Pharyngeal Apparatus Diagram Flashcards Preview

05. Neuro Exam 1 > Pharyngeal Apparatus Diagram > Flashcards

Flashcards in Pharyngeal Apparatus Diagram Deck (21)
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1
Q

What are the skeletal derivatives from PA 1?

A

Meckel’s Cartilage:

  • Incus and malleolus
  • Mandible
  • Sphenomandibular Ligament
2
Q

What are the muscular derivatives from PA 1?

A

Muscles of Mastication

3
Q

What CN is derived from PA 1?

A

CN V (Trigeminal)

4
Q

What structures are derived from the pouch of PA 1?

A

Tympanic Cavity
Mastoid Antrum
Pharyngotympanic Tube

5
Q

What structure is derived from the groove of PA 1?

A

External Auditory Meatus

6
Q

What structure is derived from the membrane of PA 1?

A

Tympanic Membrane

7
Q

What are the skeletal derivatives from PA 2?

A
Reichert's Cartilage:
Stapes
Styloid Process of Temporal Bone
Stylohyoid Ligament
Lesser Cornu of Hyoid Body
8
Q

What are the muscular derivatives from PA 2?

A

Facial Muscles

9
Q

What CN is derived from PA 2?

A

CN VII (Facial)

10
Q

What structures are derived from the pouch of PA 2?

A

Tonsillar Sinus

Lymphoid Tissue

11
Q

What are the skeletal derivatives from PA 3?

A

Greater Cornu of Hyoid Body

12
Q

What is the muscular derivative from PA 3?

A

Stylopharyngeus Muscle

13
Q

What CN is derived from PA 3?

A

CN IX (Glossopharyngeal)

14
Q

What structures are derived from the pouch of PA 3?

A

Inferior Parathyroid

Thymus

15
Q

What are the skeletal derivatives from PA 4 only?

A

Epiglottis

16
Q

What are the skeletal derivatives from PA 4 and 6?

A

Laryngeal Cartilage

17
Q

What is the muscular derivative from PA 4?

A

Cricothryoid
Levator Veli Palatini
Constrictors fo Pharynx

18
Q

What CN is derived from PA 4?

What specific branch?

A
CN X (Vagus)
-Superior Laryngeal Branch
19
Q

What structures are derived from the pouch of PA 4?

A

Superior Parathyroid

Ultimobranchial body –> Thyroid Gland/Parafollicular Cells

20
Q

What is the muscular derivative from PA 6?

A

Intrinsic Layers of Larynx

21
Q

What CN is derived from PA 6?

What specific branch?

A
CN X (Vagus)
-Recurrent Laryngeal Branch