The layers of the skin Fat Muscle Any time the soft tissues are damaged or torn the body is threatened.
Closed Wounds: When blood and fluids seep into surrounding tissues causing the area to swell and change color. Bruises (most do not require medical attention) Blunt force trauma There is internal bleeding (simple to severe) Care: Apply direct pressure to the area Applying cold is effective in the early stages.
Open Wounds: Break in the skin. The amount of bleeding depends upon the location and severity. 4 main types ▪ Abraision ▪ Laceration ▪ Avulsion ▪ Puncture Care: Compress and Dress
Abrasion: Something rough rubbing against the skin causing the skin to break and capillaries to be broken. Laceration: Cut to the skin caused by a sharp object or a blunt force splits the skin. Avulsions: a portion of the skin and sometimes other soft tissue is partially or completely torn away. (all torn is an amputation) Puncture: a pointed object piercing the skin usually they do not bleed.
Signals: swelling, redness, pus, fever, ill feeling, warm area, throbbing, red streaks toward the heart. Tetanus: a severe infection, a disease caused by bacteria that produces a powerful poison in the body.
Uncontrolled Bleeding Bleeding from an artery Wounds that show muscle or bone Deeply imbedded objects Human or animal bites If left unstitched could leave conspicuous scars
Occlusive Dressing A bandage that closes the wound or damaged area and prevents it from being exposed to the air. Plastic wrap Bandages All are pressure Adhesive bandages Bandage compress Roller bandages Elastic roller bandages
A tight band placed around an arm or leg to constrict blood vessels in order to stop blood flow to a wound.
Superficial involves the top layer of skin skin is red and dry – painful heals in about a week Partial Thickness Involves the top layers of skin Red, painful – blisters may weep clear fluid May scar heals in about 3 – 4 weeks Full Thickness May destroy all layers of skin May be painful or painless – charred skin Scarring likely – healing may require med. assistance
Severed Body Parts Embedded Objects Nose, Mouth, Lip Injuries Tooth Injuries
Injuries to the Chest Can be open or closed Abdominal Injuries Can be open or closed