Apply tourniquet ____ inches above puncture site
3-4 inches
Where are leukocytes formed
Bone Marrow and lymphatic tissue
Lumen
The hollow tube part of the needle
Name two anticoagulants that bind calcium
Sodium Citrate (Blue)
Potassium Oxalate (Gray)
_________ is the single most common source of HIV and HBV in the workplace
Blood
Avoid ___________ artery in the antecubital fossa
Brachial artery
What is pulmonary circulation
Carries deoxygenated blood back to the heart and lungs for gas exchange
Blood-borne Pathogen
Infectious agents carried in blood
Function of EDTA
Preserves Cell morphology
Prevents platelet clumping
Treating all specimens as if they are hazardous and infectious is the basis for _________
Universal precautions
Name three identifying factors of a patient
First name, Last name, Date of Birth, Medical Record Number
What gives erythrocytes its red color
Hemoglobin
Provides information on chemicals, their hazards and procedures for clean up and first aid
Heparin is preferred for
Plasma Chemistry (Stat Chemistry)
When the heart is contracting, the pressure is highest. This pressure is called _________
Systolic Pressure
Leaving the tourniquet on for longer than one can result in _________ (3 answers)
Hemoconcentration
Hemolysis
Petechiae
Blood flows from the right atrium into the right ventricle then to _____________
The pulmonary artery to the lungs
Thixotropic Gel
An inert additive used to separate cells from plasma during centrifuging
Any tube containing an additive must immediately
Arterioles, the smallest arteries divide into _______
Capillaries
How much isopropyl alcohol is in a gauze pad?
70% isopropyl alcohol
To pump blood to all parts of the body
Phagocytosis
Digestion of blood-borne microorganisms that cause infections
SPS is used for
Additive used in blood cultures
The use of a physico chemical procedure to destroy all microbial life including highly resistant bacterial endospores is called __________
Sterilization