HEMATOLOGY UAMS EXAM 1 2025 QUESTIONS AND ANSWERS

HEMATOLOGY UAMS EXAM 1 2025
QUESTIONS AND ANSWERS


Anticoagulants - ....ANSWER ...-EDTA (most common), heparin, sodium

citrate


Types of Normal Blood Cells Found in Peripheral Blood - ....ANSWER ...-•

Red Blood Cells

Platelets

White Blood Cells

Lymphocyte

Monocyte

(Granulocytes)

Eosinophil

Basophil (baso)

Segmented neutrophil

• Band neutrophil


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,"cyte" - ....ANSWER ...-cell


Intramedullary hemolysis - ....ANSWER ...-within bone marrow cell break-

up


Extramedullary hemolysis - ....ANSWER ...-outside bone marrow cell lysis


- Cell destruction outside the bone marrow - ....ANSWER ...-Extramedullary

hemolysis


Erythroid hyperplasia - ....ANSWER ...-increased red cell formation


Lymphopenia - ....ANSWER ...-decreased number of lymphs


Eosinophilia - ....ANSWER ...-increased number of eos


Polycythemia - ....ANSWER ...-All cells in the blood are increased many cells

increased


Intravascular Hemolysis - ....ANSWER ...-inside vessel breakdown of RBCS


CBC includes - ....ANSWER ...-WBC, RBC, platelet count, hemoglobin

(hgb), hematocrit (hct) Indices


• MCV • - ....ANSWER ...-mean cell volume indicates RBC size


• MCH - ....ANSWER ...-mean cell hemoglobin - weight of hemoglobin

contained in RBC

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,• MCHC - ....ANSWER ...-mean cell hemoglobin content - average

concentration of hemoglobin in RBC


• MCH, MCHC decreased in - ....ANSWER ...-microcytic anemia,


• MCH, MCHC increased - ....ANSWER ...-macrocytic anemia


• One of the largest organs in the body - ....ANSWER ...-Bone Marrow


Bone Marrow Defined as - ....ANSWER ...-tissue located within the cavities

of the cortical bones


Bone Marrow Cavities consist of - ....ANSWER ...-trabecular bone

resembling a honeycomb-like structure

• More than 100 times blood cells in your ———- than there are people in the

world! - ....ANSWER ...-Bone Marrow


Bone marrow is located within - ....ANSWER ...-within the cavities of the

cortical bones


Bone Marrow two types - ....ANSWER ...-Red marrow Yellow marrow


Red marrow - ....ANSWER ...-hematopoietically active marrow Produces

cells




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, Yellow marrow - ....ANSWER ...-hematopoietically inactive marrow

composed primarily of adipocytes (fat cells)

Can return to active under right contions (example hemolysis) -

....ANSWER ...-Yellow marrow


• Not all bones contain - ....ANSWER ...-bone marrow


During infancy and early childhood, bone marrow - ....ANSWER ...-is

mostly red active marrow in all bones


Sites of hematopoiesis decreases - ....ANSWER ...-during fetal development


Bone Marrow Retrogression occurs - ....ANSWER ...-beginning at age 5-7


- Red marrow is restricted to - ....ANSWER ...-flat bones, sternum,

vertebrae, pelvis, ribs, skull and proximal long bones


• By adulthood, marrow is - ....ANSWER ...-50% blood cells and 50% fat


Blood & nutrients are supplied by the - ....ANSWER ...-periosteal arteries

that coil around the central vein, passing along the bone canal


sinuses - ....ANSWER ...-• Sinus is a venous vessel found in the RES that is

larger than a capillary but smaller than a vein




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