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Respiratory System L

respiratory system

respiratory system consists of the lungs and air passages; responsible for taking in oxygen and removing carbon dioxide
nose has two openings called nostrils through which air enters
nasal septum divides the nose into two hollow spaces
nasal cavities lined with a mucous membrane
cilia tiny, hairlike structures that filter inhaled air to trap dust and other particles
sinuses cavities in the skull that surround the nasal area
pharynx throat; lies directly behind the nasal cavities
larynx voice box; lies between the pharynx and trachea
epiglottis a special leaflike piece of cartilage, closes the opening into the larynx during swallowing
trachea windpipe; tube extending from the larynx to the center of the chest
bronchi where the trachea divides into two bronchi; a right bronchus and a left bronchus
bronchioles the smallest branches of the bronchi unit
alveoli contain a rich network of blood capillaries
lungs an organ located in the thoracic cavity where the divisions of the bronchi and alveoli are found
pleura what each lung is enclosed in; a membrane
ventilation the process of breathing
inspiration the process of breathing in air
expiration when air is forced out of the lungs and you breath out
respiration the process of inspiration and expiration
external respiration the exchange of oxygen and carbon dioxide between the lungs and bloodstream
internal respiration the exchange of carbon dioxide and oxygen between the tissue cells and the bloodstream
cellular respiration when the cells use the oxygen and nutrients to produce energy, water, and carbon dioxide
asthma cause: a sensitivity to an allergen; stress; infection symptoms: dyspnea, wheezing, coughing treatment: bronchodilators, anti-inflammatory medications
bronchitis causes: infection symptom: chest pain, fever, dyspnea treatment: antibiotics, expectorants, rest
chronic obstructive pulmonary disease cause: smoking, infections symptoms: any chronic lung disease treatment: bronchodilators, mucolytics, cough medicine
emphysema cause: heavy smoking symptom: dyspnea, pain, barrel chest, chronic cough treatment: breathing exercises
epistaxis cause:
Created by: LMiller