'Alveolar ventilation' diaporamas de présentation

Respiratory Module

Respiratory Module. Lower Respiratory Tract Infections Lecture 6. Atelectasis. Definition Closure or collapse of alveoli. Atelectasis: Pathophysiology. Can occur as a result of i alveolar ventilation or any type of blockage that impedes the passage of air to and from the alveoli.

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Exercise Physiology

Exercise Physiology. J.M. Cairo, Ph.D. LSU Health Sciences Center New Orleans, Louisiana jcairo@lsuhsc.edu. Somatic Factors Sex and Age Body Dimension Health. Training Adaptation. Psychic Factors Attitude Motivation. Bioenergetics Storage Fuels Fuel Intake Oxygen Uptake

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Ventilation, Transport of gases and oxygen delivery

Ventilation, Transport of gases and oxygen delivery. Dr. Megha Jain. University College of Medical Sciences & GTB Hospital, Delhi. Contents. Lung volumes Mechanics of ventilation Work of breathing Diffusion of gases Transport of gases and oxygen delivery. Lung volumes.

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Chapter 5

Chapter 5. RESPIRATION. Introduction ? Containing: inspiration & expiration ? Functions: O btain O 2 from external environment R emove CO 2 form the body ? Respiratory processes: P ulmonary ventilation G as exchange in the lung G as transport in the blood

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Chapter 10 Respiration During Exercise

Chapter 10 Respiration During Exercise. EXERCISE PHYSIOLOGY Theory and Application to Fitness and Performance, 5 th edition Scott K. Powers & Edward T. Howley. Introduction. The Respiratory System Provides a means of gas exchange between the environment and the body

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Chapter 23

Chapter 23. Respiratory System. Respiration. Ventilation : Movement of air into and out of lungs External respiration : Gas exchange between air in lungs and blood Transport of oxygen and carbon dioxide in the blood Internal respiration : Gas exchange between the blood and tissues.

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ACID-BASE DISORDERS

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Phol 480: Pulmonary Physiology Section Session 3: Control Instructor Jeff Overholt

Phol 480: Pulmonary Physiology Section Session 3: Control Instructor Jeff Overholt e-mail: jxo@po.cwru.edu phone: 8962 location: E616 Medical School Text: Berne and Levy, Fourth ed. Chapter 36.

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THE AUSTRALIAN NATIONAL UNIVERSITY

THE AUSTRALIAN NATIONAL UNIVERSITY. Alveolar Ventilation and Factors Influencing It Christian Stricker Associate Professor for Systems Physiology ANUMS/JCSMR - ANU Christian.Stricker@anu.edu.au http:/ /stricker.jcsmr.anu.edu.au/Ventilation.pptx. Aims.

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Oxygen Concentration and Partial Pressure in the Alveoli

Oxygen Concentration and Partial Pressure in the Alveoli. The oxygen concentration in the alveoli, and its partial pressure is controlled by: The rate of absorption of oxygen into the blood

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Ventilation/Perfusion Relationships Dr.Shafali Singh

Ventilation/Perfusion Relationships Dr.Shafali Singh. Learning objectives. Identify the average V/Q ratio in a normal lung. Explain how V/Q is affected by the vertical distribution of ventilation and perfusion in the healthy lung.

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Hypercarbia and Hypoxemia

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Blood Gases: Pathophysiology and Interpretation

Blood Gases: Pathophysiology and Interpretation. Tintinalli Chapter 26 Sept. 1, 2005. Definitions. Ventilation: Is a function of the rate and depth of breathing and determines the clearance of carbon dioxide from the body

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GAS EXCHANGE

GAS EXCHANGE. Dr. JAWAD NAWAZ. Diffusion. Random movement of molecules of gas by their own kinetic energy Net diffusion from higher conc. to lower conc Molecules try to equilibrate in all empty places. Partial pressure. The pressure exerted by the gas molecules on a surface

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Pulmonary Gas Exchange and Gas Transport

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NONINVASIVE POSITIVE PRESSURE VENTILATION WITH THE 7200AE VENTILATOR

NONINVASIVE POSITIVE PRESSURE VENTILATION WITH THE 7200AE VENTILATOR. OBJECTIVES. Be able to list the advantages of using the 7200 ventilator for NPPV Be able to select appropriate ventilator settings Define the weaning technique for mask ventilation. ADVANTAGES.

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PaCO2 equation

PaCO2 equation. Alveolar Ventilation www.mecriticalcare.net. The Key to Blood Gas Interpretation: Four Equations, Three Physiologic Processes. Equation Physiologic Process 1) PaCO2 equation Alveolar ventilation 2) Alveolar gas equation Oxygenation

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The E ffects of N oninvasive V entilation in P atients with C ystic F ibrosis

The E ffects of N oninvasive V entilation in P atients with C ystic F ibrosis. Senay RE , Uyan ZS, Oktem S, Karadag B, Ersu R, Karakoc F, Dagli E Marmara University School of Medicine, Department of Pediatrics, Istanbul, Turkey. C ystic F ibrosis (CF).

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VENTILATION IN EXERCISE

VENTILATION IN EXERCISE. in exercise TV usually increses up to the level of 60% VC only then breathing rate starts to rise ventilation , VE = breathing frequency x TV. in maximal work a large male endurance athlete can have VE of more than 200 l/min.

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