1. Bleeding: escape of blood from arteries, veins and capillaries
BLEEDING WOUNDS
Bleeding: escape of blood from arteries, veins and capillaries

2. Hemorrhage Large amt. of blood loss in a short period of time,
Internal: no outside blood loss
escape into your body cavity, causes by blunt force, sharp injury or fx bone
S/S: discolored skin, bruising, soft tissue becomes hard, swollen
Anxiety, restlessness, weak rapid pulse

3. Turns to shock
Pale bluish skin, N/V, excessive thirst decline level of consciousness

4. Treatment internal injuries
Depends on area
Arm, leg such as a bruise, ICE
Emergency care such as abdominal injuries: NO FURTHER HARM
No fluids to drink
Monitor ABC
Victim in comfortable position
Maintain body temp.

5. Function of blood Transport O2, nutrients, remove waste
Protect against disease
Maintain body temp.

6. Components of blood Blood volume ½ plasma fluid portion
WBC fight infection
RBC transport O2 p/u waste Co2
Platelets, clotting factor (10min.)

7. Types of Vessels Arteries, non clotting carries O2 away from heart
Veins, clotting factor transport blood to heart
Capillaries, exchange of arteries and veins

8. External injuries Control bleeding, prevent infections, and pain
1. Direct pressure
2. Pressure bandage
3. Elevation
4. Bleeding continues, apply more pads, treat for shock

9. Wound types Amputation or Avulsion Impaled object
Open wound- chest or abdominal area
Minor wounds: abrasion, laceration, puncture, incision
Bruise
Open fracture