When obtaining a blood specimen using a butterfly setup and a syringe, why is it important to avoid pulling back on the plunger too hard or fast? A) To reduce the chance of ecchymosis B) To avoid hemolysis C) To avoid causing patient pain D) To prevent the formation of petechiae  

Will a dermal puncture cause pain to the patient? A) No B) Yes C) Only dermal punctures on fingers will hurt the patient. D) Only heelstick punctures will hurt the patient.

A hematoma may form if the tourniquet: A) is tied too tightly. B) is tied upside down. C) is released before removing the evacuated tubes from the holder. D) is not released before the needle is removed from the vein.  

 In performing phlebotomy on an older (geriatric) patient, the needle may need to be inserted: A) at a shallower angle. B) at a deeper angle. C) parallel to the surface of the arm. D) the same as with younger patients.  

   Which of the following characteristics do the microcollection containers above have in common? A) None of these B) Anticoagulant type C) Light barrier D) Volume collected

A hematoma may form if the tourniquet: A) is tied too tightly. B) is tied upside down. C) is released before removing the evacuated tubes from the holder. D) is not released before the needle is removed from the vein.  

The maximum depth of capillary puncture on a finger is A) 1.0 mm B) 2.0 mm C) 3.0 mm D) 4.0 mm

What is the maximum allowable volume of blood that can be collected in one dermal puncture on a 2.2-lb infant? A) 0.5 mL B) 2.5 mL C) 0.25 mL D) 5.0 mL

Iatrogenic anemia is: A) caused by drawing more than the maximum amount of blood on an infant. B) hereditary anemia. C) not possible on outpatient collections. D) caused by performing venipunctures on infants.  

Using a needle and needle holder from two different manufacturers may cause: (Choose all that apply) A) difficulty in connecting the needle to the holder. B) improper filling of the tube. C) the needle to become disconnected from the holder. D) a loss of vacuum in the tube.