What structures enter the lungs?
A) Secondary bronchi
B) Alveoli
C) Primary bronchi
D) Trachea
Correct Answer:
Verified
Q10: Why is the trachea supported by C-shaped
Q11: Sound is normally produced from
A)air moving down
Q12: The epiglottis
A)contains vocal cords.
B)contains cilia.
C)prevents food from
Q13: Which of the following is NOT a
Q14: What is the purpose of the paranasal
Q16: What is the purpose of the mucociliary
Q17: Which of the following is NOT a
Q18: What type of tissue forms the mucosa
Q19: What is internal respiration?
A)Ventilation (breathing)
B)Gas exchange between
Q20: Following the path of air traveling through
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