10 Questions
What are the three sections into which the Pharynx is divided based on location?
1- Nasopharynx (superior portion), 2- Oropharynx (continuous with the oral cavity), 3- Laryngopharynx (between the hyoid bone and the esophagus)
What is the function of the Nasopharynx?
Superior to the point where food enters, only an air passageway, closed off during swallowing
Describe the structure of the Pharynx.
It is a passageway shaped like a funnel that connects the nasal cavity and mouth, shared by the digestive and respiratory systems.
What is the location of the Oropharynx?
Continuous with the oral cavity.
Where is the Laryngopharynx located?
Between the hyoid bone and the esophagus.
What happens to the Nasopharynx during swallowing?
It is closed off.
Why is the Nasopharynx described as an air passageway?
Because it is superior to the point where food enters and is closed off during swallowing.
Which portion of the Pharynx is between the hyoid bone and the esophagus?
Laryngopharynx.
What does the Pharynx connect?
Nasal cavity and mouth.
How many portions is the Pharynx divided into?
Three.
Learn about the basic functions of the respiratory system, including pulmonary ventilation and gas conditioning. Understand how breathing works through inhalation and exhalation.
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