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Anatomy (TOPNOTCH SUPPLEMENT) > TONGUE > Flashcards

TONGUE Flashcards

1
Q

Divisble into right and left halves by:

A

Median groove / median sulcus

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2
Q

Tongue is attached to

A

Styloid process and soft palate above

Mandible

Hyoid bone below

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3
Q

Parts and surfaces of the tongue

A

ROOT - inferior, relatively fixed part attached to hyoid and mandible; posterior 3rd

BODY - anterior 3rd

APEX - pointed anterior

DORSUM

INFERIOR

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4
Q

Mucous membrane of the tongue

A

UPPER SURFACE - divided into anterior (oral) and posterior (pharyngeal) parts - V SHAPED SULCUS - SULCUS TERMINALIS

APEX projects backward and is marked by a small pit - FORAMEN CECUM

3 types of PAPILLAE present on the upper suface of anterior 2/3 - FILIFORM, FUNGIFORM and VALLATE

POST 1/3 - DEVOID PAPILLAE but has a nodular irregular surface - LINGUAK TONSIL

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5
Q

Lingual papillae

A

Vallate

Filiform

Fungiform

Foliate

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6
Q

large and flat-topped

Lie directly anterior ro the terminal sulcus

A

Vallate

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7
Q

Long and numerous

Contanin afferent nerve endings that are sensitive to touch

A

Filiform

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8
Q

Mushroom shaped

Most numerous at the apex and sides

A

Fungiform

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9
Q

Small lateral folds of the lingual mucosa

Poorly developed in humans

A

Foliate

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10
Q

Intrinsic muscles of the tongue

Innervated by HYPOGLOSSAL NERVE (CN XII)

A

Superior and inferior longitudinal

Transverse

Vertical

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11
Q

Extrinsic muscles of the tongue

A

Alter the POSITION of the tongue

Innervated by HYPOGLOSSAL NERVE EXCEPT PALATOGLOSSUS by vagus nerve

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12
Q

Muscles of the tongue

A

PALATOGLOSSUS - elevation

STYLOGLOSSUS - retraction

HYOGLOSSUS - depression

GENIOGLOSSUS - protrusion

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13
Q

Mobile, muscular organ

Involved with MASTICATION, GUSTATION, DEGLUTITION, ARTICULATION, ORAL CLEANSING

Mass of STRIATED MUSCLE covered with mucous membrane

ANTERIOR 2/3 - mouth
POSTERIOR 1/3 - pharynx

A

Tongue

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14
Q

Nerv supply of muscle of tongue

A

CN 12 EXCEPT PALATOGLOSSUS (CN 10)

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15
Q

Nerve supply mucous membrane of tongue

A

Anterior 2/3 by CN V

Posterior 1/3 by CN IX

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16
Q

Nerve supply tase buds of tongue

A

Anterior 2/3 by CN VII

Posterior 1/3 by CN IX

17
Q

Blood vessels of the tongue

A

Lingual artery from external carotid artery

DORSAL LINGUAL
DEEP LINGUAL
SUBLINGUAL

LINGUAL VEIN drains into the internal jugular vein

18
Q

Lymph drainage of the tongue

A

POSTERIOR 3rd - superior deep cervical LN

MEDIAL PART OF ANTERIOR 2/3 - inferior deep cervical LN

LATERAL OF ANTERIOR 2/3 - submandibular LN

APEX - submental LN

Anatomy (TOPNOTCH SUPPLEMENT) (71 decks)

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