Kinetics of Trauma
What is kinetic energy?
Energy contained in a moving body.
True or False: A high index of suspicion is a death of another occupant of the vehicle.
True
What is trajectory?
The path or motion of a projectile during its travel.
A severe fall for an adult is considered as...
> 20 feet
What is the platinum 10 minutes?
The time on scene to assess and manage immediate life threats.
What is one of the most important factors in kinetic energy?
Velocity (speed)
You will likely find injuries to what body parts in a frontal impact?
Abdomen, chest, face, head, and neck.
The amount of damage that results in penetrating injuries depends upon the amount of _______ ______ and the ____ __ ___ ____.
Kinetic energy and the area of the body.
A severe fall for a child is considered as...
> 10 feet or 2-3 times the hight of the child
What level trauma center is UPMC Hamot?
Level II
There are at least how many impacts in every vehicle collision?
3
You will likely find injuries to what body parts in a rear-end impact?
Head and neck.
What is an example of a low velocity penetrating injury?
Knife or similar object, typically defensive wounds.
Where do you typically see injuries in a head-first fall?
Head, neck, arms, shoulders, chest, lower spine, and pelvic injuries.
True or False: One or more proximal long bone fracture(s) are an indication for on scene time of 10 minutes or less
False... TWO or more
What are the three impacts in a vehicle collision?
Vehicle, body, and organ.
You will likely find injuries to what body parts in a lateral impact?
Head, neck, chest, abdomen, pelvis, and extremities.
The process of a bullet traveling through a body part that produces a temporary indentation around the bullets actual path is known as...
Cavitation
Where do you typically see injuries in a feet first fall?
Heels and all the way up to the pelvis or spine if landing flat-footed.
Approximately __% of trauma patients have a simple or single injury that involves only one body system.
90%
Shearing or tearing forces that are placed on the organs and tissues in the mechanism of injury called...
Acceleration-deceleration
What are two factors that injuries depend on with vehicle-pedestrian collisions?
Vehicle speed, what part of the body is hit, how far the pedestrian was thrown, the surface the pedestrian landed on, or the body part that first struck the ground.
Does a high velocity/high energy or high velocity/medium energy injury cause a large area of tissue destruction?
High velocity/high energy -- causes shattered bone and appears as an "exploded" limb
How high of a fall will result in injured internal organs?
> 20 feet
What are the secondary phase of blast injuries?
Flying debris that causes lacerations, impaled objects, fractures, and burns.