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Respiratory System

Chapter 13

QuestionAnswer
air in respiratory passages that does not contribute to gas exchange dead space volume
the amount of air that can be forcibly exhaled after a tidal expiration, and is approx. 1200ml expiratory reserve volume (ERV)
the amount of air that can be taken in forcibly over the tidal volume, normal reserve is between 2100 and 3200ml inspiratory reserve volume (IRV)
gas volume that allows gas exchange to go on continuously residual volume
respiratory volume inhaled or exhaled during normal breathing tidal volume
the total amount of exchangeable air vital capacity
air enters the nasal cavity of the respiratory system through the_______ nostrils
the nasal cavity is divided by the midline_______ nasal septum
the nasal cavity mucosa has several functions, its major functions are to_____,______,and______ the incoming air warm, moisten, and cleanse
musous membrane-lined cavities called_______are found in several bones surrounding the nasal cavities paranasal sinuses
they make the skull less heavy and probably act as resonance chambers for_______ speech
the passageway common to the digestive and respiratory systems, the______is often referred to as the throat pharynx
the pharynx connects the nasal cavity with the______below larynx
clusters of lymphatic tissue,______,are part of the defensive system of the body tonsils
reinforcement of the trachea rings_______rings prevents its collapse during_______changes that occur during breathing cartilage;pressure
the fact that the rings are incomplete posteriorly allows a food bolus to bulge______ during its transport to the stomach anteriorly
the larynx or voice box is built from many cartilages, but the largest is the_______cartilage thyroid
within the larynx are the________, which vibrate with exhaled air and allow an individual to_______ vocal folds;speak
actual site of gas exchanges alveoli
the smallest of the conducting passageways that subdivide into smaller and smaller branches bronchioles
Created by: ramyers
 

 



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