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WOUNDSWOUNDS
Abnormal break in the skin or other tissues which allows blood to escape.
Open WoundsOpen Wounds
Closed WoundsClosed Wounds
Types of wounds• Incised WoundIncised Wound( a straight deep cut)( a straight deep cut)
• Lacerated WoundLacerated Wound (a tear in the skin) (a tear in the skin)
• Abrasion or Graze WoundAbrasion or Graze Wound (e.g when someone fall on a (e.g when someone fall on a rough surface)rough surface)
• Contused Wound (Bruise)Contused Wound (Bruise) (e.g when someone knock (e.g when someone knock onto something/got boxed by someone and there is a onto something/got boxed by someone and there is a blood clot)blood clot)
• Punctured WoundPunctured Wound (e.g when someone step onto a nail) (e.g when someone step onto a nail)
• Gunshot woundGunshot wound (when someone get shot by the gun) (when someone get shot by the gun)
BLEEDINGBLEEDING
Clotting of blood.Clotting of blood.
Our body’s mechanism to stop bleedingOur body’s mechanism to stop bleeding
Cut ends of a blood vessel will contract.Cut ends of a blood vessel will contract.
Blood pressure will drop.Blood pressure will drop.
Scar tissueScabClot
White blood cellSkinFibrin
Red blood cellPlatelets
TYPE OF BLEEDINGTYPE OF BLEEDING
Arterial BleedingArterial Bleeding
Venous BleedingVenous Bleeding
Capillary BleedingCapillary Bleeding
TYPE OF BLEEDINGTYPE OF BLEEDING
Bright Red in ColourBright Red in Colour
Spurts from a wound in time with theSpurts from a wound in time with the heartbeat. heartbeat.
Severed main artery may jet bloodSevered main artery may jet blood several feet high. several feet high.
Rapidly reduce the volume of circulatingRapidly reduce the volume of circulating blood. blood.
Arterial BleedingArterial Bleeding
TYPE OF BLEEDINGTYPE OF BLEEDING
Dark Red in ColourDark Red in Colour
Gush profusely.Gush profusely.
Venous BleedingVenous Bleeding
Oozing at the site of all wounds.Oozing at the site of all wounds.
Blood loss is usually slight.Blood loss is usually slight.
Capillary BleedingCapillary Bleeding
TREATMENT FORTREATMENT FORMINOR EXTERNAL BLEEDINGMINOR EXTERNAL BLEEDING
Direct pressure.
Elevation. (raise to a higher position or level)
Small adhesive dressing.
Medical aid need only be sought if the bleeding does not stop, or if the wound is at special risk of infection.
Protecting yourselfProtecting yourself
Use disposable gloves.Use disposable gloves.
Wash hands well in soap and water beforeWash hands well in soap and water before and after treatment. and after treatment.
Cover any sores or open wounds withCover any sores or open wounds with waterproof adhesive dressing. waterproof adhesive dressing.
If the wound is dirty, clean it by rinsing lightly under running water, or use an antiseptic wipe.
Clean WoundClean Wound
Elevate and DressingElevate and Dressing
Elevate the wounded part above the level of the heart.
Apply adhesive dressing.
If there is a special risk of infection, advise to see doctor.
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