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    Introduction To The Respiratory System

    Uploaded by

    Neeru Bhat

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    © All Rights Reserved
    Download as PPTX, PDF, TXT or read online from Scribd

    Introduction To The Respiratory System

    Uploaded by

    Neeru Bhat
    4 views6 pages

    Original Title

    Introduction to the Respiratory System[1]

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    Copyright:

    © All Rights Reserved
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    Download as pptx, pdf, or txt
    4 views6 pages

    Introduction To The Respiratory System

    Uploaded by

    Neeru Bhat

    Copyright:

    © All Rights Reserved
    Download as PPTX, PDF, TXT or read online from Scribd
    Download as pptx, pdf, or txt
    of 6

    Introduction to the

    Respiratory System
    The respiratory system is a complex network of organs and tissues that work
    together to enable breathing and oxygenate the body. It plays a crucial role in
    maintaining homeostasis and supporting vital functions.
    Anatomy of the Respiratory System

    The Upper Respiratory The Lower Respiratory Respiratory Muscles


    Tract Tract

    The upper respiratory tract


    The lower respiratory tract The diaphragm and intercostal
    includes the nose, nasal
    consists of the trachea, bronchi, muscles contract and relax to
    passages, pharynx, and larynx,
    bronchioles, and alveoli within facilitate the inhalation and
    which work together to bring air
    the lungs, where gas exchange exhalation of air, driving the
    into the body and filter, warm,
    takes place. breathing process.
    and humidify it.
    The Process of Breathing
    Inhalation
    1 Air drawn into the lungs

    Gaseous Exchange
    2
    Oxygen absorbed, CO2 expelled

    Exhalation
    3
    Air expelled from the lungs

    The process of breathing involves the intake of air through the nose and mouth, the movement of that air into
    the lungs, the exchange of oxygen and carbon dioxide at the alveoli, and the expulsion of that air back out of
    the body. This cyclical process is essential for delivering oxygen to the body's cells and removing waste
    carbon dioxide.
    Gas Exchange in the Lungs
    The primary function of the respiratory system is to facilitate the exchange of
    gases between the body and the external environment. This process occurs in the
    alveoli, tiny air sacs within the lungs where oxygen is absorbed and carbon
    dioxide is expelled.

    Deoxygenated blood from the body flows through the capillaries surrounding the
    alveoli. Oxygen diffuses from the alveoli into the blood, while carbon dioxide
    diffuses from the blood into the alveoli, to be expelled during exhalation.
    Respiratory Control and Regulation

    1 Respiratory Centers 2 Chemoreceptors


    The brain's respiratory centers in the Specialized chemoreceptors detect changes
    brainstem control the rhythm and depth of in blood pH, oxygen, and carbon dioxide
    breathing by monitoring blood levels of levels, triggering the respiratory centers to
    oxygen and carbon dioxide. adjust breathing patterns accordingly.

    3 Autonomic Control 4 Voluntary Control


    The autonomic nervous system, both the While breathing is primarily an automatic
    sympathetic and parasympathetic divisions, process, we can also consciously control
    modulates respiratory rate and depth in our respiration, such as during speech,
    response to various physiological and singing, or breath-holding exercises.
    environmental stimuli.
    Conclusion and
    Summary
    In conclusion, the respiratory system is a complex and vital part of the human
    body, responsible for the essential processes of breathing and gas exchange. This
    presentation has explored the anatomy, physiology, and importance of respiratory
    health, as well as factors that can impact respiratory function.

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