hemo exam 8 Flashcards

1
Q

transfuse when (2)

A

when there are signs of tissue hypoxia, low PCV(15-20% dog, 10-15% cat)

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2
Q

when transfusing blood, better to use

A

components

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3
Q

for a dog to be a donor, needs to be

A

healthy, >50 lb, PCV >40%, current on vaccinations

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4
Q

tests run on potential canine donors

A

CBC, Chem Panel, U/A, fecal

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5
Q

how many DEA’s are there

A

13

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6
Q

what is the universal canine donor

A

A-

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7
Q

why is it the universal canine donor

A

because it lacks DEA 1.1, 1.2, 7

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8
Q

for a cat donor, needs to be

A

healthy, >10lb, PCV >30-35, current on vaccinHemabartoneations, indoor cat

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9
Q

test to run for cat donors

A

CBC, Chem panel, U/A,

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10
Q

For cat donors, screen for which diseases

A

hemabartonella, FeLV, FIV, FIP

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11
Q

for FIV testing test…

A

twice, 8-12 weeks apart

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12
Q

blood types in cats

A

A, B, AB

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13
Q

most common blood type in cats

A

A

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14
Q

blood types in exotics cats

A

B

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15
Q

B type blood in cats has

A

anti A antibodies

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16
Q

dogs can donate

A

10ml/lb every 3 weeks

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17
Q

dog 1 unit =

A

450 mls

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18
Q

procedure for canine blood donation 8

A

no sedation, surgical prep,clamp, place in jug, unclamp, rock bag, clamp, remove needle, strip tubing,

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19
Q

cats can donate

A

5ml/lb every 3 weeks

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20
Q

cat 1 unit=

A

56mls

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21
Q

sedatives to not use with cat donors

A

barbituates and acepromazine because hypotensive

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22
Q

gauge use for taking blood from cat donor

A

19 ga butterfly

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23
Q

how much anticoagulant in each syringe for cat donor

A

4 mls

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24
Q

use cat blood blood within

A

4 hours or put in transfer bag

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25
Q

after taking blood from cat replace

A

amount drawn with IV fluids

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26
Q

can collect blood in

A

plastic bag or glass bottle

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27
Q

advantages to collecting blood in plastic bag(4)

A

non-breakable, no vacuum, no activation factors, component separation easier

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28
Q

disadvantages to collection blood in plastic bag(2)

A

migration of plastic into blood, slow collection

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29
Q

advantages of collection blood in glass bottle (2)

A

speedy collection, no glass migrate into blood

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30
Q

disadvantage of blood collection into glass bottle (4)

A

cell trauma, breakable, glass activates coagulation factors, difficult to separates

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31
Q

shelf life of heparin

A

24hrs

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32
Q

heparin function

A

anticoagulant

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33
Q

3.8% Na Citrate shelf life

A

24hrs

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34
Q

3.8% Na Citrate function

A

anticoagulant

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35
Q

acid citrate dextrose (ACD) shelf life

A

21 days

36
Q

Acid citrate dextrose shelf life

A

anticoagulant and preservative

37
Q

Citrate phosphate dextrose (CPD) shelf life

A

21 days up to 23 days

38
Q

Citrate phosphate dextrose function

A

anticoagulant and preservative

39
Q

Citrate phosphate dextrose with adenine function

A

anticoagulant and preservative

40
Q

Citrate phosphate dextrose with adenine shelf life

A

35 days

41
Q

whole blood good for (2)

A

oxygen increasing and volume expansion

42
Q

indications for giving whole blood

A

hypovolemic anemia

43
Q

fresh whole blood (2)

A

whole blood used within 6 hours of collection, has platelets and clotting factors

44
Q

Packed RBCs indication

A

anemic normovolemic

45
Q

giving packed RBC instead of whole blood does what

A

decreases chances of circulatory overload

46
Q

Fresh Frozen Plasma method to making

A

whole blood spun and separated within 6 hours and frozen

47
Q

fresh frozen plasma expires

A

in 1 year

48
Q

Fresh frozen plasma contains

A

coag factors and plasma protein

49
Q

indication for using fresh frozen plasma(2)

A

bleeding disorders, give passive immunity

50
Q

Stored plasma

A

clotting factors not as good

51
Q

Only difference from stored plasma

A

separated after 6 hours

52
Q

Method to make platelet rich plasma

A

spin at room temp at 2250 rpms for 4 minutes

53
Q

temp to keep platelet rich plasma

A

room temp, never refrigerate

54
Q

platelet rich plasma expires in

A

72 hours

55
Q

indication of platelet rich plasma

A

thrombocytopenia

56
Q

disadvantage of platelet rich plasma (2)

A

repeat transfusion due to short half life, increase chances reactions

57
Q

indication cryopercipitate

A

hemophilia A, and VWD

58
Q

best test for compatibility

A

crossmatch

59
Q

anticoagulant used for the crossmatch

A

EDTA

60
Q

for crossmatch, centrifuge samples at

A

3400 rpms for 1 minutes

61
Q

after first centrifuge for crossmatch

A

remove and retain plasma

62
Q

wash red cells with saline water to

A

remove any non-erythrocytic antigens

63
Q

to make cell suspension, mix

A

02mls blood with .98 mld saline

64
Q

Major cross match

A

2 drops donor red cell suspension, 2 drops recipient plasma

65
Q

minor cross match

A

2 drops donor plasma 2 drops recipient red cell suspension

66
Q

control

A

2 drops donor cell suspension, 2 drops donor plasma

67
Q

incubate crossmatch for

A

30 minutes at room temp

68
Q

to check for hemolysis during crossmatch fill

A

blue crit tube

69
Q

1 endpoint observations for crossmatch

A

hemolysis, agglutination

70
Q

technique to blood transfusion (4)

A

catheter, filter blood, warm, rate of admin

71
Q

can transfuse blood 3 ways

A

IV, IO, IP

72
Q

filter blood with

A

hemonate, admin set with filter

73
Q

rate of admin when start blood transfusion

A

.11 mls/3/minute for first 15 minutes to observe transfusion reaction

74
Q

indication for plasma transfusion (3)

A

hypoprteinemic, vital ds, warfarin tox

75
Q

transfusion reactions, 2 types

A

nonimmunologic, immunologic

76
Q

reasons for nonimmunologic reaction (5)

A

sepsis, dz transmission, allergic reaction to foreign protein, circulatory overload, hypothermia (arrythmias)

77
Q

types immunologic reactions

A

immediate, delayed

78
Q

immediate hypersensitivity usually requires

A

2nd transfusions

79
Q

immediate hypersensitivity signs

A

salivation, V/D, dyspnea, death

80
Q

delayed hypersensitivity shows

A

days to weeks after expression

81
Q

delayed hypersensitivity signs

A

decreased PCV, Hburia, hemolysis over time

82
Q

Oxyglobin is

A

bovine hemoglobin molecule

83
Q

Oxyglobin shelf life

A

2 years at room temp

84
Q

common use of oxyglobin

A

use at first response to buy time, no reaction

85
Q

oxyglobin turns

A

MM brown