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.  

When a venipuncture is completed and a bandage is applied, the patient should be asked: A) to bend his/her elbow. B) to lift his/her arm up. C) to keep his/her arm straight. D) not to apply pressure.

Potential blood donors may be disqualified if they: (Choose all that apply) A) have recently traveled out of the country. B) are on medications or have taken drugs. C) live a sexually promiscuous lifestyle. D) have eaten before the procedure.

Which test is least likely to be used to identify a risk for diabetes? A) 2-hour postprandial B) Fasting blood sugar C) Glucose challenge D) CBC with differential

What percentage of blood, when removed from a patient, may become life-threatening? A) 1% B) 2% C) 5% D) 10%

Hemochromatosis is a disease that: (Choose all that apply) A) causes the body to produce sickled blood cells. B) results in the body storing abnormal amounts of iron. C) may put the patient’s respiratory system under a great deal of stress. D) is treated by removing large amounts of blood.

To correct a thin blood smear that is too short make another slide using a: (Choose all that apply) A) smaller drop of blood. B) slower spreading speed. C) shallower angle of the spreader slide. D) start and stop motion.

Which cleansing agent would least likely be used during the collection of blood cultures? A) betadine B) chlorhexidine C) iodine D) hydrogen peroxide

Neonatal screening for CF (cystic fibrosis) includes performing a dermal puncture and collecting blood on a special card called a: A) Guthrie card. B) Goren card. C) Gambia card D) Gyre card.