Forensic Aspects of Trauma Flashcards
what’s the definition of an injury
a physical harm or damage to someone body caused by an accident or attack
what does the mechanism of injury depend on
force
size of object
mass of object
area of what it is applied
what can excessive mechanical force cause
compression
traction
torsion
shearing
knife vs cricket bat
all the energy is being forced into the point of a knife whereas it is dispersed in a cricket bat so less damage e
what does the result of damage depend on
type of mechanical object
nature of target tissue
what is the classification o injury
method of causation
manner of causation
nature or injury
what is the appearance of method of causation
abrasion/graze contusion-bruise laceration-split of the skin burn gunshot
what are examples of patterned brusies
tramline bruises
finger tip bruising
buckle marks
what are factors affecting prominence
skin pigmentation depth and length fat- more fat then more prominent age-children and elderly resilient areas-bum coagulative disordera
what is a sharp wound injury
injury caused by a sharp cutting edge
incised wounds-superfifical
stab wounds- deep
what is a blunt force injury
brusie
laceration
abrasion
what are defensive type injuryies
on arms- victim lifting hands for protection passive
active- victim tried to grab knife causing sliced hand
what are self inflicted injuries
commonly sharp force
multiple of them
usually wrist, throat, abdomen
what do the consequences of injury depend on
type of mechanical insult
nature of target tissue
force involved
number of impacts
what type of head injuries can you get
subarachnoid
subdural
extradural
