AEMCA Practice Exam

What mechanism of injury is primarily involved in injuries from falls?

1. Deceleration

2. Compression

3. Both deceleration and compression

4. Acceleration

The correct answer is: Both deceleration and compression

Injuries from falls primarily involve both deceleration and compression as mechanisms of injury. When a person falls, there is a rapid deceleration of the body as it halts upon impact with the ground or another surface. This sudden stop can lead to various types of injuries, particularly impacting the head, spine, and extremities. The forces generated during this deceleration can cause strains, fractures, or concussions, depending on the nature and angle of the fall. Additionally, compression plays a significant role in injury types associated with falls. As the body impacts the surface, tissues and organs can be compressed, leading to bruising, fractures (especially in areas like the pelvis or vertebrae), and damage to internal structures. Compression injuries can vary significantly depending on how the body lands and the surface involved. By understanding that both deceleration and compression collaboratively contribute to the pattern and severity of injuries from falls, it becomes clear why the combined mechanisms are important to recognize in assessing fall-related injuries. This perspective helps medical professionals determine appropriate responses and care strategies for individuals who have sustained injuries from such incidents.