Embryology

Question 1

1st branchial arch key points

Answer 1

trigeminal nerve
muscles of mastication
maxilla and mandible
malleus and incus

Question 2

2nd branchial arch key points

Answer 2

facial nerve
muscles of facial expression
styloid process
stapes

Question 3

3rd branchial arch key points

Answer 3

glossopharyngeal nerve
stylopharyngeal muscle
hyoid bone

Question 4

4th branchial arch key points

Answer 4

vagus nerve
pharyngeal and laryngeal muscles
laryngeal cartilages