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Head and Neck Anatomy and Embryology > Oral cavity and oropharynx > Flashcards

Oral cavity and oropharynx Flashcards

1
Q

Muscles of mastication?

A

Temporalis
Masseter
Medial pterygoid
Lateral pterygoid

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2
Q

Structures forming temporomandibular joint?

A

Condylar process of mandible

Mandibular fossa of temporal bone

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3
Q

Parts of the mandible?

A 
Condylar process (head and neck)
Coronoid process 
Body 
Mental protuberance
Ramus
Angle
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4
Q

Foramina of the mandible?

A

Mandibular foramen

Mental foramen

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5
Q

Origin of geniohyoid muscle?

A

Inferior mental spine

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6
Q

Origin of genioglossus muscle?

A

Superior mental spine

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7
Q

Temporomandibular joint is what type of joint?

A

Modified synovial hinge joint

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8
Q

Movements occurring at temporomandibular joint?

A 
Elevation 
Depression 
Protrusion 
Retrusion 
Side to side movements
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9
Q

Pyerygoid muscles attach to?

A

Lateral pterygoid plate

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10
Q

Bone which forms lateral pterygoid plate?

A

Sphenoid bone

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11
Q

Muscle which forms floor of the mouth?

A

Mylohyoid

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12
Q

Muscle connecting palate to tongue?

A

Palatoglossus

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13
Q

Muscle connecting palate to pharynx?

A

Palatopharyngeus

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14
Q

Structure lying between palatoglossus and palatopharyngeus?

A

Oropharyngeal tonsil

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15
Q

Foramen caecum is the remnant of which embryological structure?

A

Thyroid diverticulum

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16
Q

Muscles of the tongue are innervated by?

A

Hypoglossal nerve

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17
Q

Anterior 2/3s of tongue are innervated by?

A

Mandibular branch of trigeminal nerve

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18
Q

Posterior 1/3 of tongue is innervated by?

A

Glossopharyngeal nerve

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19
Q

Papillae of the tongue?

A

Filliform
Fungiform
Vallate

20
Q

Oral and pharyngeal parts of tongue are separated by?

A

Terminal sulcus

21
Q

Contraction of anterior fibres of temporalis produces what movement in the mandible?

22
Q

Contraction of posterior fibres of temporalis produces what movement in the mandible?

A

Retrusion of the mandible

23
Q

Bony attachments of temporalis?

A

Coronoid process of mandible

Anterior border of ramus of mandible

24
Q

Temporalis is innervated by?

A

Mandibular branch of trigeminal nerve

25
Q

Muscles of mastication are innervated by?

A

Mandibular branch of trigeminal nerve

26
Q

Suprahyoid muscles which depress the mandible?

A

Geniohyoid
Mylohyoid
Digastric

27
Q

Muscles of mastication which elevate the mandible?

A

Masseter
Medial pterygoid
Temporalis (anterior fibres)

28
Q

Inferior alveolar nerve is a branch of?

A

Mandibular division of trigeminal nerve

29
Q

Nerve passing through mandibular foramen?

A

Inferior alveolar nerve

30
Q

Vestibule of oral cavity lies between?

A

Lips and teeth

31
Q

Posterior opening of the oral cavity?

A

Oropharyngeal isthmus

32
Q

Muscles in the soft palate?

A 
Tensor veli palatini
Levator veli palatini
Palatoglossus 
Palatopharyngeus 
Muscularis uvulae
33
Q

Nerve supply to muscles of soft palate?

A

Vagus nerve

34
Q

Structure separating nasal and oral cavities?

35
Q

Papillae of the tongue which do not contain taste buds?

36
Q

Extrinsic muscles of the tongue?

A

Genioglossus
Hyoglossus
Palatoglossus
Styloglossus

37
Q

Action of genioglossus on the tongue?

A

Portrudes tongue to opposite side

38
Q

Three pairs of salivary glands?

A

Parotid
Submandibular
Sublingual

39
Q

Parotid glands are innervated by?

A

Glossopharyngeal nerve

40
Q

Submandibular glands are innervated by?

A

Facial nerve

41
Q

Sublingual glands are innervated by?

A

Facial nerve

42
Q

Innervation of hyoglossus?

A

Hypoglossal nerve

43
Q

Innervation of intrinsic muscles of tongue?

A

Hypoglossal nerve

44
Q

Innervation of styloglossus?

A

Hypoglossal nerve

45
Q

Superficial and deep lobes of parotid gland are separated by?

A

Facial nerve

Head and Neck Anatomy and Embryology (5 decks)

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