The lungs of infants with ____________________ have too little surfactant and tend to collapse.
Fill in the blank(s) with correct word
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Question 2) The lowermost portion of the pharynx is called the ____________________.
Fill in the blank(s) with correct word
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Question 3) The ____________________ is a ring of cartilage that forms the lowermost or inferior walls of the larynx.
Fill in the blank(s) with correct word
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Question 4) The overall exchange of gases between the atmosphere, the blood, and the cells is called ____________________.
Fill in the blank(s) with correct word
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Question 5) Each segment of lung tissue is divided into a number of ____ wrapped in elastic connective tissue with a lymphatic, an arteriole, a venule, and bronchioles from a terminal bronchiole.
a. alveolus
b. meatus
c. septa
d. lobules
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Question 6) The respiratory system and the ____ system equally share the responsibility of supplying oxygen to, and eliminating carbon dioxide from, the body's cells.
a. cardiovascular
b. urinary
c. digestive
d. endocrine
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Question 7) The common cold is a contagious infection of the upper respiratory tract caused by a form of the ____.
a. myxovirus
b. rhinovirus
c. Mycobacterium tuberculosis
d. Legionella pneumophila
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Question 8) Legionnaires' disease results in acute ____.
a. atelectasis
b. pneumonia
c. pleurisy
d. pertussis
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Question 9) As the domelike diaphragm contracts, it moves ____.
a. upward
b. laterally
c. medially
d. downward
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Question 10) Goblet cells located in the trachea produce ____.
a. surfactant
b. insulin
c. mucus
d. amylase