HEAD & NECK (Pharyngeal Pouches, Arch, Grooves, Etc)

Question 1

Adult derivative of 1st Pharyngeal Pouch

Answer 1

Middle Ear Cavity
Auditory Tube

Question 2

Adult derivative of 1st Pharyngeal Groove

Answer 2

External Auditory Meatus
Skin over tympanic membrane

Question 3

Adult derivative of 2nd Pharyngeal pouch

Answer 3

Palatine tonsils

Question 4

Adult derivative of 3rd pharyngeal pouch

Answer 4

Inferior Parathyroid
Thymus

Question 5

Adult derivative of 4th pharyngeal pouch

Answer 5

Superior parathyroid
Ultimobrachial body

Question 6

Muscles formed from 1st pharyngeal arch

Answer 6

Muscles of mastication

Question 7

Cranial nerve associated with 1st pharyngeal arch

Answer 7

CN V (Trigeminal Nerve)

Question 8

Bones formed from 1st pharyngeal arch

Answer 8

MIMMZ
• Malleus
• Incus
• Maxillary
• Mandibular
• Zygomaticus

Question 9

Muscles formed from 2nd pharyngeal arch

Answer 9

Facial muscles

Question 10

Bones formed from 2nd pharyngeal arch

Answer 10

Stapes
Hyoid (Upper Part)

Question 11

Cranial nerve associated with 2nd pharyngeal arch

Answer 11

CN VII (Facial nerve)

Question 12

Muscles formed from 3rd pharyngeal arch

Answer 12

Muscles of deglutition

Question 13

Bones formed from 3rd pharyngeal arch

Answer 13

Hyoid (Lower part)

Question 14

Cranial nerve associated with 3rd pharyngeal arch

Answer 14

CN IX (Glossopharyngeal nerve)

Question 15

Muscles formed from 4th pharyngeal pouch

Answer 15

Muscles of phonation

Question 16

Cranial nerve associated with 4th pharyngeal pouch

Answer 16

CN X (Vagus nerve)