Hemorrhage And Shock Flashcards
How many millimeters of blood does a typical adult have?
Approximately 70 mL/kg
At what percent will a body not tolerate an acute loss of blood?
Greater than 20%
How are vitals affected if a patient loses more than 1 liter of blood (2 pints)?
Increased heart rate
Increase repertory rate
Decrease in blood pressure
How much total blood volume does a 1 year old child have?
About 800 mL
What is hypovolemic shock?
Low blood volume results in inadequate perfusion
What color is arterial bleeding?
Bright red
What color is venous bleeding?
Dark red
What color is capillary bleeding?
Dark red
What is hemostasis?
Formation of a clot to plug openings in injured blood vessels and stop blood flow
What is coffee ground emesis a sign of?
Upper GI bleeding
What is melena?
Passage of dark, tarry stools
What is melena a sign of?
Upper GI bleeding
What is hematochezia?
Passage of stools containing bright red blood
What is hematochezia a sign of?
Bleeding close to the external opening of the colon
What tends to cause hematochezia?
Hemorrhoids in the lower colon
What is hematuria?
Blood in the urine
What is hematuria a sign of?
Serious renal injury or illness
What is a pulse point?
Spot where a blood vessel lies near a bone
What are hemostats?
Forceps used to clamp ends of vessels
What is the primary use of pneumatic antishock garment?
Stabilization of an unstable pelvis, especially when the patient is exhibiting signs of hypoperfusion
What is another name for PASG.
MAST
Military antishock trousers
What is the only true contraindication of pneumatic antishock garments (PASG)/military antishock trousers (MAST)?
Pulmonary edema
How do you treat suspected skull fracture bleeding?
Loosely cover the bleeding site with a sterile gauze pad
Don’t apply excessive pressure due to blood collecting in the head