Principles of Hemostasis Quiz

A phlebotomist is performing a blood draw and notices the patient's blood is not clotting. This could be due to a process called fibrinolysis.

• True

• False

A patient who has taken aspirin will have affected platelet function for up to 12 days, potentially impacting the results of phlebotomy procedures.

• True

• False

A phlebotomist accidentally used excessive force while drawing blood, potentially causing a serious intravascular clotting syndrome known as DIC.

• True

• False

During a phlebotomy procedure, tissue damage can release tissue factor III.

• True

• False

In a phlebotomy procedure, the patient's clotting factors II, VII, IX, and X are dependent on vitamin K.

• True

• False

In phlebotomy, when the needle sticks to the vein, it is referred to as adhesion.

• True

• False

In phlebotomy, Calcium is often referred to as factor IV.

• True

• False

In phlebotomy, the formation of a clot in the collected blood sample is a simple process.

• True

• False

A phlebotomist is unable to draw blood from a patient due to a deficiency of factor XIII. This could be a symptom of Hemophilia B.

• True

• False

In the process of phlebotomy, activation of the extrinsic pathway requires factor III.

• True

• False