BLAST, BLUNT and Penetrating Injuries

Question 1

What law states every object will remain at rest or in uniform motion unless compelled to change by the action of an external force? We know it more commonly as Inertia.

Answer 1

Newton’s First Law

Question 2

What does F=ma mean?

Answer 2

Force= Mass x acceleration/deceleration

Question 3

What are the four Forms of energy that can take?

Answer 3

1. Mechanical
2. Thermal
3. Electrical
4. Chemical

Question 4

Who was the first person who proposed that kinetic energy possessed by the bullet was dissipated in four ways, heat, moving tissue radially outward, and primary path by direct crush tissue?

Answer 4

Theodore Kocher

Question 5

What is an example of a low energy level of projectiles?

Answer 5

Knives, Needles Ice picks

Question 6

What is an example of a Medium energy level of projectiles?

Answer 6

.357 Magnum. 9MM, .45 MM

Question 7

What is an example of a High energy level of projectiles?

Answer 7

.44 Magnum, .50 AE

Question 8

What are the four Categories?

Answer 8

1. Primary- Blastwave, perforated tympanic
2. Secondary- Flying Debris/fragments
3. Tertiary- Body Displacement
4. Quaternary- BURNS