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Why is the needle inserted in a direction same as that of blood flow while drawing blood from veins?
The major risk of drawing blood or starting an IV is
What are the three main veins for drawing blood in the arm?
Arteries, veins, & capillaries are the three main veins while drawing blood in arm
What is the method venipuncture when drawing blood from a 75 years old patient with thin veins?
A butterfly needle with tube and vacuum syringe.
What gauge needle should be use for a small veins?
25
Microscopic vessels that carry blood from small arteries to small veins are?
Capillaries are the microscopic blood vessels that connect small arteries to small veins. Blood exchange takes place in capillaries.
What gauge needle is used on a 14 year old to draw blood?
It is determined by the size of the veins
Why does blood come out slowly when drawing blood?
Blood draws normally occur through veins, though which blood moves slowly. There is low pressure and little muscular activity in the veins, resulting in lower pressure.
What is electrodessication?
a treatment modality whereby the doctor seals off the small blood vessels that cause spider veins by passing a weak electric current through a fine needle to the walls of the veins.
What does the threeoof blood tubes and what do they do?
The three types of blood tubes are arteries, veins and capillaries. Arteries carry blood away from the heart, and veins carry blood to the heart. Capillaries connect small arteries to small veins, and are the site of gas exchange.
What needle is used for chemotherapy?
A small, thin needle called a butterfly needle or a catheter needle is commonly used for chemotherapy. These needles are designed to be gentle on veins and can accommodate the flow of chemotherapy drugs.
Blood normally flows from the capillareies directly to what?
Blood normally flows from the capillaries directly to the venules, which are small blood vessels that connect the capillaries to the larger veins in the circulatory system.
What are the small blood vessels that connect the arteries and veins and distribute blood?
capillaries
