summary abrasion

These flashcards cover concepts related to injury patterns, particularly the indicators of contact injuries and contusions.

What are some characteristics of contact injuries with rough surfaces?

They indicate the exact site of contact, may reveal the direction of force, and often exhibit characteristic patterns.

What happens to the contact area of a wound over time?

It will eventually crust over or scab, meaning it dries and darkens.

How may contact injuries be associated with other injuries?

They may be seen in conjunction with bruises and lacerations due to sufficient force distorting underlying soft tissues.

What is a contusion?

It is the result of leakage of blood from vessels into surrounding tissues due to an injury.

What are characteristic patterns that may be seen with contact injuries?

Patterns such as knurled tool handles and motorcycle drive chains.