Maricopa Community Colleges  RES205   19956-20086 
Official Course Description: MCCCD Approval: 07/22/08
RES205 19956-20086 LEC 3 Credit(s) 3 Period(s)
Applied Biophysics for Respiratory Care
Topics include the laws of Physics and their relationship to the respiratory system and other body systems relating to respiratory care.
Prerequisites: Admission into the therapist level program or permission of Instructor.
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MCCCD Official Course Competencies:
 
RES205   19956-20086 Applied Biophysics for Respiratory Care
1. Define the physical principles related to the mechanics of ventilation. (I)
2. Identify the application of the gas laws to clinical situations. (III)
3. Identify how changes in pressure effect gas exchange in the pulmonary system and at the tissue level. (II, IV, V, X)
4. Identify the effects of temperature changes on human physiology. (X)
5. Define the physical principles related to the operation of oxygen analyzers and oximeters. (IX)
6. Contrast the effects of compliance and resistance on air and fluid dynamics. (I, VI, VII)
7. Identify the relationship between work, kinetic energy and potential energy. (VIII)
8. Identify the effects of atmospheric pressure on the respiratory and the circulatory systems. (IV)
9. Differentiate the effects of hydrostatic and osmotic pressure in the pulmonary and tissue capillary beds. (II)
10. Identify the uses in respiratory care for ultrasound, CAT scans, nuclear medicine and fiber optics. (IX)
11. Recognize and describe biomedical electrical and safety factors. (IX)
12. Identify the principles of conventional mechanical ventilator design. (VI, XI)
13. Utilize the necessary mathematical skills to calculate the formula of the laws of physics. (I, II, III, IV, VI)
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MCCCD Official Course Outline:
 
RES205   19956-20086 Applied Biophysics for Respiratory Care
    I. Physical principles of the mechanics of ventilation
        A. Hooke's Law and relationships
          1. Compliance
          2. Elastance
        B. LaPlace's Law and relationships
          1. Pulmonary surfactant
          2. Surface tension
      II. Circulatory pressures
          A. Pulmonary pressures
          B. Systemic pressures
          C. Variations in blood pressure
          D. Capillary dynamics
            1. Starling's Law
            2. Osmotic pressures
            3. Hydrostatic pressures
            4. Interstitial pressures
            5. Capillary dynamics changes with peripheral and pulmonary edema
            6. Calculate filtration and reabsorption pressures
        III. The properties of gases
            A. Ideal Gas Law
            B. Boyle's Law
            C. Charles' Law
            C. Gay-Lussac's Law
            D. Calculate problems utilizing gas laws.
            E. Physiologic applications of the gas laws
            F. Clinical application of the gas laws
          IV. Atmospheric pressures
              A. Dalton's Law of partial pressures
                1. In the atmosphere
                2. In the trachea
                3. In the alveoli
              B. Manometers of measurement
              C. Water-seal drainage
              D. Significance of Avogadro's law to gas volumes
            V. Circulatory pressures
                A. Pulmonary pressures
                B. Systemic pressures
                C. Variations in blood pressure
              VI. Principles and laws of fluid dynamics
                  A. Law of Continuity
                    1. Ventilatory physiology
                    2. Circulatory physiology
                  B. Bernoulli's principles and relationships
                    1. Air entrainment devices
                    2. Partially obstructed airways
                  C. Venturi principles
                  D. Transheobronchial flow patterns
                  E. Resistance to ventilation
                    1. Inertial resistance
                    2. Elastic or viscous resistance
                    3. Airway resistance
                  F. Fluid viscosity
                  G. Poiseuille's Law and relationships
                    1. Airway resistance
                    2. Airway length
                    3. Flow patterns to Reynold's number
                  H. Pascal's principles and pistons
                  I. Barometers
                    1. Anaeroid
                    2. Mercury
                VII. Motion
                    A. Newton's Laws
                    B. Gravity
                    C. Traction
                  VIII. Energy and work
                      A. Kinetic Theory of Matter
                      B. Relationship between work and kinetic energy
                      C. Relationship between work and potential energy
                      D. Law of Conservation of Energy
                    IX. Electricity and magnetism
                        A. Oxygen analyzers
                        B. Oscilloscopes
                        C. Oximeters
                        D. Defibrillators
                        E. Electrocardiograms
                        F. Pacemakers
                        G. Dopplers
                        H. Electrical and safety factors
                      X. Heat energy
                          A. Temperature
                            1. Fahrenheit, Celsius and Kelvin scales
                          B. Physiologic effects
                            1. Hypothermia
                            2. Hyperthermia
                          C. Humidity and vapor pressure
                            1. Body humidity
                            2. Relative humidity
                            3. Humidity deficit
                          D. Evaporation
                          E. Condensation
                        XI. Principles of mechanical ventilation design
                            A. Fluidics
                            B. High frequency jet
                            C. High frequency oscillator
                            D. Electronic solenoid
                            E. Electronic microprocessor
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