JBL Trauma Practice Test 2026 - Free Trauma Practice Questions and Study Guide

The liver is the organ most likely to cause hemorrhagic shock if it is injured due to its extensive blood supply and location within the abdominal cavity. The liver is one of the largest organs in the body and receives blood from both the hepatic artery and the portal vein. Because of this dual blood supply, injuries to the liver can lead to substantial blood loss, which can quickly result in hemorrhagic shock.

In cases of blunt or penetrating trauma, liver lacerations or ruptures can sever blood vessels, leading to rapid blood loss into the abdominal cavity. This significant blood loss can overwhelm the body’s compensatory mechanisms, resulting in decreased blood volume, inadequate perfusion of vital organs, and ultimately shock.

Other organs, while they can also lead to bleeding when injured, typically do not have the same volume of blood flow as the liver. The kidneys do have a rich blood supply, but their injury may lead to less immediate and less significant hemorrhage compared to the liver. The stomach, while vital for digestion, doesn't have the same direct impact on overall blood volume. The bladder can bleed when injured, but it is less likely to cause lethal hemorrhagic shock compared to hemorrhaging from the liver, due to its smaller vascular capacity and