Question

multiple choice question
the opening between the oral cavity and the oropharynx is called the
o external nares
o internal nares
o vestibule
o fauces

Explanation:

• External nares: These are the nostrils, the openings to the nasal cavity, not related to the oral cavity - oropharynx connection.
• Internal nares: Also known as choanae, they are the posterior openings of the nasal cavity into the nasopharynx, not the oral - oropharynx opening.
• Vestibule: In the oral cavity, the vestibule is the space between the cheeks/lips and the teeth/gums. It is not the opening to the oropharynx.
• Fauces: The fauces is the opening between the oral cavity and the oropharynx. It is bounded by the uvula, palatine tonsils, and the tongue.

Answer:

fauces