16 Questions
What is the origin of the Thyropharyngeus muscle?
Oblique line of thyroid cartilage
What is the purpose of the cricopharyngeus part of the Inferior Constrictor muscle?
Has a sphincteric action
What is the name of the gap between the upper border of the Superior Constrictor muscle and the base of the skull?
Sinus of Morgagni
Which nerve passes through the Middle Constrictor muscle?
Internal laryngeal nerve
What is the main blood supply to the Pharynx through?
All of the above
What is the name of the gap between the Thyropharyngeus and Cricopharyngeus muscles?
Dehiscence of Killian
What is the function of the longitudinal muscles in the pharynx?
To elevate the larynx and shorten the pharynx to facilitate swallowing
Which nerve supplies the stylopharyngeus muscle?
Glossopharyngeal nerve
Which muscle originates from the internal auditory tube?
Salphingopharyngeus
What is the name of the fossa present on the sides of the laryngeal inlet?
Pyriform fossa
What is the insertion point of the longitudinal muscles in the pharynx?
Posterior border of the lamina of the thyroid cartilage
Which muscle is not a longitudinal muscle in the pharynx?
Superior constrictor
What is the boundary of the pyriform fossa medially?
Aryepiglottic fold
What is the function of the constrictor muscles in the pharynx?
To constrict the pharynx and narrow the laryngeal inlet
What is the nerve supply of the palatopharyngeus and salphingopharyngeus muscles?
Pharyngeal plexus (cranial part of accessory nerve)
What is the boundary of the pyriform fossa laterally?
Mucous membrane covering the medial surface of the lamina of the thyroid cartilage
Test your knowledge of the pharynx, a muscular tube extending from the base of the skull to the cricoid cartilage. Learn about its boundaries, functions, and communications with other cavities. This quiz is perfect for anatomy students and healthcare professionals.
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