PHTLS Shock and Hemorrhage Control 2

Question 1

A trauma patient has a BP of 80/60 mmHg, HR of 128 bpm, and cool, clammy skin. Which class of hemorrhagic shock does this best represent?

Accepted Answer

Class III

Answer

Class I

Answer

Class II

Answer

Class IV

Question 2

Which of the following is the MOST appropriate initial intervention for a suspected pelvic fracture causing hemodynamic instability in the prehospital setting?

Accepted Answer

Apply a pelvic binder or sheet wrap

Answer

Perform external cardiac compression

Answer

Initiate IV fluid bolus of 2L normal saline

Answer

Place the patient in Trendelenburg position

Question 3

When using a windlass tourniquet on a lower extremity, how far proximal to the wound should it be placed?

Accepted Answer

2–3 inches proximal to the wound

Answer

Directly over the wound

Answer

1–2 inches proximal to the wound

Answer

At the groin crease regardless of wound location

Question 4

A patient in hemorrhagic shock has received 1L of blood products en route. On reassessment, BP is 88/60 and HR is 110. This response is best described as:

Accepted Answer

Transient responder

Answer

Nonresponder

Answer

Responder

Answer

Delayed responder

Question 5

Which acid-base disturbance is most commonly seen in severe hemorrhagic shock?

Accepted Answer

Metabolic acidosis

Answer

Metabolic alkalosis

Answer

Respiratory alkalosis

Answer

Respiratory acidosis

Question 6

In the PHTLS model, 'permissive hypotension' targets a systolic BP of approximately how much in penetrating trauma without TBI?

Accepted Answer

80–90 mmHg

Answer

60–70 mmHg

Answer

100–110 mmHg

Answer

120 mmHg

Question 7

Which finding is the EARLIEST clinical indicator of hemorrhagic shock in an otherwise healthy adult?

Accepted Answer

Tachycardia

Answer

Hypotension

Answer

Altered mental status

Answer

Decreased pulse pressure