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Anatomy mod 3 > Pterygopalatine Fossa > Flashcards

Pterygopalatine Fossa Flashcards

1
Q

What type of inflammation is hayfever?

A

acute inflammation of nasal mucosa

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2
Q

What do nasal glands secrete?

A

mucus

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3
Q

What do lacrimal glands produce?

A

tears

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4
Q

Where is the pterygopalatine fossa?

A

infratemporal fossa

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5
Q

What is below the zygomatic arch?

A

infratemporal fossa

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6
Q

What is above the zygomatic arch?

A

Supratemporal fossa

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7
Q

What nerve supply at foramen ovale?

A

Vc

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8
Q

What does the pterygo-maxillary fissure open into?

A

pterygopalatine fossa

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9
Q

Where is the pterygopalatine fossa located?

A

anterior to the ptyerygoid process of the sphenoid bone

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10
Q

How does the ptyergopalatine fossa communicate with the orbit?

A

inferior orbital fissure

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11
Q

How does the ptyergopalatine fossa communicate with the middle cranial fossa?

A

foramen rotundum and ptyergoid canal

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12
Q

How does the ptyergopalatine fossa communicate with the infratemporal fossa?

A

ptyergomaxillary fissure

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13
Q

How does the ptyergopalatine fossa communicate with the nasal cavity?

A

sphenopalatine foramen

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14
Q

What does the pterygopalatine fossa contain?

A

terminal 1/3 of the maxillary artery, CNVb and the pterygopalatine ganglion

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15
Q

What is the posterior superior alveolar artery supplying?

A

upper dentition

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16
Q

Where does the infraorbital foramen open up onto?

A

face

17
Q

What is the sphenopalatine artery heading through?

A

sphenopalatine foramen

18
Q

What is the facial artery mainly responsible for?

A

supplying the skin of the face

19
Q

What is the greater palatine artery supplying?

A

hard palate

20
Q

What is the lesser palatine artery supplying?

A

soft palate

21
Q

Where does the maxillary artery become the sphenopalatine artery?

A

sphenopalatine foramen

22
Q

Where is the ophthalmic artery coming via?

A

anterior and posterior ethmoidal arteries

23
Q

Maxillary artery coming via?

A

sphenopalatine and greater palatine arteries

24
Q

Facial artery via?

A

lateral nasal branch of facial or septal branch of superior labial artery

25
Q

What nerve is with the sphenopalatine artery?

A

nasopalatine nerve

26
Q

sensory innervation of nasal cavity?

A

CNV

27
Q

What is the middle and anterior superior alveolar nerves supplying?

A

premolars and anterior teeth

28
Q

What is the ganglion of hayfever

A

pterygopalatine ganglion

29
Q

Describe how preganglion sympathetic fibres from the brain

A

Travel down spinal cord, exit spinal cord in T1 spinal nerve, travel superiorly in the sympathetic chain and synapse in the superior cervical sympathetic chain

30
Q

What do the postganglionic sympathetic fibres within the internal carotid nerve give rise to?

A

a plexus on the surface of the internal carotid artery

Anatomy mod 3 (8 decks)

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