Chapter 8, Bleeding Flashcards
(26 cards)
What is the def bleeding?
The escape of blood from the arteries, capillaries or veins.
True or False
Bleeding occur internally or externally.
True
True or False
whether internal or external bleeding, is not life threatening
False
What is blood made out of,,,,,
liquid (plasma) and solid components ( white and red blood cells and platelets)
What are the functions of blood?
- Transports oxygen, nutrients and wastes.
- Protects against disease
- Maintains constant body temperature
What are the three major types of blood vessels?
- Arteries
- Capillaries
- Veins
True or False
Blood in the arteries travels faster and under greater pressure
True
True or False
The arteries pulses with each contraction of the heart
True
True or False
Bleeding that is severe enough to critically reduce blood volume is life threatening because tissues will die from lack of oxygen.
True
True or False
External bleeding does not occurs when blood vessel is opened externally, such as a tear in the skin.
False
What are the types of vessel bleeds?
Arterial bleeding, Venous blood and capillary bleeding.
What is arterial bleeding?
Rapid bleeding, if severe, is life threating. The blood is bright red in color.
What is venous blood bleeding?
Less pressure bleeding which flows from the wound at a steady rate. The blood is red in color.
What is capillary bleeding?
Slow bleeding from small vessels, blood oozes from the wound.
What is signals of severe external bleeding include
- Blood spurting from the wound
- Bleeding that fails to stop after all measures have been taken taken to control it.
How do you care for external bleeding…
- Apply direct pressure
- Apply a pressure bandage
- If bleeding does not stop apply additional dressings and band ages
- Call 9-1-1 or the local emergency number if bleeding cannot be controlled.
- Continue to monitor the victim’s ABCs.
What is a tourniquet?
A tight band placed around an arm or leg to constrict blood vessels to stop blood flow to a wound
What are the situations in which you have to uses a tourniquet
- Cases of delayed care or situations in which response from emergency medical services (EMS) is delayed.
- Direct pressure does not stop the bleeding.
- Scene become unsafe and you have to move the person
How do you uses a commercial tourniquet
Use a strip of soft material that is 2 to 4 inches wide ( such as a triangular bandage that has been folded into a tie) and a rigid object ( such as a short, sturdy stick)
What is hemostatic dressing?
A dressing treated with a substances that speeds clot formations
When should you hemostatic dressing?
Only be used to control severe, life-threatening bleeding when standard first aid procedures either fail or are not practical.
What is internal bleeding?
The escape of blood form arteries, veins or capillaries into spaces within the body.
Severe internal bleeding occurs from
- Injuries cased by blunt force
- A chronic medical condition
- When a object penetrates the skin and damages internal structures
What are the signals of internal bleeding?
- Soft tissues, such as those in the abdomen, that are tender, swollen or hard.
- Anxiety or restlessness
- Rapid, weak pulse
- Rapid breathing, shortness of breath
- Skin that feels cool or moist and looks pale, ashen or bluish.
- Bruising in the injured area
- Nausea and vomiting or coughing up blood
- Abdominal pain
- Excessive thirst
- A decreasing level of consciousness
- Severe headache
