Pharyngeal Muscles

Question 1

Superior Constrictor

Answer 1

O: Pterygoid hamulus, mylohyoid line

I: Median pharyngeal raphe, basilar occipital bone

Inn: Pharyngeal plexus (CN XI)

BS: Ascending Pharyngeal A.

A: Constrict wall of pharynx

Question 2

Middle Constrictor

Answer 2

O: Stylohyoid ligament, Horns of Hyoid bone

I: Median pharyngeal raft

Inn: Pharyngeal Plexus (CN XI)

BS: Ascending Pharyngeal A.

A: Constrict wall of pharynx

Question 3

Inferior Constrictor

Answer 3

O: Thyroid cartilage, Cricoid cartilage

I: Median pharyngeal raphe

Inn: Pharyngeal Plexus (CN XI)

BS: Ascending Pharyngeal A.

A: Constrict wall of pharynx

Question 4

Platoglossus

Answer 4

O: Palatine aponeurosis

I: Posterolateral tongue

Inn: Pharyngeal Plexus (CN XI)

BS: Ascending Pharyngeal A.

A: Elevate tongue and depress soft palate

Question 5

Platopharyngeus

Answer 5

O: Hard palate, Palatine aponeurosis

I: Thyroid cartilage, lateral pharynx

Inn: Pharyngeal plexus (CN XI)

BS: Ascending Pharyngeal A.

A: Elevate pharynx and depress soft palate

Question 6

Salpingopharyngeus

Answer 6

O: Pharyngeotympanic tube

I: Platopharyngeus

Inn: Pharyngeal plexus (CN XI)

BS: Ascending Pharyngeal A.

A: Elevate pharynx and Depress auditory tube