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Data Collection During Exercise testing

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Preguntas del test (27)

1SpO2 – Pulse Ox
Advantage: [blank_start]Continuous[blank_end] readings
Disadvantage: Inaccurate with poor perfusion or [blank_start]motion[blank_end] artifact
Terminate test if SpO2 is <[blank_start]85[blank_end]%
1. AContinuous
2. Bmotion
3. C85
2Tidal Volume Vt
= VE / RR
Normal: [blank_start]5[blank_end] ml per kg of body weight
At low/moderate workloads total ventilation will increase by increasing [blank_start]tidal volume[blank_end]
At high workloads total ventilation increases by increasing [blank_start]respiratory rate[blank_end]
1. A5
2. Btidal volume
3. Crespiratory rate
3Frequency of Breathing
(# of accumulated breathes) / testing time in minutes = RR
Normal at rest: [blank_start]8[blank_end] – [blank_start]12[blank_end]
1. A8
2. B12
4Minute Ventilation
Vt x RR = Ve

Normal Resting: [blank_start]5[blank_end] – [blank_start]10[blank_end] L/min
Normal Exercising: [blank_start]100[blank_end] – [blank_start]200[blank_end] L/min
Maximum minute ventilation = FEV1 x [blank_start]35[blank_end]
Should be able to reach [blank_start]70[blank_end]% of max
If max minute ventilation is [blank_start]reached[blank_end] this indicates a primary ventilator limitation to exercise.
1. A5
2. B10
3. C100
4. D200
5. E35
6. F70
7. Greached
5Alveolar Minute Ventilation
= (Vt-[blank_start]VD[blank_end]) x [blank_start]RR[blank_end] or = VE – (VD x RR)
Estimated anatomical deadspace is [blank_start]1[blank_end] ml per lb of body weight
1. A1
2. BRR
3. CVD
6O2 Consumption – (VO2) Amount of O2 [blank_start]consumed[blank_end] in L/min
Normal at Rest: [blank_start].25[blank_end] L/min
Normal Exercising: Up to [blank_start]4[blank_end] L/min
Requires inline gas analyzers to measure O2%, an FeCO2 [blank_start]analyzer[blank_end] and a spirometer
1. Aconsumed
2. B.25
3. C4
4. Danalyzer
7O2 Pulse
Volume of O2 consumer per [blank_start]heartbeat[blank_end]
(VO2/HR) x [blank_start]1000[blank_end] = mL O2/beat
Normal Resting: [blank_start]2.5[blank_end] – [blank_start]4[blank_end] mL O2/beat
Normal Exercising: [blank_start]10[blank_end] – [blank_start]15[blank_end] mL O2/beat
Significance: O2 pulse that doesn’t increase with high HR indicates [blank_start]heart[blank_end] disease
Tachycardia at rest will [blank_start]decrease[blank_end] O2 pulse
Arrhythmia will [blank_start]increase[blank_end] O2 pulse
Beta Blockers will [blank_start]increase[blank_end] O2 pulse
Plateau in O2 consumption will [blank_start]decrease[blank_end] O2 pulse
1. Aheartbeat
2. B1000
3. C2.5
4. D4
5. E10
6. F15
7. Gheart
8. Hdecrease
9. Iincrease
10. Jincrease
11. Kdecrease
8CO2 Production (VCO2) – Amount of CO2 [blank_start]produced[blank_end] in L/min
Normal resting: [blank_start].2[blank_end] L/min
Normal exercising: Up to [blank_start]4[blank_end] l/min
Gives indication of [blank_start]metabolic[blank_end] status
FeCO2 x [blank_start]VE[blank_end] = VCO2
1. Aproduced
2. B.2
3. C4
4. Dmetabolic
5. EVE
9PH
pH will decrease due to increased [blank_start]PaCO2[blank_end] and [blank_start]lactic[blank_end] acid
In normal patients, pH will not decrease until [blank_start]anaerobic threshold[blank_end] is reached.
1. Alactic
2. BPaCO2
3. Canaerobic threshold
10Alveolar-Arterial O2 Tension, A-a Gradient, PAO2-PaO2 or P(A-a)O2
PaO2 <[blank_start]50[blank_end] means you should terminate the tes
Normal P(A-a)O2
On RA: [blank_start]10[blank_end]-[blank_start]20[blank_end]
On 100% O2: Less than [blank_start]100[blank_end]
Increase in P(A-a)O2 with [blank_start]decrease[blank_end] in PaO2: Increased right to left [blank_start]shunt[blank_end], [blank_start]V/Q[blank_end] mismatch, [blank_start]diffusion[blank_end] defects
Use Supplemental O2 if [blank_start]hypoxemic[blank_end] at rest.
1. A50
2. B10
3. C20
4. D100
5. Edecrease
6. Fshunt
7. GV/Q
8. Hdiffusion
9. Ihypoxemic

11Ventilatory Equivalent for O2 (Ve/VO2)
Relationship of Ve to [blank_start]workload[blank_end] performed (VO2)
Gives indication of [blank_start]efficiency[blank_end] of gas exchange at different workloads
[blank_start]Ve[blank_end](BTPS)/[blank_start]VO2[blank_end](STPD)
Normal at rest and low/moderate workloads: [blank_start]20[blank_end] – [blank_start]30[blank_end] L/LVO2
Increase in Ve out of proportion to [blank_start]increase[blank_end] in VO2 means [blank_start]pulmonary[blank_end] disease
Increase in Ve/VO2 at rest means [blank_start]hyperventilation[blank_end]
1. Aworkload
2. Befficiency
3. CVe
4. DVO2
5. E20
6. F30
7. Gincrease
8. Hpulmonary
9. Ihyperventilation
12Ventilatory Equivalent for CO2 (Ve/VCO2)
Relationship of Ve to [blank_start]VCO2[blank_end]
[blank_start]Ve[blank_end](BTPS)/[blank_start]VCO2[blank_end](STPD)
Normal: [blank_start]25[blank_end]-[blank_start]35[blank_end] L/LCO2
Can be used to determine maximum tolerable workloads for patients with [blank_start]pulmonary[blank_end] disease
Anaerobic threshold reached when Ve/VCO2 is constant but Ve/VO2 [blank_start]increases[blank_end]
1. AVCO2
2. BVe
3. CVCO2
4. D25
5. E35
6. Fpulmonary
7. Gincreases
13PaCO2/ETCO2
Used to calculate [blank_start]VD/Vt[blank_end]
Normal VD/Vt = [blank_start].2[blank_end] - [blank_start].4[blank_end] at rest
[blank_start]Decreases[blank_end] with exercise
Moderate Workloads: PaCO2 is constant, [blank_start]PeCO2[blank_end] increases
High Workloads: Metabolic [blank_start]acidosis[blank_end] due to lactic acid production
1. AVD/Vt
2. B.2
3. C.4
4. DDecreases
5. EPeCO2
6. Facidosis
14Respiratory Exchange Ratio (RER)
Relationship of O2 consumption and CO2 production at the mouth which represents gas exchange in the lungs
RER = [blank_start]VCO2[blank_end]/[blank_start]VO2[blank_end] or (FeCO2xVe)/VO2
Normal at rest: [blank_start].85[blank_end]
Normal with Exercise: [blank_start]1.0[blank_end] or greater
RER should [blank_start]increase[blank_end] at anaerobic threshold
1. AVCO2
2. BVO2
3. C.85
4. D1.0
5. Eincrease
15Hemodynamics
Cardiac Monitor – Simplest way to monitor heart rate and rhythm.
Normal HR: [blank_start]60[blank_end] – [blank_start]100[blank_end]
1. A60
2. B100
16Blood Pressure:
Equipment: Indwelling catheter and pressure transducer
You can also take BP [blank_start]manually[blank_end]
Normal Values:
Systolic: [blank_start]120[blank_end]
Diastolic: [blank_start]80[blank_end]
Mean: [blank_start]93[blank_end]
MAP = (2x [blank_start]diastolic[blank_end] + [blank_start]systolic[blank_end])/3
Heart spends twice as much time in [blank_start]diastole[blank_end].
1. Amanually
2. B120
3. C80
4. D93
5. Ediastolic
6. Fsystolic
7. Gdiastole
17Central Venous Pressure (CVP)
Used to Monitor systemic [blank_start]venous[blank_end] drainage and function of the [blank_start]right[blank_end] heart.
Catheter is located in [blank_start]right[blank_end] [blank_start]atria[blank_end].
Normal: [blank_start]2[blank_end]-[blank_start]6[blank_end] mmHG or [blank_start]4[blank_end]-[blank_start]12[blank_end] cmH2O
CVP – AKA:
Right [blank_start]Atrial[blank_end] Pressure
R Atriral filling pressue
[blank_start]Right[blank_end] side preload
Right ventricular [blank_start]filling[blank_end] pressure
[blank_start]Right[blank_end] ventricular end [blank_start]diastolic[blank_end] pressure
1. Avenous
2. Bright
3. Cright
4. Datria
5. E2
6. F6
7. G4
8. H12
9. IAtrial
10. JRight
11. Kfilling
12. Ldiastolic
13. MRight
18Pulmonary Artery pressure (PAP)
PAP and PCWP are measure with [blank_start]balloon[blank_end] tipped [blank_start]flow[blank_end] directed pulmonary artery catheter (Swan Ganz)
Catheter is directed through the [blank_start]right[blank_end] side of the heart and positioned in [blank_start]pulmonary artery[blank_end]
Normal PAP:
Systolic: [blank_start]25[blank_end] mmHg
Diastolic: [blank_start]8[blank_end] mmHg
Mean: [blank_start]14[blank_end] mmHg
Mixed [blank_start]venous[blank_end] samples should be drawn from pulmonary artery.
If blood is bright red the balloon was [blank_start]inflated[blank_end] or wedged if PaCO2 = PaO2
1. Aballoon
2. Bflow
3. Cright
4. Dpulmonary artery
5. E25
6. F8
7. G14
8. Hvenous
9. Iinflated
19Pulmonary Capillary Wedge Pressure (PCWP)
When balloon is [blank_start]inflated[blank_end] it will measure PCWP
Normal = [blank_start]8[blank_end] mmHg (4-12)
Estimates pulmonary [blank_start]venous[blank_end] drainage back to [blank_start]left[blank_end] heart
PCWP aka:
[blank_start]Left[blank_end] atrial pressure
Left atrial [blank_start]filling[blank_end] pressure
Left side preload
[blank_start]Left[blank_end] ventricular filling pressure
Left [blank_start]ventricular[blank_end] end diastolic pressure
1. Ainflated
2. B8
3. Cvenous
4. Dleft
5. ELeft
6. Ffilling
7. GLeft
8. Hventricular
20Cardiac Output (Qt)
Output of left [blank_start]ventricle[blank_end] to systemic [blank_start]arterial[blank_end] circulation
Normal Qt is [blank_start]5[blank_end] L/min (4-8) depending on body size
Fick equation: Qt = [blank_start]VO2[blank_end]/(C(a-v)O2x [blank_start]10[blank_end])
If stroke volume is known: Qt= [blank_start]HR[blank_end] x [blank_start]Stroke Volume[blank_end]
Thermal Dilution: Cold saline injection
Cardiac Index = [blank_start]Qt[blank_end] /([blank_start]body surface area[blank_end]) Normal: [blank_start]2.5[blank_end] – [blank_start]4[blank_end] lpm/m2
1. Aventricle
2. Barterial
3. C5
4. DVO2
5. E10
6. FHR
7. GStroke Volume
8. HQt
9. Ibody surface area
10. J2.5
11. K4
21CVP: ↑ ↑ PAP: N ↓ PCWP: N ↓ QT: N = [blank_start]Right[blank_end] Heart Failure, [blank_start]Cor[blank_end] Pulmonale, [blank_start]Tricuspid[blank_end] Valve Stenosis
1. ATricuspid
2. BRight
3. CCor
22CVP: ↑ PAP: ↑↑ PCWP: N ↓ QT: N = [blank_start]Lung[blank_end] Disorders, Pulm [blank_start]Embolism[blank_end], [blank_start]Pulm[blank_end] HTN, Air [blank_start]Embolism[blank_end]
1. ALung
2. BEmbolism
3. CPulm
4. DEmbolism
23CVP: N PAP: ↑ PCWP: ↑↑ QT:↓ = [blank_start]Left[blank_end] heart Failure, [blank_start]mitral[blank_end] valve stenosis, [blank_start]CHF[blank_end], High [blank_start]PEEP[blank_end] effects
1. ALeft
2. Bmitral
3. CCHF
4. DPEEP
24CVP: ↑↑ PAP: ↑ PCWP: ↑ QT: ↑ = [blank_start]Hypervolemia[blank_end]
CVP: ↓↓ PAP: ↓ PCWP: ↓ QT: ↓ = [blank_start]Hypovolemia[blank_end]
1. AHypervolemia
2. BHypovolemia
25Systemic Vascular resistance (SVR) : Pressure gradient across [blank_start]systemic[blank_end] circulation divided by [blank_start]Qt[blank_end]
SVR = ([blank_start]MAP[blank_end] – [blank_start]CVP[blank_end]) / Qt
Normal: <[blank_start]20[blank_end] mmHg/l/min or 1600 Dynes/sec
SVR is [blank_start]increased[blank_end] with systemic hypertension or vasoconstriction
1. Asystemic
2. BQt
3. Cincreased
4. D20
5. EMAP
6. FCVP
26Pulmonary Vascular Resistance (PVR): Pressure gradient across [blank_start]pulmonary[blank_end] circulation divided by Qt
PVR = ([blank_start]MPAP[blank_end] – [blank_start]PCWP[blank_end]) / Qt
Normal: < [blank_start]2.5[blank_end] mmHg/L/mi or 200 Dynes/sec
PVR is increased with [blank_start]hypoxia[blank_end], [blank_start]pulmonary[blank_end] HTN, [blank_start]lung[blank_end] disease
1. Apulmonary
2. BMPAP
3. CPCWP
4. D2.5
5. Ehypoxia
6. Fpulmonary
7. Glung
27Metabolic Measurements
[blank_start]Breath[blank_end]-by-breath measurement
Determines [blank_start]metabolic[blank_end] measurements of VO2, VCO2, RR, Vt
Requires use of one way valve, [blank_start]pneumotach[blank_end] and continuous sampling of gases.

Mixing Chamber
Pt inspires room air via 1 way valve then exhales into gas mixing chamber with [blank_start]baffles[blank_end] to completely mix the gases
[blank_start]O2[blank_end] and [blank_start]CO2[blank_end] concentration are measured.
1. ABreath
2. Bmetabolic
3. Cpneumotach
4. DO2
5. ECO2
6. Fbaffles

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Descripción: El usuario ha eliminado su información de asignaturas Test sobre Data Collection During Exercise testing, creado por Usuario eliminado el 19/08/2016.
Autor: Usuario eliminado
Idioma: English
Visitas: 25
Historial: Creado el 19 ago 2016 · actualizado el 24 nov 2016
Etiquetas: el usuario ha eliminado su información de asignaturas

Data Collection During Exercise testing

Preguntas del test (27)

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