Yes a bruse does not break the skin it marks it
contusion
A break in the skin is a wound, an injury or damage, usually restricted to those caused by physical means with disruption of normal continuity of structures. Called also injury and trauma.
contusion
contusion
Closed wound- An injury to underlying tissues without a break in the skin or mucous membrane
Bruise (medical term = ecchymosis)
When a person breaks a bone or has a cut, the cells at the edge of the injury are stimulated to divide rapidly. The new cells that form begin to heal the break or cut. As it heals, the cells stop dividing and growing.
When a person breaks a bone or has a cut, the cells at the edge of the injury are stimulated to divide rapidly. The new cells that form begin to heal the break or cut. As it heals, the cells stop dividing and growing.
You can be describing a number of injuries from a contusion, sprain or strain to even a broken bone. Not all broken bones break the skin.
what simple thing does not break the skin
Compound fractures (now commonly called "open") break the skin, exposing bone and causing additional soft tissue injury and possible infection
it depends on what type of injury it is.
The difference between a wound and an injury is that, when injured the skin is torn while a wound is what is formed after the skin is torn.