Respiratory System

RESPIRATORY SYSTEM EXAM WITH COMPLETE ANSWERS { GRADED A+} medical name for windpipe - trachea which lung is slightly smaller than the other? - left, it has 2 lobes only upper respiratory system structures - 1) nose/mouth 2) sinuses 3) pharynx (nasopharynx, oropharynx, laryngopharynx) lower respiratory system structures - 1) larynx 2) trachea 3) bronchi -> bronchioles -> alveoli 4) pleura 5) diaphragm ventilation - movement of air into and out of the lungs inhalat...

Functions of The Respiratory System  To allow gases from the environment to enter the bronchial tree through inspiration by expanding the thoracic volume.  To allow gas exchange to occur at the respiratory membrane, so that oxygen diffuses into the blood while carbon dioxide diffuses into the bronchial tree.  To permit gases in the lungs to be eliminated through expiration by decreasing the thoracic volume. General anatomy of The respiratory System  Consists of a tube...

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Chap 15 - Respiratory System Both inspiration and expiration require active engagement of the diaphragm and the rib muscles. True or False? Correct Answer: False Oxygen in the lungs diffuses from the capillary walls to enter the alveolar walls. True or False? Correct Answer: False In an average adult, only about 1/3 of the air actually reaches the alveoli. True or False? Correct Answer: False The symptoms of laryngitis include a severe sore throat, high fever, and white p...