Lab Values

Question 1

normal RBC for men

Answer 1

4.7 - 6.1

Question 2

normal RBC for women

Answer 2

4.2 - 5.4

Question 3

a measure of the average volume or size of a single RBC

Answer 3

mean corpuscular volume (MCV)

Question 4

which part of RBC is used to classify anemia

Answer 4

MCV

Question 5

increased MCV =

Answer 5

macrocytic anemia

Question 6

decreased MCV =

Answer 6

microcytic anemia

Question 7

measure of the average amount (wt) of hgb w/in a RBC

Answer 7

mean corpuscular hgb (MCH)

Question 8

a measure of the average concentration (density) or % of hgb w/in a single cell

Answer 8

mean corpuscular hgb concentration (MHCH)

Question 9

measures how tightly the hgb is packed within a RBC

Answer 9

mean corpuscular hgb concentration (MCHC)

Question 10

if the cell is deficient in hgb, MCHC will be _______; hypochromic cell

Answer 10

low

Question 11

measures variations in size of RBCs; the degree of anisocytosis (abnormal size)

Answer 11

red cell distribution width (RDW)

Question 12

type of anemia:
iron deficiency
chronic illness
acute blood loss
aplastic anemia
acquired hemolytic anemia

Answer 12

normocytic, normochromic

Question 13

type of anemia:

renal disease

Answer 13

microcytic, normochromic

Question 14

type of anemia:
B12 deficiency
folate deficiency
hydantoin ingestion
chemotherapy

Answer 14

macrocytic, normochromic

Question 15

normal hgb value

Answer 15

12-18

Question 16

hct is usually ___ x hgb

Answer 16

3

Question 17

transfusion required if hgb below:

Answer 17

8 or 10

Question 18

measurement of the % of total blood volume that is made up of RBCs

Answer 18

hematocrit

Question 19

normal hct range

Answer 19

37 - 52 %

Question 20

normal WBC range

Answer 20

5-10k

Question 21

4 things that can increase WBC

Answer 21

infection
tissue necrosis
leukemia
trauma/stress

Question 22

what can decrease WBC

Answer 22

bone marrow failure - chemo, radiation, overwhelming infection, dietary deficiencies, autoimmune disease

Question 23

immature neutrophils

Answer 23

band cells

Question 24

mast cells, allergic rxn

Answer 24

basophils

Question 25

phagocytosis

Answer 25

neutrophils

Question 26

allergic rxn

Answer 26

eosinophils

Question 27

produce interferon & stimulate immune system

Answer 27

monocytes

Question 28

normal platelet range

Answer 28

150-400k

Question 29

normal total cholesterol

Answer 29

< 200

Question 30

normal HDL/good cholesterol

Answer 30

> 45-55

Question 31

normal LDL

Answer 31

60-180

Question 32

measures the clotting ability of factors 1, 2, 5, 7, 10

Answer 32

prothrombin time

Question 33

normal PT

Answer 33

11-12.5 sec

Question 34

measures clotting ability of factors 1, 2, 5, 8, 9, 10, 12

Answer 34

partial thromboplastin time

Question 35

normal PTT

Answer 35

60-70 sec

Question 36

protein produced in the liver essential to blood clotting

Answer 36

fibrinogen

Question 37

fibrinogen < ____ is associated w/ spontaneous bleeding

Answer 37

100