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Anatomy of the Pharynx

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Questions and Answers

What is the primary function of the pharyngeal cavity?

Production of hormones
Regulation of body temperature
Storage of nutrients
Common pathway for air and food (correct)

At which level of the vertebra does the pharynx become continuous with the esophagus?

C8
C3
C5
C6 (correct)

What is the name of the opening that connects the oral cavity to the oropharynx?

Oropharyngeal isthmus (correct)
Pharyngeal aperture
Laryngeal inlet
Nasal choanae

What is the name of the tubes that open into the lateral walls of the nasopharynx?

Pharyngotympanic tubes (D) Signup and view all the answers

What are the functions of the tonsils located on the deep surface of the pharyngeal walls?

Defence functions (D) Signup and view all the answers

What is the shape of the pharynx?

A musculofascial half-cylinder tube (B) Signup and view all the answers

What is the primary function of the pharyngeal tonsil in the nasopharynx?

Filtering lymphoid tissue from the mucosa (C) Signup and view all the answers

What is the term for the enlargement of the pharyngeal tonsil?

Adenoids (A) Signup and view all the answers

Which of the following muscles is NOT a part of the pharynx wall?

Masseter (C) Signup and view all the answers

Which nerve is responsible for the majority of motor and sensory innervation of the pharynx?

Vagus nerve [X] (A) Signup and view all the answers

What is the primary source of arterial blood supply to the pharynx?

External carotid artery (B) Signup and view all the answers

What is the name of the tube that connects the middle ear to the nasopharynx?

Pharyngotympanic tube (A) Signup and view all the answers

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