General deck 4 - labs Flashcards Preview

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Flashcards in General deck 4 - labs Deck (64)
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1

# of RBCs:

4.5-6million

2

MCV=

volume

3

MCH=

color

4

MCHC=

color

5

Hemoglobin count:

15 +/- 3

6

Hematocrit count:

43 +/- 5

7

Platelet count:

150-400k

8

Thrombocytes are used for:

clotting

9

WBC counts:

5-10k

10

Lifespan of WBC:

15-30 days

11

12,000 WBCs=

sick (bacterial)

12

15,000 WBCs=

hospital (bacterial)

13

17,000 WBCs=

Schilling's Shift (bacterial)

14

Over 20,000 WBCs=

Radiation exposure (myeloid reaction)

15

Over 50,000 WBCs=

cancer, leukemia

16

WBC differential:

Neutrophils 60%, Lymphocytes 30%, Monocytes 8%, Engine 3%, Basophils, 0-1% (Never let my engine blow)

17

Increase in neutrophils is caused by:

bacterial infection, most commonly staph

18

Increase in lymphocytes is caused by:

viral infection

19

Decrease in neutrophils is caused by:

viral infection

20

Increase in monocytes is caused by:

chronic infection

21

Increase in eosinphils is caused by:

allergies

22

Increase in basophils is caused by:

heavy metal or polycythemia

23

Most common cancer in children:

acute lymphoblastic leukemia

24

acute lymphoblastic leukemia:

Most common cancer in children, 3-5 yo, progresses rapidly, affects immature blood cells

25

Acute nonlymphoblastic leukemia:

rapid cancer, affects myeloid WBCs, MC leukemia in adults

26

Most common leukemia in children:

Acute nonlymphoblastic leukemia

27

Chronic myelogenous leukemia:

slow, uncommon adult form with Philadelphia chromosome

28

Chronic lymphocytic leukemia:

slow, elderly

29

Decreased RBC maturation with increased MCV:

macrocytic normochromic anemia

30

Causes of macrocytic normochromic anemia:

poor uptake of B12, B9 deficiency