Venipuncture: Take Safe and Effective Blood Sample

Venipuncture:

Description 

Puncture into a vein to obtain a blood specimen for testing; the antecubital veins are the veins of choice because of ease of access.

Close up shot of a nurse inserting a needle into the patients arm and taking blood for further testing.

Blood:

The liquid pumped by the heart through the arteries, veins, and capillaries. Blood is composed of a clear yellow fluid (plasma), formed elements, and cell types with different functions .

Blood cell:

Any of the formed elements of the blood, including red cells (erythrocytes), white cells (leukocytes), and platelets (thrombocytes). plasma The watery, straw-colored, fluid part of lymph and the blood in which the formed elements (blood cells) are suspended.

Plasma:

Plasma is made up of water, electrolytes, protein, glucose, fats, bilirubin, and gases and is essential for carrying the cellular elements of the blood through the circulation.

Serum:

The clear and thin fluid part of blood that remains after coagulation. Serum contains no blood cells, platelets, or fibrinogen.

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