Theme 7 - Pharyngeal

Question 1

What are the Cranial Nerves of Pharyngeal Arches?`

Answer 1

1. V2 & V3
2. VII
3. IX

4/6. X&XI

Question 2

What are the Muscular Derivatives of Pharyngeal Arches?`

Answer 2

1. Muscles of mastication, anterior digastric, mylohyoid, tensor veli palatini & tensor tympani
2. Muscles of facial expression, posterior digastric, stylohyoid & stapedius
3. Stylopharyngeus

4/6. Muscles of pharynx, soft palate & larynx

Question 3

What are the Skeletal Derivatives of Pharyngeal Arches?

Answer 3

1. Meckel’s cartilages, maxillary & mandibular processes, malleus & incus
2. Styloid process, Lesser cornu and upper part of the body of hyoid & stylohyoid ligament
3. Greater cornu of hyoid & lower part of body of hyoid

4/6. Cartilages of laryngeal framework

Question 4

What seperates each pharyngeal arch?

Answer 4

Each arch is separated by a pharyngeal cleft/groove on the outside & a pharyngeal pouch on the inside