measure and monitor BP Flashcards

(50 cards)

1
Q

artery or vein for a pulse

A

artery

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2
Q

the pressure within arteries

A

blood pressure

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3
Q

the pressure within veins

A

central venous pressure CVP

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4
Q

hypotension is usually due to what 5 things

A

anesthesia, drugs, toxins, hemorrhagic shock, dehydration

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5
Q

hypertension is usually due to what 3 things

A

kidney disease, hyperthyroidism, metabolic change

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6
Q

if BP rises too high, organs can

A

be over perfused or undergo barotrauma

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7
Q

what is barotrauma

A

sensory nerve becomes damaged where you cannot lower bp on your own.

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8
Q

what must be considered when evaluating a BP

A

species, gender, age, intact? season

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9
Q

effect of white coat syndrome

A

increased blood pressure

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10
Q

bp above/below mandates intervention

A

above- 180/120 mmHg

below- 70/40 mmHg

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11
Q

what to do if bp is extremely low

A

increase fluids, decrease depth of anesthesia

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12
Q

systolic range and diastolic range

A

systolic- 90-160 mmHg

diastolic- 50-90 mmHg

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13
Q

MAP stands for

A

mean arterial pressure

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14
Q

normal MAP awake vs anesthetized

A

awake- 85-120 mmHg

anesthetized- 70-99 mmHg

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15
Q

highest pressure exerted/ lowest pressure exerted

A

highest- systolic pressure

lowest- diastolic pressure

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16
Q

the average pressure through the cardiac cycle

A

MAP

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17
Q

the best indicator of perfusion that is most important during anesthesia

A

MAP

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18
Q

calculating MAP

A

diastolic pressure + ( sys - dia / 3)

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19
Q

direct vs indirect - which one is used more in vet practice? research and referral practice?

A

indirect is used in vet practice

direct- research and referral practices

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20
Q

direct

A

more accurate, more painful- placement of indwelling catheter.

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21
Q

placement of indwelling catheter causes

A

hematoma and infection

22
Q

indirect

A

most affordable, non-invasive method

23
Q

3 methods of indirect

A

auscultatory
ultrasonic doppler- manual
oscillometric- automatic & prints

24
Q

the 3 methods of indirect use

A

an inflatable cuff

25
how is pressure measured in an inflatable cuff
manometer (sphygomomanometer) | a pressure transducer
26
what detects blood flow as a change in frequency of reflected sound
doppler flowmeters
27
how do doppler flowmeters detect blood flow
motion of red blood cells
28
the probe of the doppler must be separately positioned where on which limb?
distal to the cuff on the same limb
29
dopplers are more reliable for which measurements
systolic bp
30
detects pressure fluctuations in the occluding cuff resulting from the pulse pressure
oscillometrics
31
what is connected with cuff as one piece
unit
32
which indirect method used only by one technician
oscillometrics
33
oscillometrics are useful in what 2 patients
anesthetized and critical care patients
34
what site can you only use oscillometers
cranial tibial arteries
35
3 sites use with doppler and oscillometers
brachial artery, medial coccygeal, median arteries
36
most common placement for doppler technique
cuff is placed around median artery
37
for every 2 cm above/below
above- add 1 mmHg | below- subtract 1 mmHg
38
what is placed between the carpal and metacarpal pad
the transducer
39
cuff width is indicated in
mm
40
cuff width should be -ideal
40% of limb circumference
41
what position should the pt be in
sternal, lateral
42
add what to a cats reading
15 mm Hg
43
few anxiety induced artifacts
visiting the vets restraint noise odor
44
anxiety can be minimized by
obtaining a bp before the PE, xray, bloodwork
45
allow the animal to acclimate to its surroundings for
5-15 minutes
46
weakest point of the manometer
the tip of the manometer where it tapers to fit the stopcock
47
the direction the white knob is pointed is what position
the off position of the stopcock
48
the bottom of the manometer is held at the level of the
right atrium
49
values greater than 10 cm of h2o indicate
venous congestion increased thoracic pressure volume overload
50
volume 8-10 cm of h2o indicate
increase in vascular volume suspected volume overload fluid therapy should be slowed or stopped