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Branchial arch deriv
FA Repro
| Question | Answer |
|---|---|
| Meckel cartilage: mandible, malleus | 1st |
| incus | 1st |
| sphenomandibular ligament | 1st |
| masseter | 1st |
| medial pterygoids | 1st |
| mylohyoid | 1st |
| anterior belly of digastric | 1st |
| tensor tympani | 1st |
| tensor veli palatini | 1st |
| CN V2 and V3 | 1st |
| mandibular hypoplasia, facial abN | Treacher Collins Syndrome |
| Reichert cartilage | 2nd |
| stapes | 2nd |
| stylohyoid process and ligament | 2nd |
| lesser horn of hyoid | 2nd |
| stapedius | 2nd |
| stylohyoid muscle | 2nd |
| platysma | 2nd |
| posterior belly of digastric | 2nd |
| CN VII | 2nd |
| persistence of cleft and pouch, fistula between tonsillar area and lateral neck | Congenital pharyngocutaneous fistula |
| greater horn of hyoid | 3rd |
| stylopharyngeus | 3rd |
| CN IX | 3rd |
| thyroid, cricoid | 4th-6th |
| arytenoid | 4th-6th |
| corniculate, cuneiform cartilage | 4th-6th |
| pharyngeal constrictors | 4th |
| cricothyroid | 4th |
| levator veli palatini | 4th |
| all intrinsic muscles of larynx except cricothyroid | 6th |
| CN X superior laryngeal branch | 4th |
| CN X recurrent laryngeal branch | 6th |