Kinematics Flashcards
Which act established guidelines, funding, and state level leadership and support for the development of trauma systems?
Trauma care systems planning and development act of 1990
What are the three phases of trauma care?
Preincident, incident, postincident
What is included in the pre incident phase of trauma care?
Public education
What is a level 1 trauma system known as?
Regional trauma center
Level 2 trauma centers are known as?
Area trauma centers
Which level trauma center is most commonly associated with a medical teaching institution?
Level 1
What is the purpose of a level 2 trauma center?
To treat the most common trauma emergencies but only stabilize the most serious and transport specialty cases to the regional trauma center
What level trauma center is referred to as community trauma centers?
Level III
What is the goal for a level III trauma center?
Stabilize and transport to higher level center
What is Newton’s first law?
Body at rest stays at rest, body in motion stays in motion unless acted upon by outside force
What is Newton’s second law?
Force energy equals half the mass times velocity squared
_____ kills more than ____.
Speed
Weight
What does more damage? A buss at 40MPH or a sports car at 90MPH?
Sports car
______ is defined as energy change.
Kinematics
Velocity is ____.
Speed
What is the term for the first hour after a insult to the body which results in the best outcome if definitive care is delivered?
Golden hour
EMS is assigned _____ minutes on scene.
10
What is the first phase of a crash?
Car metal hits tree
What is the second phase of a crash?
Skeletal system hits car metal
What is the third phase of the crash?
Organs hit skeletal
What is the 4th phase of the crash?
Person gets struck by items in car not secured
How many phases are present during a fall?
2
What are the two types of trauma?
Penetrating and blunt
What is the most common form of trauma?
Blunt
What type of collision leads to organ shearing?
Frontal collision
What type of collision is the cause for whiplash?
Read
What type of collision is the most fatal?
Lateral
What type of collision is the most fatal if ejected or not restrained?
Rollover
The ___ the vehicle, the more likely severe injuries will result.
Smaller
Which pathway of frontal collisions result in more head and chest trauma?
Up and over
Which pathway of a frontal collision results in a higher mortality rate?
Up and over
If a person is within ____ inches of an airbag result is fatal.
10
Kids in a pedestrian injury are likely to go which direction?
Down and under
What must be considered on all falls?
What part hit first, how hard was the surface they landed on, and how high
What occurs in the first wave of a blast?
Pressure/shock wave
What occurs in the second wave of a blast?
Flying objects
What occurs in the third phase of a blast?
Victim is thrown from blast
The greater the ___, the more direct path and allows for better accuracy.
Velocity
Which type of gun results in more local damage to where the bullet traveled?
Handguns
____ is tolerated better by fluid and air filled spaces than solid organs.
Cavitation
What happens when mushrooming bullets?
Bullet hits tissue and the tip of the bullet slows and the butt is traveling faster
___ a bullet will flatten the bullet and make more surface area resulting in more damage
Mushrooming
Which act resulted from the first studies of trauma and paved the foundation for modern EMS?
Highway safety act of 1966
Which, an exit or entrance wound, reflect the potential energy better?
Exit wounds
What is the problem when a bullet yaws or tumbled in the air?
Accuracy decreases along with distance
__ velocity weapons limit injury to areas in which the object comes directly into contact with.
Low
What are examples of medium velocity weapons?
Handguns and small rifles
What are examples of high velocity weapons?
Hunting rifles
What is the law of inertia?
Newton’s first law
Newton’s first law explains?
What happens during blunt trauma
Newton’s second law explains?
The forces at work during a collision
Which type of trauma is the most common cause of trauma death and disability?
Blunt
What is inertia?
Tendency of an object to remain at rest or remain in external force
What is kinetic energy?
The energy of an object in motion
