Coagulation And Legal Issues
Choose the right answer. Multiple choice.
- 1.What is the proper order of draw? Note: All tubes are plastic with clot activator.
- A.
Blue, lavender, and green
- B.
Yellow (SPS), green, lavender, and blue
- C.
Blue, green, and lavender
- D.
Yellow (SPS), blue, green, and lavender
- 2.When drawing a blue-top tube, which of the following is correct?
- A.
Fill tube to line or vacuum draw.
- B.
A ratio of 4.5 mL whole blood to 0.5 mL sodium citrate anticoagulant is required in each tube.
- C.
A ratio of 1.0 mL sodium citrate to 9.0 mL whole blood is required in each tube.
- D.
A and b are correct
- E.
A, b, and c are correct
- 3.Primary hemostasis involves the following steps in the following order.
- A.
Platelet aggregation, vasoconstriction, platelet adhesion, and platelet plug formation
- B.
Vasoconstriction, platelet aggregation, platelet adhesion, and platelet plug formation
- C.
Platelet aggregation, platelet adhesion, vasoconstriction, and platelet plug formation
- D.
Vasoconstriction, platelet adhesion, platelet aggregation, and platelet plug formation
- 4.When blood is circulating in the body, the liquid that carries the cells is:
- A.
Serum
- B.
Saline
- C.
Plasma
- D.
Water
- 5.What tubes are necessary for drawing a CBC and PT?
- A.
One blue-top tube completely filled
- B.
One yellow (SPS) tube completely filled
- C.
One lavender tube completely filled
- D.
A and c
- E.
A and b
- 6.Who can give consent to have blood drawn from a 10 year old child?
- A.
Physician
- B.
Legal guardian
- C.
Parent
- D.
B and c
- E.
A, b, and c
- 7.Who can give consent and assume liability to have a combative 10 year old child restrained while his or her blod is drawn by a phlebotomist?
- A.
Parent
- B.
Physician
- C.
No one
- D.
Legal guardian
- E.
A and d
- 8.Which of the following would most likely not cause a hematoma?
- A.
The needle penetrates all the way through the vein
- B.
The needle is only partly inserted into the vein
- C.
The needle is removed after the tourniquet is released
- D.
Excessive blind probing is used to locate the vein
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