Week 1 - vital signs Flashcards

1
Q

when to take vital signs?

A

before
during
after mobilization
When pt. is under stress, even if not assigned

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2
Q

Why take vital signs?

A

Gives general info about general health
Identifies abnormalities
tracks progress

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3
Q

4 major vital signs

A

HR
BP
Oxygen saturation
RR

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4
Q

Heart Rate - expressed in…

A

bpm (Beats per minute)

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5
Q

Normal HR for adults and children

A

Adults: 60-100
Children: 80–200 (the younger, the faster)

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6
Q

Factors affecting HR

A

body position
medication
caffeine
stress

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7
Q

Why measure HR

A

Gives frequency at which the heart is pumping out blood
rhythm and strength of pulse are good indication of what is happening internally
Indicator of how someone is reacting to exercise

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8
Q

3 different ways of measuring HR

A

radial check
pulse oximeter
telemetry - heart monitor

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9
Q

How would I document HR

A

HR 40 bpm at [level of exertion] (rest, mobilization, etc.)

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10
Q

Bradycardia

A

Slow HR of less than 50 bpm

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11
Q

Tachycardia

A

fast HR of more than 100 bpm at rest

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12
Q

Arrythmias

A

irregular heart beats
Heart beats out of rhythm

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13
Q

Blood Pressure expressed in…

A

mm Hg
millimeters of mercury

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14
Q

BP - good indicators of what?

A

Force and rate of heartbeat and diameter and elasticity of arterial walls

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15
Q

Systolic number

A

Top number
peak pressure produced by contracting ventricles

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16
Q

Diastolic number

A

bottom number
Pressure in arteries when ventricles are relaxed

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17
Q

Ranges of BP - Normal

A

120/80

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18
Q

Ranges of BP - Pre-hypertension

A

Systolic # 120-150
Diastolic # 80-89

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19
Q

Ranges of BP - Hypertension stage 1

A

Systolic # 140-159
Diastolic # 90-99

20
Q

Ranges of BP - Hypertension stage 2

A

Systolic # 160 or higher
diastolic # 100 or higher

21
Q

Ranges of BP - Hypertensive crisis

A

Systolic # higher than 180
Diastolic # Higher than 110

22
Q

2 important reasons for monitoring BP

A

Asymptomatic
Contraindications to exercise

23
Q

Measuring BP

A

manually - Sphygmomanometer (BP cuff)
automatically - automated BP monitor

24
Q

Hypertension

A

High BP

25
Q

Hypotension

A

Low BP

26
Q

Orthostatic hypotension

A

low BP occurring suddenly when standing up from supine or sitting position

27
Q

Hypotension symptoms

A

fatigue
dizziness
lightheaded
blurry vision

28
Q

Measuring BP manually - Stethescope

A
  1. earpieces toward nose
  2. turn on
  3. tap diaphragm to see if it is on
  4. place on artery on brachial artery
29
Q

Measuring BP manually - BP cuff - sphygmomanometer placement and systolic, diastolic sounds

A

arrows an inch above elbow/velcro side
directly on skin
pump to abt 200 and slowly release
place diaphragm on brachial pulse

systolic - when you start hearing heartbeat
Diastolic - when you stop hearing heartbeat

30
Q

Oxygen saturation expressed in…

A

%

31
Q

What does SpO2 measure

A

saturation of oxygen carried in RBCs
non-invasive

32
Q

SpO2

A

Oxygen saturation

33
Q

Measured with pulse oximeter

A

Small beams of light pass through blood in finger
measures changes of light absorption in oxygenated or deoxygenated blood

34
Q

How to get a good SpO2 reading

A

extremity - finger, toe, ear
warm skin
clean finger - no nail polish or fake nails

35
Q

Ranges SpO2 - Normal

A

95%-100%

36
Q

Ranges SpO2 - Hypoxic

A

85-94%

37
Q

Ranges Sp02 - Severely hypoxic

A

<85%

38
Q

Respiratory Rate - expressed in

A

bpm - breaths per minute

39
Q

How is RR measured

A

each full inhale and exhale

40
Q

RR measurement - abnormal stuff

A

breaths appear shallow and rapid, laboured, deep or noisy

41
Q

typical RR for adults

A

12-20 bpm

42
Q

Normal respiration

A

deep, even breaths during which rib cage fully contracts and relaxes

43
Q

When to get help - Sp02

A

below normal values and does not improve with rest

44
Q

When to get help - HR

A

becomes bradycardic or tachycardic

45
Q

When to get help - overall

A

pt. is symptomatic and doesn’t improve with rest