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115 Oral, Head And Neck Anatomy > Part II Anatomical Structures > Flashcards

Part II Anatomical Structures Flashcards

1
Q

Incisive papilla

A

Thickened area of connective tissue just behind palatal aspect of #8 and #9

Lies over the incisive foramen

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2
Q

Palatine Rugae (folds)

A

Transverse folds of connective tissue located on the interior 1/3 of the hard palate

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3
Q

Median Palatine Raphe

A

Second line of connective tissue that lies over the median Palatine suture

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4
Q

Palatine foveae

A

To pinpoint depressions on most posterior aspect of the hard palate

Located on either side of Raphe

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5
Q

Uvula

A

Small, pendant shaped, flashy mass of connective tissue

Located at the midline of the posterior aspect of the soft palate

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6
Q

Functions of the uvula

A

Joins with the soft palate to close off the nasal pharynx and prevent food from entering nasal cavity

Stimulation causes gag reflects

Produces saliva during swallowing

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7
Q

Fauces/faucial isthmus

A

Opening from oral region to oropharynx

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8
Q

Palatoglossal pillar

A

Anterior tonsillar pillars/ anterior faucial pillars

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9
Q

Palatalopharyngeal pillar

A

Posterior tonsillar pillar/ posterior faucial pillar

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10
Q

Palatine tonsils

A

Bilateral
Lymphatic tissue- infection receptors

Located between anterior and posterior pillars

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11
Q

Filiform papilla

A

Threadlike structures that cover the entire dorsum of the tongue

No taste function, abrasion only

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12
Q

Fungiform papilla

A

Dark pink, round, mushroom shaped, fewer and number, scattered across the dorsum

Function in taste

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13
Q

Median lingual sulcus

A

Slight, longitudinal depression. Divides tongue into right and left sides

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14
Q

Circumvallate papilla

A

Large, round, flat, dark pink, surrounded circular sulci

8-12 in number

Located anteriorly along the sulcus terminalis

Sulci house more ducts of von Ebner gland

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15
Q

Von Ebner gland

A

Salivary gland in body of the tongue

Pure serous secretions

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16
Q

Sulcus terminalis

A

V-shaped a line on the most posterior aspect of the body of the tongue

Marks the end of the body area, houses more ducts of von Ebner gland

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17
Q

Foramen cecum

A

Small depressions at the Apex of the sulcus terminalis

Embryonic origin of the thyroid gland

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18
Q

Lingual tonsils

A

Lymphatic tissue

Deep folds called tonsillar crypts house ducts of posterior lingual gland

Pure mucous secretion

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19
Q

Epiglottis

A

Attaches at the most posterior aspect of tongue

Extends upward to open the larynx to breathe then swings down to close off the larynx to swallow

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20
Q

Foliate lingual papillae

A

Vertical furrows/folds

House ducts of von Ebner gland

Located on the lateral Borders of the posterior 1/3 of the lateral surface of tongue

Taste function

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21
Q

Where is oral cancer predominantly found in the mouth?

A

At the base of the tongue and the floor of the mouth

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22
Q

Deep lingual veins

A

Bilateral on the ventral surface of the tongue

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23
Q

Plica fimbriata/fimbriata folds

A

Elevated tissue with thread like projections

Positioned laterally to deep lingual vein

House ducts of Blandin Nuhn gland

24
Q

Blandin Nuhn gland

A

Produces mixed secretions of serous and mucus

Housed in the plica fimbriata

25
Q

Lingual frenum

A

Band of connective tissue that attaches the tongue to alveolar bone

26
Q

Sublingual caruncles

A

Bilateral, small, round structures

Located bilaterally to the lingual frenum and house salivary ducts including Wharton’s duct and Bartholin’s duct

27
Q

Wharton’s duct

A

Opens on caruncles

Drains submandibular gland

28
Q

Bartholin’s duct

A

Opens on caruncles
Alongside Wharton’s dict
Drains sublingual gland

29
Q

Sublingual folds

A

Bilateral, delicate folds of tissue that run anteriorly to the caruncles

Marking the site of the sublingual gland

30
Q

Plica sublingualis

A

Threadlike structures found on sublingual folds

House salivary ducts (ducts if Rivinus)

31
Q

Ducts of Rivinus

A

Minor sublingual ducts

Open along the crest of plica Sublingualis

Drains the sub lingual gland

32
Q

Sublingual vein

A

Bilateral, located on the floor of the mouth, drains the tongue

33
Q

Fauces/ Faucial Isthmus/ Oropharyngeal orifice

A

Opening from the oral cavity proper into the oropharynx

34
Q

Pharynx

A

Throat

Muscular tube that serves both respiration and digestion

35
Q

Major divisions of the pharynx

A

Nasopharynx

Oropharynx

Laryngopharynx

36
Q

Nasopharynx

A

Superior to the soft palate

Continuous with a nasal cavity/ choanae

Adenoids/pharyngeal tonsils housed in upper posterior wall (not visible)

37
Q

Oropharynx

A

Lies between soft palate and upper border of the epiglottis (opening of the larynx)

Continuous with mouth through oral pharyngeal orifice or fauces (is visible)

38
Q

Laryngopharynx

A

Continuous with oropharynx, Extending from epiglottis above to the esophagus below

Anterior portion formed by epiglottis

Posterior portion formed by cricoid cartilage

39
Q

Larynx

A

Open airway to trachea

Located between pharynx and trachea

Voice box

Variation of tension and shape of vocal folds determines pitch and other qualities of the voice

40
Q

Hyoid bone

A

Located at the midline, anterior and superior to the thyroid cartilage

Does not articulate with any bones, only muscle attachments

Controls position of base of the tongue and floor of the mouth

41
Q

Superior thyroid notch

A

Located at anterior superior aspect of the thyroid cartilage

42
Q

Thyroid cartilage

A

Adam’s apple

Located at midline, anterior to larynx

Protects vocal cords which are directly behind it

43
Q

Cricoid cartilage

A

Forms back of larynx, aids and vocal sound production

44
Q

Trachea

A

Wind pipe

Extends from larynx to the bronchial tubes

45
Q

Sternocleidomastoid muscle

A

Bisects the neck diagonally into the anterior triangles and posterior triangles

Attaches to four bones: mastoid and occipital (origin), sternum and clavicle (insertion)

46
Q

Anterior cervical triangle

A

Bilateral, anterior region of the neck, extends superiorly and anteriorly from The sternocleidomastoid muscle to the midline of the neck

47
Q

Supplemental triangle

A

At the midline, under the chin, bordered by the digastric muscle and he hired bone

48
Q

Submandibular triangle

A

Bilateral, bordered by the mandible and the digastric muscle

49
Q

Carotid triangle

A

Bilateral, superior to the omohyoid muscle, bordered by the omohyoid muscle, sternocleidomastoid muscle and digastric muscle

50
Q

Muscular triangle

A

Bilateral, below the omohyoid muscle, bordered by the omohyoid muscle, sternocleidomastoid muscle and thyroid cartilage

51
Q

Posterior cervical triangle

A

Lateral region of the neck, posterior and inferior to the sternocleidomastoid muscle

52
Q

Occipital triangle

A

Above the omohyoid muscle, bordered by the omohyoid muscle, sternocleidomastoid muscle and trapezius

53
Q

Subclavian triangle

A

Below the omohyoid muscle.

bordered by the omohyoid muscle, Sternocleidomastoid muscle and the clavicle bone

54
Q

Fossa of the neck

A

Retro mandibular Fossa

Supraclavicular fossa

55
Q

Retro mandibular fossa

A

Just superior and posterior to the angle of the mandible

56
Q

Supraclavicular Fossa

A

The depression formed above the clavicle when the shoulders are hunched and brought forward

115 Oral, Head And Neck Anatomy (25 decks)

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