tergion

Question 1

Three types of anticoagulants are commonly used in the hematology laboratory:

Answer 1

1. Dipotassium ethylenediaminetetraacetate (K2 EDTA)
2. Sodium citrate
3. Heparin

Question 2

recommended by the International Council for Standardization in Hematology (ICSH) and CLSI as the anticoagulant of choice for blood cell counting and sizing because they produce less shrinkage of RBCs and less of an increase in cell volume on standing

Answer 2

Dipotassium EDTA

Question 3

prevents clotting by chelating calcium, an important cofactor in coagulation reactions.

Answer 3

EDTA

Question 4

effective as an anticoagulant because of its mild calcium- chelating properties.

Answer 4

Sodium Citrate

Question 5

used as an in vitro and in vivo anticoagulant. It acts as a substance that inactivates the blood-clotting factor thrombin. It anticoagulates blood by inhibiting thrombin and factor Xa.

Answer 5

Heparin

Question 6

used as an in vitro and in vivo anticoagulant. It acts as a substance that inactivates the blood-clotting factor thrombin. It anticoagulates blood by inhibiting thrombin and factor Xa.

Answer 6

Heparin

Answer 7

Heparin

Question 8

Heparin

Answer 8

BD Vacutainer Eclipse Blood Collection Needle

Question 9

easy-to-use, latex-free device used to facilitate safe and simple specimen transfers.

Answer 9

BD Blood Transfer Device

Question 10

winged sets indicated for both infusion and blood collection. They feature a translucent, integrated protective shield that provides one-handed acti- vation immediately after use to minimize the risk of needle- stick injuries and that allows for clear visibility of blood flashback.

Answer 10

BD Vacutainer Safety-Lok Blood Collection Set

Question 11

reduce the risk of tube breakage and specimen spillage.

Answer 11

BD Vacutainer Plastic Tubes

Question 12

single-use capillary blood sam- pling devices. They offer a permanently retractable blade or needle feature that minimizes the possibility of injury or reuse.

Answer 12

BD Genie Safety Lancet

Question 13

safety-engineered product designed for heelsticks on infants and premature babies. It features a sweeping surgical blade that permanently retracts after creating an incision.

Answer 13

BD Quikheel Safety Lancet

Question 14

first radical change in phlebotomy in more than 100 years.

Answer 14

Laser Equipment

Question 15

most widely used system for collecting venous blood samples.

Answer 15

Evacuated tubes

Question 16

storage temperature for all BD Vacutainer blood collection tubes not exceed 25°C or 77°F

Question 17

most common vascular complications

Answer 17

bleeding and hematoma

Question 18

second most common complication of venipuncture

Answer 18

Infections

Question 19

manifested by the presence of cool, clammy, mottled skin; a weak and rapid pulse; and hypotension. The immediate treatment is to elevate the legs, use a warming blanket, and call a code.

Answer 19

Shock