Respiratory System
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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Nose | Opening where air enters
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Nasal Cavity | Hollow space in the nose lined with mucous membranes; As air enters, it is warmed, filtered, & moistened
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Cilia | tiny hair-like structures that trap dirt/particles
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Sinuses | Cavities in the skull which help in voice resonance
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Pharynx | Throat (helps carry air to the lungs & food to the stomach)
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Epiglottis | cartilage flap that prevents food from entering the respiratory tract
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Larynx | Voicebox (vocal cords vibrate to produce speech when air exits the lungs)
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Trachea | Windpipe (tube from the larynx to the chest)
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Bronchus | Lower end of the trachea that divides to connect to the lungs
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Bronchiole | Lower/smaller bronchi within the lungs
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Alveoli | Cluster of thin-walled sacs surrounded by capillaries that exchange oxygen and carbon dioxide
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Lungs | Organs of respiration
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Diaphragm | Muscle that makes breathing possible
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Ventilation | the process of breathing
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Inspiration | (inhalation) the diaphragm contracts (moves down) and the rib cage expands
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Expiration | (exhalation) the diaphragm relaxes (moves up) and the rib cage returns to normal
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External Respiration | Exchange of carbon dioxide & oxygen between the lungs and blood stream
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Internal Respiration | Exchange of carbon dioxide & oxygen between the tissue cells and blood stream
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Asthma | Narrowed bronchioles caused by spasms/swelling (triggered by allergies or exercise)
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Bronchitis | Inflammation (swelling) of the bronchial tubes (caused by infection)
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Emphysema | Walls of alveoli deteriorate and lose their elasticity
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Epistaxis | nosebleed
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Influenza | Viral infection that causes coughing, sneezing, fatigue, body aches and contagious with a quick onset
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Laryngitis | Inflammation of the voicebox
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Lung Cancer | Abnormal cell growth found mainly in the lungs of smokers
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Pneumonia | Lung infection of the alveoli
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Rhinitis | Inflammation of the nasal mucous membranes
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Sinusitis | Inflammation of the mucous membranes in the sinuses
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Tuberculosis | Infectious bacterial lung disease where lesions form in the lungs that can spread (Highly contagious)
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Lung capacity | the volume of air that can fill your lungs
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Vital capacity | the largest possible amount of air that can be exhaled after drawing a deep breath
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Expiratory reserve | the amount of air that remains in the lungs after exhaling normally
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Tidal volume | the amount of air taken in or expelled during normal breathing
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Created by:
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