Hematology

Question 1

Erythrocytes are commonly known as what?

Answer 1

RBC

Question 2

For Anemia, what is a piece of crucial information that you need to know in order to determine what type of anemia it is?

Answer 2

MCV

Question 3

If the MCV is greater than 96, what is the cause?

Answer 3

Vitamin deficiency like B12 or Folate

Question 4

If the MCV is 80-96, what is the cause?

Answer 4

acute destruction/loss, chronic disease

Question 5

If the MCV is less than 80, what is the cause?

Answer 5

iron deficiency

Question 6

what is the normal range for RBC for MALES?

Answer 6

4.5-5.9 X 10^6 cells/microliter

Question 7

what is the normal range for RBC for FEMALES?

Answer 7

4.1 - 5.1 X 10^6 cells/microliter

Question 8

If your RBC is below normal, what is it called?

Answer 8

anemia

Question 9

If your RBC is above normal, what is it called?

Answer 9

polycythemia

Question 10

What is reticulocytosis?

Answer 10

The increased production of immature RBCs

Question 11

What is the normal range of HgB for MALES?

Answer 11

14-17.5 g/deciliter

Question 12

What is the normal range of HgB for FEMALES?

Answer 12

12.3-15.3 g/deciliter

Question 13

Hemoglobin is a direct indication of what?

Answer 13

oxygen transport capacity of blood

Question 14

If your HgB is low, you probably have what?

Answer 14

anemia

Question 15

HgB correlates with RBC count. True or false?

Answer 15

True

Question 16

What is the normal range for Hct for MALES?

Answer 16

42-50%

Question 17

What is the normal range for Hct for FEMALES?

Answer 17

36-45%

Question 18

Hct is usually approximately _____ times the HgB value.

Answer 18

3

Question 19

If you have low Hct, you probably have what?

Answer 19

anemia

Question 20

RBC appearance is important because it helps you determine what?

Answer 20

classify the anemia and identify the cause (nutritional vs non-nutritional)

Question 21

What does MCH stand for?

Answer 21

Mean corpuscular hemoglobin

Question 22

What does MCV stand for?

Answer 22

Mean corpuscular volume

Question 23

What does RDW stand for?

Answer 23

RBC distribution & width

Question 24

What is the normal range for MCV?

Answer 24

80-96

Question 25

What is the normal range for MCH?

Answer 25

27-33 pg/cell

Question 26

How is MCH calculated?

Answer 26

by dividing the HgB by RBC cell

Question 27

What are the causes of a high MCH?

Answer 27

vit B12 or folate deficiency

Question 28

How do the cells present when the MCH is high?

Answer 28

normochromic

Question 29

What is the cause of a low MCH?

Answer 29

iron deficiency

Question 30

How do the cells present when the MCH is low?

Answer 30

hypochromic (pale)

Question 31

What is the normal range for RDW?

Answer 31

11.5-14.5 %

Question 32

What is the normal range for reticulocytes?

Answer 32

0.5-2.5% of total RBC

Question 33

What are reticulocytes?

Answer 33

immature RBC and reminants of nuclear material

Question 34

What is a cause of decreased reticulocytes?

Answer 34

bone marrow suppression

Question 35

If your HgB levels are around 10-12, how does this present?

Answer 35

Fatigue/somnolence, decreased concentration

Question 36

If your HgB levels are around 7-10, how does this present?

Answer 36

increased weakness, increased SOB,

Question 37

If your HgB levels are below 7, how does this present?

Answer 37

decreased BP, increased HR, shock, HF, vertigo, syncope

Question 38

what are the types of anemia?

Answer 38

microcytic, normocytic, macrocytic

Question 39

Where do you find B12?

Answer 39

meats, eggs, dairy

Question 40

where do you find folic acid?

Answer 40

leafy green veggies, broccoli