Corpsman manual ch 20 Flashcards
what is a sterile pad or compress (usually made of gauze or cotton wrapped in gauze) used to cover wounds to control bleeding and prevent further contamination?
dressing
Dressings should be large enough to cover the entire area of the wound and extend at least what amount in every direction beyond the wound edges?
1 inch
Most prepackaged battle dressings are how many tailed bandages for use of bandaging extremity, abdominal, and head wounds?
4
the most common types of bandages are the roller and what other bandages?
triangular
for the hand and wrist, what type of bandage is ideal?
figure eight
due to shape of the what, it is one of the most difficult parts of the body to bandage?
heel
what bandage must be used to cover wounds of the forearm and lower extremities?
spiral reverse
what bandage is frequently used for fractures of the lower jaw and to retain compresses to the chin?
Barton
Triangular bandages are usually made of what?
Muslin
What is a small and lightweight one-handed tourniquet that completely occludes arterial blood flow in an extremity?
Combat application tourniquet
what is a medical device that measures the oxygen saturation of a patient’s blood and changes in blood volume in the sin, producing a photoplethysmograph?
pulse oximeter
there are two types of fluids used for intravenous drips, crystalloids and what else?
colloids
the most commonly used crystalloid fluid is normal what?
saline
the amount of normal saline depends on the needs of the patient (ongoing diarrhea or heart failure) but is typically between 1.5 and how many liters a day for an adult?
3
what is a synthetic plasma expander that works by producing expansion of plasma blood volume?
hetastarch
when it is difficult to establish IV access in casualties in shock, what device offers an alternative route for administering fluids and medications?
intraosseous
united states oxygen cylinders are color coded green, silver or chrome with a green area around the valve stem on top. the intentional color code is what?
white
what is designed to help ventilate an unconscious casualty for long periods while delivering high concentrations of oxygen?
BVM ventilator
when using external cardiac compressions, the cardiac output is cut to 25 to what percent of the normal capacity, and artificial ventilation does not supply enough oxygen through the circulatory system to maintain life for a long period?
30
what is provided for emergency use in compartments containing insufficient oxygen?
Oxygen breathing apparatus
the standard navy lifeline is a steel wire cable, how many feet long?
50
the navy service litter most commonly used for transporting sick or injured persons is the what?
stokes stretcher
the stokes stretcher is limited to one casualty or how many lbs?
400
what is constructed of an outer plastic shell with an injected foam core of polyurethane foam?
miller board
what is designed for rapid immobilization of spinal and neck injuries in tight places?
reeves sleeve
what are equipment used in the immobilization of suspected or real fractures of the spinal column?
spine boards
what is one of the easiest ways to carry a casualty?
fireman’s carry
once emergency medical care has been completed on scene, the patient must be transferred to the treatment facility . A process known as what provides the means of properly positioning, covering, and securing the patient to avoid any unnecessary aggravation to the patient’s condition?
packaging
There are how many phases to en route care in the military operational environment?
three
what defines care to be provided while there is a direct and ongoing threat to the patient and HM?
Care under Fire (CUF)
what are substances with potential of harming people or the environment?
Hazardous materials
what labeling system indicates the health, flammability, and reactivity hazards of chemicals?
NFPA 704
the most dangerous element of any HAZMAT incident both to the exposed casualties and the rescuers is the rescue from the what?
HOT zone
what is the process of removing or neutralizing and properly disposing of contaminants that have accumulated on personnel and equipment?
decontamination
what is the most frequently appropriate method of decontamination?
dilution
