PROC181 Midterm

What is the process of a clot forming and getting tighter and tighter called?

• Fibrin Linking

• Serum Formation

• Clot Retraction

• Trapping

After centrifugation, what is the middle layer that consists of WBCs and platelets called?

• Plasma

• Cell Layer

• Buffy Coat

• Precipitate

What substance is responsible for lipemia?

• Bilirubin

• Chylomicrons

• Hemoglobin

• Fibrinogen

Which of the following blood constituents are necessary to form a clot?

• Platelets and Clotting Factors

• Red Blood Cells and Serum

• White Blood Cells and Fibrin

• Sodium and Thrombin

What tubes should you collect?

(Consider order of draw)

• SST, EDTA

• Na Citrate, EDTA

• EDTA, PST

• EDTA, Plain Red

What is the most important step in specimen collection

• Proper Technique

• Patient Identification

• Order of Draw

• Patient Care

What should you do if you need to take blood from a patient with an IV?

• Turn off IV, take blood from below IV site

• Tell doctor you cannot collect blood

• Have nurse turn off IV, take blood from above IV site

• Have nurse turn off IV, take blood from below IV site

What department would test: INR (PT)?

• Chemistry

• Microbiology

• Histology

• Hematology

Which department would test: Urine C&S

• Chemistry

• Microbiology

• Histology

• Hematology

Which department would test: Electrolytes

• Chemistry

• Microbiology

• Histology

• Hematology