Head and neck development Flashcards by Jessie Hammes

Q

derivative of pharyngeal cleft 1

A

external auditory meatus

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Q

derivative of pharyngeal pouch 1

A

typanic/middle ear cavity

auditory tube

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Q

derivative of pharyngeal pouch 2

A

fossa for palatine tonsil

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Q

derivative of pharyngeal pouch 3

A

inferior parathyroid gland

thymus

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Q

derivative of pharyngeal pouch 4

A

superior parathyroid gland

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Q

derivative of pharyngeal pouch 5

A

ultimobranchial body (C or calcitonin cells of thyroid)

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Q

cranial nerve of pharyngeal arch 1

A

V Trigeminal

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Q

cranial nerve of pharyngeal arch 2

A

VII Facial

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Q

cranial nerve of pharyngeal arch 3

A

IX Glossopharyngeal

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Q

cranial nerve of pharyngeal arch 4

A

X Vagus (superior laryngeal)

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Q

cranial nerve of pharyngeal arch 6

A

X Vagus (recurrent laryngeal)

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Q

Muscles of pharyngeal arch 1

A

4 muscles of mastication:

lateral pterygoid
medial pterygoid
masseter
temporalis

4 Addnl muscles

tensor tympani
tensor veli palatini
mylohyoid
anterior belly of digastric

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Q

Muscles of pharyngeal arch 2

A

muscles of facial expression

3 addnl muscles

posterior belly of digastric
stylohyoid
stapedius

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Q

Muscles of pharyngeal arch 3

A

stylopharyngeus

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Q

Muscles of pharyngeal arch 4

A

levator veli palatini
intrinsic muscles of soft palate
cricothyroid
constrictors of pharynx

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Q

Muscles of pharyngeal arch 6

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A

intrinsic laryngeal muscles

Q

Bones of pharyngeal arch 1

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A

maxilla
mandible
malleus
incus

Q

Bones of pharyngeal arch 2

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A

stapes
styloid process
lesser horn of hyoid

Q

Bones of pharyngeal arch 3

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A

greater horn of hyoid

Q

Bones of pharyngeal arch 4

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A

thyroid cartilage

Q

Bones of pharyngeal arch 6

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A

cricoid cartilage

Q

CN I associated embryonic primordia

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A

olfactory placode

Q

CN II associated embryonic primordia

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A

optic vesicle - outgrowth from brain

Q

CN III associated embryonic primordia

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A

preotic somite

CN IV associated embryonic primordia

preotic somite

CN V associated embryonic primordia

branchial arch 1

CN VI associated embryonic primordia

preotic somite

CN VII associated embryonic primordia

Branchial arch 2

CN VIII associated embryonic primordia

otic placode

CN IX associated embryonic primordia

branchial arch 3

CN X associated embryonic primordia

branchial arch 4 & 6

CN XII associated embryonic primordia

postotic somite