PHTLS - Prehospital Trauma Life Support Shock and Hemorrhage Control 2

Question 1

What is the definition of shock according to PHTLS?

Accepted Answer

Inadequate tissue perfusion and oxygenation

Answer

Low blood pressure only

Answer

Rapid heart rate with normal blood pressure

Answer

Loss of consciousness after trauma

Question 2

Which class of hemorrhagic shock typically presents with the first measurable drop in systolic blood pressure?

Accepted Answer

Class III

Answer

Class I

Answer

Class II

Answer

Class IV

Question 3

What is the PHTLS-recommended first-line treatment for life-threatening extremity hemorrhage?

Accepted Answer

Tourniquet application

Answer

Elevation of the extremity

Answer

Pressure point compression

Answer

Wound packing with gauze

Question 4

How does PHTLS recommend managing junctional hemorrhage (neck, axilla, groin)?

Accepted Answer

Wound packing with hemostatic gauze and sustained direct pressure

Answer

Tourniquet application at the wound site

Answer

Immediate surgical clamping in the field

Answer

No intervention is possible prehospitally

Question 5

What is the concept of permissive hypotension in trauma resuscitation?

Accepted Answer

Targeting a lower-than-normal blood pressure to prevent disruption of clots while maintaining organ perfusion

Answer

Allowing blood pressure to drop to zero during transport

Answer

Using vasopressors to artificially lower blood pressure

Answer

Withholding all fluids from trauma patients

Question 6

Which physical finding helps differentiate neurogenic shock from hemorrhagic shock?

Accepted Answer

Warm dry skin and bradycardia in neurogenic versus cool clammy skin and tachycardia in hemorrhagic

Answer

Both present identically

Answer

Neurogenic shock always causes unconsciousness

Answer

Hemorrhagic shock never causes tachycardia