Functional Anatomy of the Respiratory System
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each of the black spaces below before clicking
on it to display the answer.
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| What are the 4 main events of respiration? | show 🗑
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| Name the respiratory zone structures | show 🗑
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| show | Site of gas exchange
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| Name the conducting zone structures. | show 🗑
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| show | nose, external nares, internal nares, middle meatus, pharynx, nasopharynx, oropharynx, laryngopharnyx, larynx, epiglottis, glottis, vocal folds, trachea, carina, primary bronci
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| List the bones and cartilages contributing to the framework of the nose. | show 🗑
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| Air enters the nasal cavities of the resp system through the_____? | show 🗑
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| show | nasal septum
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| The nasal cavity's major functions are to_____? | show 🗑
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| Mucous membrane-lined cavities called___are found in several bones surrounding the nasal cavity. | show 🗑
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| show | speech
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| The ___, is often referred to as the throat; it connects the nasal cavities with the___below. | show 🗑
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| Clusters of lymphatic tissue, that are part of the defensive system of the body. | show 🗑
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| What are the 3 functions of the larynx? | show 🗑
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| show | arytenoid cartilages
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| What type of cartilage forms the epiglottis? | show 🗑
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| show | hyaline
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| show | The epiglottis must be flexible to be able to flap over the glottis during swallowing, and the more rigid hyaline cartilages support the walls of the larynx.
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| show | Adams Apple
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| Smallest respiratory passageways are | show 🗑
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| Separates the oral and nasal cavities | show 🗑
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| show | phrenic nerve
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| show | esophagus
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| Closes off the larynx during swallowing | show 🗑
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| show | trachea
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| Actual site of gas exchange | show 🗑
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| show | parietal pleura
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| show | vagus nerve
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| show | glottis
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| Fleshy lobes in the nasal cavity that increase its surface area | show 🗑
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| Close the glottis during the Valsalva maneuver | show 🗑
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| Closes the nasopharynx during swallowing | show 🗑
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| The cilia of its mucosa beat upward toward the larynx | show 🗑
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| show | intrinsic laryngeal muscles
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| The tenser the vocal cords the ______pitch | show 🗑
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| show | wider
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| The greater the force of air rushing past the vocal cords, the_____the sound produced. | show 🗑
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| Inflammation of the vocal cords is called_____ | show 🗑
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| show | they prevent the trachea from collapsing during the pressure changes occurring during breathing
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| show | Alllows the esophagus to expand anteriorly when we swallow food or fluids.
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| show | it constricts the tracheal lumen, causing air to be expelled with more force- coughing, yelling.
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| show | elastic connective
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| The bulk of the alveolar walls are made up of squamous epithelial cells called___cells. | show 🗑
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| show | gas exchange
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| The cuboidal cells of the alveoli, called___cells, are much less numerous. | show 🗑
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| Type 2 cells produce a fluid that coats the air-exposed surface of the alveolus and contains a lipid-based molecule called_____. | show 🗑
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| show | Decrease the surface tension
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| show | Bronchial
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