Flashcards in 1. Intro to Phlebotomy Deck (12)
What is a phlebotomist?
An individual with special training in the collection of blood samples
Name and explain the two main circulatory pathways of the body.
Systematic circulation - oxygenated to tissues via arteries, deoxygenated back to heart via veins
Pulmonary circulation - deoxygenated blood to the lung via pulmonary artery, oxygenated blood to the heart via pulmonary veins
What does it mean when blood is bright red instead of dark red?
Dark - vein
Bright red - artery
What is the pathway of blood?
Deoxy - right atrium, right ventricles, pulmonary arteries, lung for oxygenation
Oxygen - to heart via pulmonary veins, left atrium, left ventricle, aortic artery
What do arteries, veins, and capillaries do?
Arteries - away from heart
Veins - to the heart
Capillaries - exchange of substances between blood and tissue
What is the antecubital fossa?
Inside the elbow
Best place to draw blood from veins
What are the main veins of the antecubital fossa and in which order should they be selected?
1. Median cubital (medial)
Never enter a vein at greater than a 30 degree angle
What are the needle repositioning rules?
If it's too far, pull back a bit
If not far enough, advance it farther
Rotate needle half a turn
Anything other than this is considered probing (bad)
What is serum?
Plasma without the clotting factor.
What do we use EDTA and a lavender top tube for?
Lavender top tube for whole blood samples, contains EDTA which is an anticoagulant
What is plasma?
The fluid portion of blood that contain coagulation factors.