SPC Cardiopulmonary Physiology Unit 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is Alveolar Dead Space? | show 🗑
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| show | Pulmonary Embolism (blood clot)
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| show | Anatomic channel that bypasses the pulmonary capillary bed & empties venous blood into the L Atrium. (Ex: Thebesian, Broncial, Pulmonary, & Pleural veins)
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| show | Atelectasis & Alveolar Fluid
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| show | Conducting airways. Ideal body weight x 1 = approx dead space.
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| Explain Alveolar Dead space | show 🗑
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| show | Anatomic + Alveolar dead space (Vd/Vt)
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| What is FVC? | show 🗑
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| What is the BOHR Equation? | show 🗑
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| What is the normal Vd/Vt range? | show 🗑
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| If the difference between PaCO2 & PeCO2 is greater than 20, then ... | show 🗑
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| show | Vd/Vt
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| show | Increase in Vd/Vt
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| show | Diaphragm. (R & L hemidiaphragms)
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| What nerve innervates the diaphragm? | show 🗑
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| What are the accessory muscles of inspiration? | show 🗑
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| What are the accessory muscles of expiration? | show 🗑
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| What is IRV? | show 🗑
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| What is ERV? | show 🗑
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| What is RV? | show 🗑
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| show | Total Lung Capacity. Sum of all lung volumes.
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| What is VC? | show 🗑
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| What is IC? | show 🗑
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| show | Functional Residual Capacity. RV + ERV. Volume of gas in the lungs following a passive expiration.
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| show | Pneumonia, Pulmonary Edema
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| show | Kyphoscoliosis, Ascites, Gross Obesity
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| show | Used to compare adults & children
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| What is normal Specific Compliance? | show 🗑
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| What is Elastance? | show 🗑
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| show | 5cmH2O/L
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| Low values of elastance indicate: | show 🗑
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| show | The more alveoli in contact w/ other airways, the less likely they are to collapse.
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| show | Dipalmityl Lecithin - a phospholipid that dramatically reduces alveolar surface tension; keeps alveoli from collapsing.
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| show | Type II pneumocytes
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| What is LaPlace's Law? | show 🗑
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| show | Pressure goes up
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| show | Pressure goes down
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| show | Directly proportional
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| If Surface Tension goes up, then Distending Pressure ... | show 🗑
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| show | Goes down
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| show | Increase
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| show | Decrease
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| General causes of Surfactant Deficiency | show 🗑
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| Specific causes of Surfactant Deficiancy | show 🗑
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| A horizontal reflection on a compliance curve denotes ... | show 🗑
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| show | High compliance; lots of V for little P.
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| A horizontal curve = | show 🗑
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| show | Pneumonia, pulmonary edema, pulmonary fibrosis(silicosis), atelectasis
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| A vertical curve = | show 🗑
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| Too much lung compliance can cause ... | show 🗑
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| show | 50
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| show | 30 - or puppies die & Sarah McLachlan cries.
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| Normal Airway Resistance | show 🗑
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| High value of Raw indicates: | show 🗑
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| Raw equation: | show 🗑
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| show | Vt / Plat - Peep
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| C dyn equation: | show 🗑
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| show | Plat - Peep / Vt
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| show | Peak - Peep / Vt
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| What is Conductance? | show 🗑
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| Normal Conductance | show 🗑
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| show | Asthma, Chronic Bronchitis
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| What is Resistance? | show 🗑
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| show | 20
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| What is airway resistance? | show 🗑
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| show | 80
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| show | Bronchospasm, secretions, mucosal edema, low elastance, artificial airway(ET & Trach tubes)
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| show | Diameter x 16
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| show | Flow ~ P x r(to the 4th power) Addresses laminar flow, occurs in the small airways <2mm in diameter. WOB increases when Diameter decreases.
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| show | 2rvd / n. # >2000 establishes turbulent flow.
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| show | Stridor, croup(post extubation), foreign body aspiration, upper airway masses
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| What is the purpose of low density gases? | show 🗑
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| show | The time required for a lung unit to empty approx. 65% of a tidal volume of breath
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| show | Kt = Cl x Raw
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| show | .2 seconds
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| show | 2.0 sec = asthma, bronchitis; 4.0 sec = emphysema
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| Short Time constant indicate: | show 🗑
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| show | Short amount of time to empty O2 from the lungs
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| Long Time Constant = | show 🗑
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| What is the Specific Compliance equation? | show 🗑
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