TAILIEUCHUNG - mosby paramedic (15)

9/10/20121Chapter Management, .Respiration, .and Artificial Ventilation2Lesson Anatomy and .Mechanics of Respiration3Copyright © 2013 by Jones & Bartlett Learning, LLC, an Ascend Learning Objectives.• Describe the anatomy of the airway and .respiratory structures• Distinguish between respiration, pulmonary .ventilation, and external and internal .respiration. 4Learning Objectives.• Explain the mechanics of ventilation and .respiration• Explain the relationship between partial .pressures of gases in the blood and lungs to .atmospheric gas pressures. 5Airway Anatomy.• Upper airway.– All structures above glottis• Lower airway.– All structures below glottis6Copyright © 2013 by Jones & Bartlett Learning, LLC, an Ascend Learning Airway.• Two openings.– Nose.– Mouth• Nasopharynx.– Air passes through from nose.– Superior part of the pharynx8Upper Airway.• Oropharynx.– Air passes through from mouth.– Extends to level of epiglottis• Uvula.– Where nasopharynx ends, oropharynx begins9Copyright © 2013 by Jones & Bartlett Learning, LLC, an Ascend Learning Airway.• Laryngopharynx (hypopharynx).– Extends from tip of epiglottis to glottis .and esophagus.– Opens into larynx, which lies in anterior neck1011Larynx.• Consists of outer casing of nine cartilages.– Connect to each other by muscles, ligaments.– Six of nine are paired.– Three are unpaired12Copyright © 2013 by Jones & Bartlett Learning, LLC, an Ascend Learning .• Unpaired cartilages.– Thyroid cartilage.• Largest, most superior of cartilages.• Also know as Adams apple– Cricoid cartilage.• Most inferior cartilage.• Only complete cartilage ring in larynx– Epiglottis13Larynx.• Paired cartilages.– Stacked in two pillars between cricoid cartilage .and thyroid cartilage.– Arytenoid cartilages.– Corniculate cartilages.– Cuneiform cartilages 1415Copyright © 2013 by Jones & Bartlett Learning, LLC, an Ascend Learning Company5. | 9 10 2012 Mosby s e Paramedic Textbook Fourth Edition Chapter 15 Airway Management Respiration and Artificial Ventilation Lesson Airway Anatomy and Mechanics of Respiration Copyright 2013 by Jones Bartlett Learning LLC an Ascend Learning Company 1 9 10 2012 Learning Objectives Describe the anatomy of the airway and respiratory structures. Distinguish between respiration pulmonary ventilation and external and internal respiration. 4 Learning Objectives Explain the mechanics of ventilation and respiration. Explain the relationship between partial pressures of gases in the blood and lungs to atmospheric gas pressures. 5 Airway Anatomy Upper airway - All structures above glottis Lower airway - All structures below glottis 6 Copyright 2013 by Jones Bartlett Learning LLC an Ascend Learning Company 2 9 10 2012 Upper Airway Two openings - Nose - Mouth Nasopharynx - Air passes through from nose - Superior part of the pharynx 8 Upper Airway Oropharynx - Air passes through from mouth - Extends to level of epiglottis Uvula - Where nasopharynx ends oropharynx begins 9 Copyright 2013 by Jones Bartlett Learning LLC an Ascend Learning Company

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