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GIT ANATOMY > Anatomy Of The Oral Cavity And Salivary Glands > Flashcards

Anatomy Of The Oral Cavity And Salivary Glands Flashcards

1
Q

lies within the alveolar arches, gums and teeth

A

Mouth cavity proper

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2
Q

lies between the lips and cheeks externally and the gums and teeth internally

A

Vestibule

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3
Q

The mouth extends from the lips to the

A

oropharyngeal isthmus

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4
Q

Has a roof formed of hard and soft palate

A

Mouth proper

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5
Q

Mouth proper floor is formed of

A

Mylohyoid muscle

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6
Q

The roof of the mouth is supplied by the

A

Greater palatine nerves
Nasopalatine nerves
(NF Travel in direction of maxillary)

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7
Q

The floor of the mouth is supplied by

A

Lingual nerve
(Branch of mandibular nerve)

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8
Q

The cheek isn supplied by

A

Buccal nerve
(branch of mandibular nerve)

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9
Q

The tongue has a mass of ______ covered with the mucous membrane

A

Striated muscles

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10
Q

The tongue is divided into right & left halves by

A

Median septum

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11
Q

Which part is the Anterior 2/3 of tongue
Which part is the posterior 1/3 of tongue
Which part is the base

A

Oral
Pharyngeal
Root

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12
Q

The mucous membrane of upper surface of the tongue can be divided into anterior and posterior parts by _____

A

V-shaped sulcus called sulcus terminalis

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13
Q

The apex of the sulcus is marked by a small pit called

A

Foramen cecum

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14
Q

The foramen cecum marks the site of the upper end of

A

Thyroglossal duct

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15
Q

Muscles of the tongue are

A

Intrinsic & extrinsic

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16
Q

Confined to the tongue and are not attached to bone

A

Intrinsic muscles

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17
Q

Intrinsic muscles fibers

A

Longitudinal
Transverse
Vertical

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18
Q

Intrinsic muscles are supplied by

A

Hypoglossal nerve

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19
Q

Muscles that alter the shape of the tongue

A

Intrinsic muscles

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20
Q

Attached to the bone and soft palate

A

Extrinsic muscle

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21
Q

Extrinsic muscle are

A

Geni(oglossus)
Hyp(oglossus)
Styl(oglossus)
Palat(oglossus)

22
Q

Tongue blood supply

A

lingual A.
Tonsillar branch of facial A.
Ascending pharyngeal A.

23
Q

The tongue veins drain into

A

IJV

24
Q

Lymph drainage of the tip of the tongue

A

Submental lymph nodes

25
Q

Lymph drainage of the anterior 2/3 of the tongue

A

Submandibular & Deep cervical lymph nodes

26
Q

Lymph drainage of the posterior 1/3 of the tongue

A

Deep cervical lymph nodes

27
Q

Forms the roof of the mouth

A

Palate

28
Q

Palate is divided into

A

Hard palate (infront)
Soft palate (behind)

29
Q

Hard palate is formed by the

A

palatine processes of the maxillae and the horizontal plates of the palatine bones

30
Q

Soft palate is a ____ attached to the _____

A

mobile fold
posterior border of the hard palate

31
Q

The soft palate free posterior border presents in midline a

A

Conical projection called uvula

32
Q

Muscles of the soft palate are

A

Tensor veli palatini
Levator veli palatini
Palatoglossus
Palatopharyngeus
Musculus uvulae

33
Q

Nerve supply of the palate

A
  • Greater and lesser palatine nerves from the trigeminal nerve (maxillary N)
  • Nasopalatine nerve branch of maxillary nerve
  • glossopharyngeal nerve (also supplies soft palate)
34
Q

Palate Blood supply

A

Greater palatine branch of maxillary A.
Ascending palatine branch of facial A.
Ascending pharyngeal A.

35
Q

Palate lymph drainage

A

Deep cervical lymph nodes

36
Q

Salivary glands are______, that produce ______

A

exocrine glands
saliva

37
Q

produces a serous, watery secretion

A

Parotid gland

38
Q

produces a mixed serous & mucous

A

Submandibular gland

39
Q

secretes saliva that is predominantly mucous in character

A

Sublingual gland

40
Q

Largest salivary gland

A

Parotid gland

41
Q

Formed of entirely of serous acini

A

Parotid gland

42
Q

Parotid gland is formed of

A

Serous acini

43
Q

Parotid gland position

A

Located between mandibular and mastoid process

44
Q

Parotid gland shape

A

Triangular the apex behind angle of mandible

45
Q

It opens into the vestibule of the mouth on a small papilla

A

Parotid duct

46
Q

Most superficial structure

A

Facial nerve

47
Q

Most deep structure

A

External carotid A.

48
Q

Formed by the union of maxillary & superficial temporal veins.

A

Retromandibular vein

49
Q

divided into maxillary and superficial temporal arteries

A

External carotid A.

50
Q

Structures within Parotid gland

A

Facial nerve
Retromandibular nerve
External carotid artery

GIT ANATOMY (4 decks)

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