The cellularity of the marrow is best examined in a ________, and it is determined by the red bone marrow's relationship to _________.
a. BM aspirate; patient age
b. BM aspirate; hematogones
c. BM biopsy; yellow marrow
d. BM biopsy; stromal cells
Question 2
A patient has difficult veins, and a winged infusion set is used to collect the blood from a small vein in the patient's hand. After successfully filling all the SST tubes, the phlebotomist proceeds to fill the light blue-top tube but is unsuccessful.
She changes tubes, thinking that it might be a tube with a lost vacuum, but there is still no blood flow. She inspects the entry site and notices some bruising around it that was not present before. Discuss possibilities of the unsuccessful draw, and explain how to correct them.
What will be an ideal response?