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Chapter 17 RESPIRATORY SYSTEM
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FUNCTIONS OF THE RESPIRATORY SYSTEM
Provides exchange of carbon dioxide and oxygen in the body Responsible for production of sound © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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FUNCTIONS OF THE RESPIRATORY SYSTEM
Respiration External respiration (breathing or ventilation) - exchange of oxygen and carbon dioxide between lungs, body, and outside environment Internal respiration - exchange of carbon dioxide and oxygen between cells and lymph surrounding them © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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FUNCTIONS OF THE RESPIRATORY SYSTEM
Cellular respiration (oxidation) - involves the use of oxygen to release energy stored in nutrient molecules such as glucose © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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RESPIRATORY ORGANS AND STRUCTURES
© 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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RESPIRATORY ORGANS AND STRUCTURES
Alveoli Lungs Pleura Mediastinum Nasal cavity Pharynx Larynx Trachea Bronchi and Bronchioles © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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RESPIRATORY ORGANS AND STRUCTURES
© 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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© 2004 Delmar Learning, a Division of Thomson Learning, Inc.
THE BREATHING PROCESS Inhalation/inspiration Exhalation/expiration Respiratory movements and frequency of respiration © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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© 2004 Delmar Learning, a Division of Thomson Learning, Inc.
CONTROL OF BREATHING Rate of breathing is controlled by: Neural factors Chemical factors © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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LUNG CAPACITY AND VOLUME
Tidal volume Inspiratory reserve volume (IRV) Expiratory reserve volume Vital lung capacity Residual volume Functional residual capacity Total lung capacity © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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© 2004 Delmar Learning, a Division of Thomson Learning, Inc.
TYPES OF RESPIRATION Apnea Dyspnea Eupnea Hypernea Orthopnea Tachypnea Hyperventilation © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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DISORDERS OF THE RESPIRATORY SYSTEM
Infectious causes Common cold Pharyngitis Laryngitis Sinusitis Bronchitis Influenza Pneumonia Tuberculosis Diphtheria Pertussis Anthrax © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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DISORDERS OF THE RESPIRATORY SYSTEM
Noninfectious Rhinitis Asthma Atelectasis Bronchiectasis Abestosis Silicosis Nasal polyps Chronic obstructive pulmonary disease Emphysema Cancer of the lungs Cancer of larynx Pulmonary embolism Sudden infant death syndrome (SIDS) © 2004 Delmar Learning, a Division of Thomson Learning, Inc.
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