ATLS - Advanced Trauma Life Support Shock Assessment and Management Questions and Answers

Question 1

A 30-year-old male is brought to the trauma bay after a high-speed motor vehicle collision.
His vital signs are: HR 130 bpm, BP 90/60 mmHg, RR 35 breaths/min.
He is anxious and confused.
His skin is cool and clammy.
Based on the ATLS classification of hemorrhagic shock, what is the estimated percentage of blood volume loss?

Accepted Answer

30-40% (Class III)

Answer

Up to 15% (Class I)

Answer

15-30% (Class II)

Answer

>40% (Class IV)

Question 2

A trauma patient presents with hypotension, jugular venous distention, and diminished breath sounds on the left side. Which of the following is the most appropriate immediate intervention according to ATLS guidelines?

Accepted Answer

Needle decompression of the left chest

Answer

Infusion of 2 liters of crystalloid solution

Answer

Application of a pelvic binder

Answer

Insertion of a chest tube in the 5th intercostal space

Question 3

A 45-year-old female sustains a severe pelvic fracture. She is hypotensive despite receiving an initial 1-liter bolus of crystalloid. According to ATLS principles, which of the following is the most critical next step in management?

Accepted Answer

Initiating transfusion of packed red blood cells and blood products

Answer

Administering vasopressors to increase blood pressure

Answer

Obtaining a CT scan to fully delineate the fracture pattern

Answer

Giving a second 2-liter bolus of crystalloid solution

Question 4

A 22-year-old patient has a suspected cervical spine injury after a diving accident. He is hypotensive (BP 80/40 mmHg) with a heart rate of 50 bpm. His skin is warm and dry. What type of shock is most likely present?

Accepted Answer

Neurogenic Shock

Answer

Cardiogenic Shock

Answer

Hypovolemic Shock

Answer

Septic Shock

Question 5

Which of the following is the primary goal of 'permissive hypotension' or 'hypotensive resuscitation' in the initial management of a trauma patient with uncontrolled hemorrhage?

Accepted Answer

To limit disruption of newly formed clots and avoid re-bleeding.

Answer

To rapidly normalize systolic blood pressure to >120 mmHg.

Answer

To minimize crystalloid administration to prevent hemodilution.

Answer

To preferentially perfuse the kidneys and maintain urine output.

Question 6

According to the 10th edition of ATLS, what is the recommended initial fluid bolus for an adult trauma patient in hemorrhagic shock?

Accepted Answer

1 liter of warmed isotonic crystalloid

Answer

500 mL of hypertonic saline

Answer

2 liters of 5% Dextrose solution

Answer

2 units of O-negative packed red blood cells