8 inches.
- E.
Rectangle 8 inches by 12 inches.
- 6.When positioning a casualty with a chest wound, he should lie:
- A.
On his back.
- B.
On his front.
- C.
On his side, wounded side up.
- D.
On his side, wounded side down.
- 7.Tension pneumothorax has developed in a casualty with a chest injury to his right side. The condition could result in:
- A.
Collapse of his right lung.
- B.
Compression of his left lung.
- C.
Compression of the heart and blood vessels.
- D.
Responses a and b above.
- E.
Responses a, b, and c above.
- 8.A casualty with an open chest wound is showing initial signs of tension pneumothorax. You should:
- A.
Raise a corner of the dressing covering the untaped side of the airtight material (over the flutter valve).
- B.
Insert a large bore needle to decompress the plural sac.
- C.
Begin cardiopulmonary resuscitation.
- 9.Which of the following is a sign or symptom of tension pneumothorax? (More than one response may be correct.)
- A.
Skin becomes warmer and dry.
- B.
Nail beds of fingers become bluish.
- C.
You can no longer feel the casualty's pulse at his wrist.
- D.
The veins in the casualty's neck appear to be swollen.
- E.
The casualty is becoming agitated.
- 10.You are going to insert a needle to relieve tension pneumothorax. You should choose an insertion site that is:
- A.
On the top of the chest and on the injured side.
- B.
On the side of the chest and on the injured side.
- C.
On the top of the chest and on the uninjured side.
- D.
On the side of the chest and on the uninjured side.
- E.
In the middle of the chest over the sternum (breastbone).
- 11.The insertion site to relieve tension pneumothorax should be:
- A.
Slightly below the second rib.
- B.
Slightly above the third rib.
- C.
Slightly below the third rib.
- D.
Slightly above the fourth rib.
- E.
Slightly below the fourth rib.
- 12.The insertion site to relieve tension pneumothorax is located along the casualty's mid-clavicular line. What else is located on or near this imaginary line?
- A.
Nipple.
- B.
Dimple.
- C.
Head.
- D.
Cat.
- E.
Flesh-eating horse.
- 13.You are inserting a needle to relieve tension pneumothorax. How can you tell when you have penetrated the chest wall and the tip of the needle is now in the plural space?
- 14.Once you have penetrated the plural space with a large bore needle, you should:
- A.
Tape the needle in place.
- B.
Remove the needle and catheter, then tape airtight material over the injection site.
- C.
Remove the needle, leaving the catheter, and tape the catheter hub to the chest.
- D.
Remove the needle, leaving the catheter, and tape airtight material over the injection site.
- 15.A casualty who has a catheter from a needle chest decompression is being evacuated. How should he be positioned on the litter?
- A.
On his back.
- B.
On his stomach.
- C.
On his injured side (the side with the catheter).
- D.
On his uninjured side (the side without the catheter).
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