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Online Pretest for Chapter 21 - Kinematics of Trauma
1:
The energy of a moving object is referred to as:
A:
kinetic energy.
B:
potential energy.
C:
molecular energy.
D:
thermal energy.
2:
The following are types of motor vehicle crashes, EXCEPT:
A:
frontal.
B:
rotational.
C:
lateral.
D:
twisting.
3:
Potential energy, work, and _________ are three concepts of energy associated with injury.
A:
distance
B:
force
C:
kinetic energy
D:
mechanical energy
4:
The second collision of a frontal impact involves:
A:
the car hitting another car or object.
B:
the passenger hitting the interior of the car.
C:
the internal organs hitting the solid structures of the body.
D:
the contents of the interior hitting the patient.
5:
In frontal collisions, the part of the body that most commonly strikes the dashboard is the patient's:
A:
head.
B:
knee.
C:
chest.
D:
arm.
6:
The most common life-threatening event in a rollover collision is:
A:
injection.
B:
ejection.
C:
whiplash.
D:
sudden deceleration.
7:
A fall is considered significant if it is from a height greater than:
A:
two times the height of the patient.
B:
three times the height of the patient.
C:
five times the height of the patient.
D:
ten times the height of the patient.
8:
In assessing a patient who is suffering from penetrating trauma such as a gunshot wound, it is important to check for:
A:
an exit wound.
B:
a secondary collision.
C:
cavitation.
D:
low-impact injuries.
9:
When caring for a patient from high-energy penetrating trauma, the EMT should remember that:
A:
internal damage is relative to the entrance wound.
B:
if the wound is not near the heart, the heart will not be injured.
C:
the internal damage area can be many times larger than the entrance wound.
D:
all of the above
10:
A starred windshield can be indicative of:
A:
head injury.
B:
neck injury.
C:
heart damage.
D:
both A and B
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