What is a piriform fossa?
The piriform fossa forms the bottom part of the pharynx and acts as a pair of side branches of the vocal tract.
Where are piriform fossa located?
femur
The piriform fossa is an extracapsular area of the proximal region of the femur. It is a small, shallow depression at the end of the greater trochanter where the piriformis tendon is inserted.
What is the function of the piriform recess?
A deep depression in the wall of the laryngeal pharynx lying lateral to the orifice of the larynx. It is bounded laterally by the thyroid cartilage and medially by the cricoid and arytenoid cartilages. It is a common site for lodgment of foreign objects.
Why piriform fossa is called Smugglers fossa?
The term smuggler’s fossa comes from its use for smuggling of small items.
Which nerve carries sensation from the vestibule of the larynx and the piriform recess?
Sensory Innervation The internal laryngeal branch of the vagus nerve (X) carries sensation from the piriform recesses of the laryngopharynx.
What is found in the piriform recess?
Deep to the mucous membrane of the pyriform fossa lie the recurrent laryngeal nerve as well as the internal laryngeal nerve, a branch of the superior laryngeal nerve. Found in laryngopharynx easily The pyriform sinus is a subsite of the hypopharynx.
What is the importance of piriform fossa?
Found in laryngopharynx easily The pyriform sinus is a subsite of the hypopharynx. This distinction is important for head and neck cancer staging and treatment. The term smuggler’s fossa comes from its use for smuggling of small items….
| Pyriform sinus | |
|---|---|
| FMA | 55067 |
| Anatomical terminology |
What does it mean to smuggle someone?
: to move (someone or something) from one country into another illegally and secretly. : to take or bring (something) secretly. See the full definition for smuggle in the English Language Learners Dictionary.