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.

The best place for the phlebotomy cart or tray during routine procedures on inpatients is: A) at the patient’s bedside. B) at the foot of the patient’s bed. C) just inside the door of the patient’s room. D) just outside the door of the patient’s room.

If a microcollection container contains an anticoagulant additive, it is ________ to collect to the fill line. A) not necessary B) optional C) dangerous D) critical

Microcollection containers fill by: (Choose all that apply) A) gravity. B) aspiration. C) pipetting. D) capillary action.

In collecting a blood culture using a butterfly system, it is important to collect: A) the anaerobic bottle first. B) the aerobic bottle first. C) either bottle first. D) a discard tube first.

Minor hemorrhaging in underlying tissue can cause: A) a hematoma. B) ecchymosis. C) hemoconcentration. D) petechiae.