SPC Cardiopulmonary Physiology Unit 2 Exam 1B
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| show | Pulmonary Embolism
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| What is alveolar dead space? | show 🗑
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| show | Thebesian Veins
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| What is a Capillary Shunt? | show 🗑
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| What conditions are associated with Capillary Shunt? | show 🗑
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| show | The conducting airways, estimated as 1ml/lb of ideal body weight
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| What is Alveolar Dead Space? | show 🗑
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| show | Anatomic + Alveolar Dead space known as (VD/VT)
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| show | (VD/VT)=(PaCO2-PeCO2)/PaCO2
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| What is the normal range of (VD/VT)? | show 🗑
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| What is the VA ratio? | show 🗑
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| show | VE x VA ratio
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| show | Minute Ventilation
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| How do you calculate minute ventilation (VE) | show 🗑
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| What is the relationship between Dead Space ventilation and respiratory rate? | show 🗑
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| What is (VD/VT)? | show 🗑
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| What muscles are part of Passive Inspiration? | show 🗑
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| What are the 4 accessory muscles of Inspiration? | show 🗑
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| show | 1. Rectus Abdominus
2. Transverse Abdominus
3. External Oblique
4. Internal Oblique
5. Internal Intercostals
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| show | Tidal Volume- Normal resting breath (5-7ml/Kg)
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| show | Inspiratory Reserve Volume- Max breath in "on top of VT"
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| What does ERV mean? | show 🗑
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| What does RV mean? | show 🗑
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| What TLC mean? | show 🗑
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| show | Vital Capacity- The volume of air breathed out after the deepest inhalation
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| How do you calculate Vital Capacity(VC)? | show 🗑
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| What does IC mean? | show 🗑
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| How do you calculate Inspiratory Capacity(IC)? | show 🗑
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| show | Functional Residual Capacity- The volume in the lungs at the end-expiratory position
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| How do you calculate Functional Residual Capacity(FRC)? | show 🗑
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| What volumes increase with an obstructed lung? | show 🗑
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| show | IRV, VC, ERV, IC
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| show | Obstructed lung allows inspiration but not expiration WHERE AS Restricted lung does not allow inspiration.
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| show | Lung that allows inspiration but not expiration causing an enlarged lung
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| What is a Restricted Lung? | show 🗑
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| What volumes increase with a restricted lung? | show 🗑
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| What volumes decrease with a restricted lung? | show 🗑
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| show | Lung Compliance
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| What does (CThorax) mean? | show 🗑
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| What does (CLT) mean? | show 🗑
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| show | 0.2L/cmH2O
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| show | 0.2L/cmH2O
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| show | 0.1L/cmH2O
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| show | Change is Volume(V)/Change is Pleural Pressure(P) or V/P
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| How to calculate Total Compliance? | show 🗑
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| Low Lung compliance indicates what diseases? | show 🗑
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| Low Thoracic Compliance indicates what diseases? | show 🗑
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| show | True
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| Elastance calculation is what? | show 🗑
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| show | 5cmH2O/L
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| show | Emphysema
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| show | Surfactant
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| show | A phospholipid that dramatically reduces Alveolar Surface Tension forces
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| T/F Surfactant reduces the surface tension on the alveoli? | show 🗑
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| Laplace's Law formula is? | show 🗑
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| P in Laplace's Law means what? | show 🗑
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| show | Surface Tension
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| r in LaPLACE'S Law means what? | show 🗑
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| What is the relationship between Radius of a Sphere and Surface Tension? | show 🗑
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| show | Acidoses, Hypoxia, Hyperoxia (High FIO2), Atelectasis, Prematurity, Pulmonary Vascular Congestion
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| What are the specific causes of surfactant deficiency? | show 🗑
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| show | Compliance Curves
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| A horizontal reflection denotes what? | show 🗑
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| A vertical reflection denotes what? | show 🗑
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| P-V significance of Horizontal Curve (Low Lung Compliance)? | show 🗑
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| P-V significance of Vertical Curve (High Lung Compliance)? | show 🗑
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| What is the abbreviation for Airway Resistance? | show 🗑
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| show | Frictional resistance afforded by the airways.
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| What is the normal range for Airway Resistance? | show 🗑
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| High values of (RAW) indicate what? | show 🗑
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| show | (GAW)
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| What is the formula for Airway Resistance(RAW)? | show 🗑
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| show | True
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| show | Ease of Flow
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| What is the formula for Conductance(GAW)? | show 🗑
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| show | 0.5-1.5 L/sec/cmH2O
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| Low values of (GAW) indicate what? | show 🗑
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| How does chest wall tissue contribute to resistance of breathing? | show 🗑
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| show | Impedance to movement of gas through the airways and also affords approximately 80% of breathing resistance in healthy adults.
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| Of the 80% airway resistance has on breathing how is that broken down through the airways? | show 🗑
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| show | Bronchospasm, Secretions, Mucosal Edema, Low Elastance, Artificial Airways (Trach & ET Tube)
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| show | Laminar & Turbulent
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| show | Address Laminar Flow, occurs in the small airways <2mm in diameter
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| show | Flow-Pr^4
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| show | P=Pressure & r=radius
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| show | 16 fold jump in P as r decreases 50%
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| What is Reynolds Number equation? | show 🗑
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| show | Turbulent Flow
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| show | r=airway radius, v=velocity, d=density, and n=viscosity
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| Reynolds number >2000 establishes what? | show 🗑
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| show | True like He vs. O2
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| show | 1. Stridor
2. Croup
3. Foreign body aspiration
4. Upper airway masses
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| What is the Time Constants formula? | show 🗑
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| show | Defined as the time (seconds) to inflate a lung region to about 60%of its potential filling capacity
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| T/F Kt = seconds | show 🗑
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| show | Kt = .2 x 1 = .2 seconds
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| show | Kt = .2 x 10 = 2.0 seconds i.e. Asthma or Bronchitis
OR
Kt = .4 x 10 = 4.0 seconds i.e. Emphysema
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| show | Kt = .05 x 2 = .1 seconds i.e. Pneumonia, IRDS, ARDS, or Cardiogenic Pulmonary Edema
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| show | Infant Respiratory Distress Syndrome
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| show | Acute Respiratory Distress Syndrome
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