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protects the superior opening of the larynx
A) bronchioles The alveoli are cup-shaped structures found at the end of the terminal bronchioles and surrounded by capillaries. e. Goblet cells vibrate to allow us to speak These muscles are divided into 2 groups: the internal intercostal muscles and the external intercostal muscles. b. false When you swallow, a flap called the epiglottis moves to block the entrance of food particles into your larynx and lungs. The larynx also forms part of the upper respiratory tract. pg. E) alveoli pg. f(x)=11+x210 Nasal conchae (superior, middle and inferior) Nasal meatuses (superior . 448, Air that enters the respiratory tract and remains within the conducting zone passageways Internal respiration is the exchange of gases between the blood in capillaries and the tissues of the body. Lungs C. Trachea D. Bronchi E. Bronchioles; The heart _____. B) yawning a. internal respiration pg. What protects the superior opening of the larynx? Gray's anatomy for students. a. pulmonary ventilation e. cellular respiration 440, Smoking destroys cilia in the respiratory passageways, such as the trachea. B) trachea d. methane a. it is the leading cause of cancer deaths in the U.S. d. the diaphragm and intercostal muscles relax b. surfactant 457, What is the most common cause for lung cancer? d. bicarbonate ions c. it only occurs in smokers pg. e. nose, pharynx, larynx, main (primary bronchi), trachea 441, The bronchioles are the smallest of the conducting passageways in the lungs.
protects the superior opening of the larynx