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LECOM MS1 Gross Anatomy Exam 3 > Head: The Palate (Exam 3) > Flashcards

Head: The Palate (Exam 3) Flashcards

1
Q

What are the bones that make up the pallate

A

palatine plates

maxilla

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2
Q

What portion does the maxilla make up

A

palatine processes

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3
Q

What portion does the palatine bones make up

A

horizontal plates

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4
Q

What is the hole in the maxilla bone

A

incisive foramen

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5
Q

What is the palate broken into

A

hard palate and soft palate

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6
Q

Where is the hard palate located

A

anteriorly

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7
Q

Where is the soft palate located

A

posteriorly

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8
Q

What is Maxillary torus

A

extra bone formation of the maxilla

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9
Q

What are the features of the soft palate

A

palatoglossal arch
palatopharyngeus arch
uvula
palatine tonsil

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10
Q

What is the function of the uvula

A

prevents food from entering the nasal cavity when swallowing

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11
Q

Where is the palatine tonsil found

A

between the palatoglossal arch and palatopharyngeal arch

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12
Q

How is the soft palate formed

A

muscles that move the palate

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13
Q

What muscles of the soft palate will help close the auditory tube while swallowing

A

tensor veli palatini

levator veli palatini

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14
Q

Where is the palatoglossus muscle found

A

in the palatoglossal arch

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15
Q

Where is the palatopharyngeus muscle found

A

palatopharyngeal arch

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16
Q

What are the 5 muscles that will act on the palate

A 
palatopharyngeous
palatoglossus
musculis uvulae
levator veli palatini
tensor veli palatini
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17
Q

What are the 3 parts of the tensor veli palatini

A

ventrical: originating from scaphoid fossa and eustachian tube

fibrous part: inserting into palatine aponeurosis

tendon between breaks on the hamulus of the pterygoid

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18
Q

What are the actions of the tensor veli palatini

A

Tense the palate

opens the pharyngotympanic tube (yawning or swallowing)

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19
Q

What is the innervation of tensor veli palatini

A

CNV3 (via medial pterygoid nerve)

20
Q

What is the origin and insertion of levator veli palatini

A

petrous part of temporal bone

palatine aponeurosis

21
Q

What are the actions of the levator veli palatini

A

elevate the palate and prevent food from entering into nasopharynx

22
Q

What is the innervation of levator veli palatini

A

vagus (pharyngeal branch)

23
Q

How can levator veli palatini be tested clinically

A

Saying ah and seeing if it deviates

Deviates away from bad side (points toward good side)

24
Q

What is the origin and insertion of musculus uvulae

A

nasal spine of hard palate

CT of uvula

25
Q

What is the action of the musculus uvulae

A

elevates and retracts uvula

thickens central region of soft palate

26
Q

What is the innervation of the musculus uvulae

A

vagus (pharyngeal branch)

27
Q

What is the origin and insertion of palatopharyngeus

A

superior palatine aponeurosis

pharyngeal wall

28
Q

What is the action of the palatopharyngeus

A

depress soft palate

elevate pharynx

29
Q

What is the innervation of the palatopharyngeus muscle

A

vagus nerve (pharyngeal branch)

30
Q

What is the origin and insertion of palatoglossus

A

palatine aponeurosis

lateral margin of the tongue

31
Q

What are the actions of palatoglossus

A

elevate the tongue

depress the soft palate

32
Q

What is the innervation of palatoglossus

A

vagus nerve (pharyngeal branch)

33
Q

What will the nasopalatine nerve supply

A

the anterior portion of the hard palate

34
Q

What is nasopalatine nerve a branch from

A

CNV2

35
Q

Where does the nasopalatine nerve pass through

A

incisive foramen

36
Q

What do the greater and lesser palatine nerves supply

A

mucosa of the posterior hard and soft palate

37
Q

What doe the greater and lesser palatine nerves enter through

A

greater and lesser palatine foramina

38
Q

What does the lesser palatine nerve supply

A

mucosa and glands of the soft palate

39
Q

What does the greater palatine nerve supply

A

mucosa and glands of the hard palate

40
Q

Where does autonomic innervation to the palate come from

A

PPG-parasymp

Superior cervical ganglion-symp

41
Q

What nerve will supply parasympathetic innervation to the nasal and oral cavity

A

facial nerve

42
Q

What does the nasopalatine artery arise from

A

maxillary artery

43
Q

What does the palatine branch arise from

A

ascending pharyngeal artery

44
Q

What arteries supply the palate

A

ascending palatine artery
palatine branch
descending palatine artery

45
Q

Where will veins of the palate drain

A

pterygoid plexus

pharyngeal plexus

46
Q

Where will lymph from the palate drain

A

level II then deep cervical lymph nodes

LECOM MS1 Gross Anatomy Exam 3 (17 decks)

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