Injury Classification Unit Homework

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Injury Classifications:

On a separate sheet of paper, please respond to the following questions as they are assigned.

 

Basic Terms:

  1. How would you define Mechanism of Injury?

 

  1. What is a direct injury? Can you describe a situation in which a direct injury occurs?

 

  1. What is an indirect injury? Can you give an example of an indirect injury?

 

Skin Injuries:

  1. Definitions of injuries to the skin:

 

abrasion-

 

avulsion-

 

blister-

 

bruise (contusion)-

 

incision-

 

laceration-

 

puncture-

 

 

  1. Can you describe a situation in which each of the skin injuries in question 4 could occur? Choose a different situation for each.

 

 

 

 

 

 

 

Muscle/Soft Tissue Injuries:

  1. What is the function of a tendon? What tissue(s) does it connect?

 

 

  1. Define the following possible muscle injuries:

 

contusion-

 

hematoma-

 

strain- (both muscle and tendon)

 

cramps/spasms-

 

acute-onset muscle soreness-

 

delayed-onset muscle soreness-

 

myositis/fascitis-

 

tendinitis-

 

bursitis-

 

myositis ossificans-

 

atrophy-

 

contracture-

 

  1. What are the differences between a first, second, and third degree muscle/tendon strain?

 

  1. Can being dehydrated cause muscle cramps? Why or why not?

 

  1. Describe a situation in which acute-onset muscle soreness may occur?

 

  1. What is a concentric muscle contraction?

 

  1. What is an eccentric muscle contraction?

 

  1. What is the difference between an acute injury and a chronic injury?

 

  1. What is fascia? Can it become injured?

 

Bone and Joint Injuries:

  1. What is crepitis?

 

  1. What is a joint? What structures does a joint consist of?

 

  1. What are ligaments? Where are they located and what do they connect?

 

  1. What is a sprain? What are the differences between first, second, and third degree sprains?

 

  1. What is acute synovitis? Can you describe a situation in which acute synovitis can occur?

 

  1. What is the difference between a subluxation and a dislocation? Do they cause similar injuries? How would you identify if an athlete suffered a subluxation or dislocation?

 

  1. What other injuries can be associated with a subluxation or dislocation?

 

  1. What is arthritis? How does it occur?

 

  1. What is osteoporosis? In which types of people would you see osteoporosis?

 

  1. What is the difference between a closed fracture and an open fracture? Are there any other names to describe these types of fractures?

 

  1. How is a transverse fracture caused?

 

  1. What is torsion? Can it cause injury?

 

  1. How is an oblique fracture caused?

 

  1. What does a comminuted fracture look like? Do you think comminuted fractures are more difficult to heal? Why or why not?

 

  1. What is periosititis? What is another name for it?

 

  1. In which population would a greenstick fracture most likely occur?

 

  1. Why are serrated fractures especially dangerous?

 

  1. What is an avulsion fracture? How is it caused?

 

  1. Where do blow-out fractures occur?

 

  1. What is a stress fracture? What predisposes a person to suffer a stress fracture? Are they easily and quickly diagnosed by doctors?

 

  1. What is an apophyseal injury? In what population do we see apophyseal injuries?
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Injury Classification Unit Homework