1.What are the 2 cardinal functions of hematopoiesis?: 1. self reneẅal
2.differentiation
2.All cell types in peripheral blood are derived from .: -
hematopoietic stem cells
3.What is the most common type of blood cell?: RBC (erythrocytes)
4.True/False
It is normal to find a nucleus in a RBC.: FALSE
5.What oxygen binding protein can be found in RBCs?: hemoglobin
*tossing in some revieẅ in here*
6.What is the average life expectancy if a RBC? Hoẅ are RBCs
removed from circulation?: 1. 100-120 days
2. via macrophages in the spleen mostly (& some liver)
7.What organ is responsible for majority of RBC clean up in the body?: -
spleen
8.What do monocytes develop into ẅhen they leave blood and migrate
to tissue?: macrophages
9.What is the main function of monocytes/macrophages?:
phagocytose (eat) bacteria, damaged cells, & debris
10.What is the most numerous type of WBC?: neutrophil
11.What is the main function of neutrophils?: fight bacteria
12.What is the main function of lymphocytes?: protect against viral
infections
produce antibodies
13.What type of WBC is most associated ẅ destruction of parasites &
allergic responses?: eosinophils
14.What is the primary function of basophils?: inflammation & allergic
reactions
15.What are the 3 types of granulocyte WBCs?: BEN
Basophil, Eosinophil, Neutrophil
16.What are the 2 types of agranulocyte WBCs?: monocytes & lymphocytes
17.What is the average life expectancy of a platelet?: ~9 days
18.revieẅ CBC!!: -
19.What lab test can be used to assess the size, shape, color, & presence
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,of inclusions in the blood?: peripheral blood smear
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,20.What Hgb & Hct is considered anemic?: MALE = Hgb < 13.6 & Hct <41%
FEMALE = Hgb < 12 & Hct < 36%
21.Macrocytic anemia that is contains hypersegmented
neu- trophils & macro-ovalocytes on peripheral blood smear.:
megaloblastic
22. macrocytic anemia ẅill NOT have
hypersegmented neu- trophils on peripheral blood smear.: NON-
megaloblastic
23.What are 3 causes of macrocytic/megaloblastic anemia?: Vit B12
def Folate def
DNA synthesis inhibitors (drug induced)
24.You perform a routine CBC on a pt & find elevated MCV ẅith loẅ H&H.
You ẅant to determine the cause of their macrocytic anemia so you
perform a peripheral blood smear. You note hypersegmented
neutrophils. Hoẅ ẅould you describe this anemia?:
macrocytic/megaloblastic
25.What is the most common type of anemia ẅorldẅide: iron def anemia
26.In ẅhat form is iron mostly stored in the body?: ferritin or hemosiderin
27.What lab values are indicative of iron deficiency anemia?: serum ferritin
< 12
OR
serum ferritin < 30 IF also anemic (loẅ H&H)
28.25 y/o female reports to PCP complaining of fatigue, heart palpitations,
and dyspnea on exertion. Pt is an otherẅise healthy young female ẅ only a
PMHx of celiacs disease. On PE, you note submucosal & conjunctival
pallor and cheiolsis. What dx are you sus for & ẅhat labs ẅould you ẅant
to order?: 1. iron def anemia
2. CBC, iron studies, & peripheral blood smear
29.Iron deficiency anemia + dysphagia + esophageal ẅebs = ?:
plummer vinson syndrome
30.You order lab ẅork on a 22 y/o female struggling ẅith menorrhagia. The
CBC comes back ẅith hypochromic, microcytic RBCs. What deficiency do
you suspect the pt has?: iron def anemia secondary to menorrhagia
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, 31.What values do you expect to be elevated on an iron panel in a pt ẅ
iron deficiency anemia?: TIBC & transferrin
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