'Ventilation perfusion' presentation slideshows

Structures and Functions of the Respiratory System

Structures and Functions of the Respiratory System. Gas Exchange. Ventilation Diffusion (alveolar-capillary membrane) Perfusion Diffusion (capillary-cellular level). Ventilation Movement of Chest Wall. Ventilation. Depends on volume and pressure changes within thoracic cavity

824 views • 63 slides

Obstructive Airway Disease

Obstructive Airway Disease. Dr. Khalid Al-Mobaireek King Khalid University Hospital. Types of Airway Dz. 1- Obstructive : Usually affect the Airway 2- Restrictive : involve the lung tissue , musculoskeletal system and the plural. Obstructive airway Disease:.

632 views • 54 slides

Ventilation-Perfusion Mismatch Optimum gas exchange:

Ventilation-Perfusion Mismatch Optimum gas exchange: Ventilation and perfusion must match each other in all lung regions. Mean ratio of approximately 1 somewhere in the middle of the lung

581 views • 50 slides

Chapter 38:

UNIT VII. Chapter 38:. Pulmonary Circulation, Pulmonary Edema, Pleural Fluid Slides by Robert L. Hester, PhD. Objectives. Describe the pulmonary circulation Describe the pulmonary blood pressures List the factors that affect diffusion

546 views • 50 slides

Chapter 38:

UNIT VII. Chapter 38:. Pulmonary Circulation, Pulmonary Edema, Pleural Fluid Slides by Robert L. Hester, PhD. Objectives. Describe the pulmonary circulation Describe the pulmonary blood pressures List the factors that affect diffusion

510 views • 50 slides

Dr. SOMALETHA T. BHATTACHARYA M.D. FFARCSI

Dr. SOMALETHA T. BHATTACHARYA M.D. FFARCSI MASSACHUSSETS GENERAL HOSPITAL BOSTON. Updated 5/2017. DISCLOSURES. No conflict of interest or disclosures. OBJECTIVES. Anatomy of the airway Physiology of single lung ventilation Indications and contraindications

478 views • 45 slides

SINGLE LUNG VENTILATION

Dr. SOMALETHA T. BHATTACHARYA M.D. FFARCSI MASSACHUSSETS GENERAL HOSPITAL BOSTON. SINGLE LUNG VENTILATION. DISCLOSURES. No conflict of interest or disclosures. OBJECTIVES. Anatomy of the airway Physiology of single lung ventilation

551 views • 45 slides

The Pathophysiology of Respiratory Failure

???. The Pathophysiology of Respiratory Failure. Jianzhong Sheng MD PhD. Department of pathophysiology. O 2. CO 2. O 2. CO 2. External respiration. circulation. Internal respiration. What is respiratory failure.

511 views • 44 slides

Physiology of Ventilation

Physiology of Ventilation. Principles of Ventilation. Educational Objectives . Define and differentiate between compliance, elastance, and resistance List the normal values for the pressures associated with the act of breathing. Educational Objectives .

602 views • 39 slides

Chapter 16

Chapter 16. Dr. D. Washington. Respiratory Physiology. The term respiration includes three separate but related function: A. Ventilation (breathing): mechanical movement of air between nose and alveoli of the lungs

593 views • 35 slides

ALVEOLAR VENTILATION PERFUSION

385 views • 35 slides

HYPOXIA AND CYNOSIS

HYPOXIA AND CYNOSIS. Prof. Sultan Ayoub Meo MBBS, Ph.D (Pak), M Med Ed (Dundee), FRCP (London), FRCP (Dublin), FRCP (Glasgow), FRCP (Edinburgh) Professor and Consultant, Department of Physiology, College of Medicine, King Saud University, Riyadh, KSA. HYPOXIA.

301 views • 27 slides

Croup: Not all that barks is viral!

Croup: Not all that barks is viral!. Craig Dobson, MD CPT, MC, USAR NCC Pediatrics. Definitions. Croup - term used to describe the clinical picture of laryngotracheitis. Hoarse voice Barking cough Inspiratory stridor Possible respiratory distress. Epidemiology. Peak fall & winter.

584 views • 26 slides

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.

1.21k views • 26 slides

HYPOXIA AND CYANOSIS

HYPOXIA AND CYANOSIS. Prof. Sultan Ayoub Meo MBBS, M.Phil, Ph.D (Pak), M Med Ed (Dundee), FRCP (London) FRCP (Dublin), FRCP (Glasgow), FRCP (Edinburgh) Professor and Consultant, Department of Physiology, College of Medicine, King Saud University, Riyadh, Saudi Arabia. HYPOXIA.

335 views • 26 slides

Ventilatory management pf acute lung injury & acute respiratory distress syndrome

Ventilatory management pf acute lung injury & acute respiratory distress syndrome. By Sherif G. Anis M.D. Ventilatory management of ALI & ARDS. Acute respiratory distress syndrome. Acute onset of hypoxemia Bilateral Lung infiltrates Absence of left atrial hypertension Risk factors:

666 views • 24 slides

Lecture 5

Lecture 5. Blood flow to the lungs (BF) Physiologic shunt (PS) Air flow (AF) Laminar flow (LF) Turbulent flow (TF) Ventilation-perfusion relations. Blood flow (BF). BF means simply the quantity of blood that passes a given point in the circulation in a given period of time.

432 views • 18 slides

Nuclear Medicine

Nuclear Medicine. Nuclear Medicine Physiological Imaging. Radioactive isotopes which emit gamma rays or other ionizing forms (half life for most is hours to days) Radionuclides are injected intravenously or inhaled where, depending on substance, they concentrate in organ of study

638 views • 17 slides