'Transpulmonary pressure' diaporamas de présentation

Mechanics of respiration

2.87k views • 216 slides

Group 1

Group 1. Kasan , Alibay Jaena , Juelle Dawn Ali, Saidi. THE RESPIRATORY SYSTEM. Respiratory system. The respiratory system of the human consists of: 1- The nose 2- Pharynx 3- Larynx 4- Trachea 5- Bronchi 6- Lungs. TWO RESPIRATORY TRACT Upper respiratory tract:

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The Respiratory System

22. The Respiratory System. For what metabolic reason does respiration occur?. Solely to increase blood O 2 levels To supply cells with O 2 for ATP synthesis and to remove CO 2 from the blood To offload metabolic toxins from body fluids To decrease blood O 2 and increase blood CO 2.

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Respiratory System

Respiratory System. Dr Archna Ghildiyal Associate Professor Deptt of physiology KGMU. LECTURE :2. Contents Mechanics of Pulmonary Ventilation -Role of muscles -Role of ribs -Pressure changes (Alveolar,

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Respiratory Physiology

Respiratory Physiology. Functions and organization of the respiratory system. Learning Objectives. By the end of this lecture you will be able to:- 1- Describe the structures and respiratory zones functions of the conductive and of airways.

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Lungs

Lungs. Occupy ______________________________________ except the mediastinum site of vascular and bronchial attachments anterior , lateral, and posterior surfaces. Lungs. Apex: Base: inferior surface that rests on _

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Pulmonary Pathophysiology Iain MacLeod, Ph.D imacleod@hsph.harvard

Pulmonary Pathophysiology Iain MacLeod, Ph.D imacleod@hsph.harvard.edu. Iain MacLeod 2 November 2009. Anatomy. Areas of the lungs: Conducting zones: upper airways, trachea, bronchi, bronchioles act to filter air of pathogens/dust and to humidify

349 views • 23 slides

Postoperative Pulmonary Edema

Postoperative Pulmonary Edema. R1 ???. Postoperative Pulmonary Edema. Half the patients with perioperative pulmonary edema have preoperative evidence of cardiovascular disease. Ann Surg 172:883, 1970. Conditions Leading to Pulmonary Edema, Acute Lung Injury, and ARDS.

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Chest radiographs

Chest radiographs. out of lung. air flow. 0. into lung. 1.5 s. 2.5 s. inspiration. expiration. Air flow stops between breaths. Transpulmonary pressure keeps the lung inflated. P, pressure (cmH 2 O) alv, alveolar pl, pleural tp, transpulmonary. 0. end expiration.

246 views • 4 slides