INNERVATIONS Flashcards

1
Q

what innervates the septum and lateral walls of the nose?

A

the nasopalatine and nasociliary nerves

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2
Q

what is the nasopalatine nerve a branch of?

A

the maxillary nerve

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3
Q

what is the nasociliary nerve a branch of?

A

the opthalmic nerve

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4
Q

what is the skin of the nose innervated by?

A

the trigeminal nerve

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5
Q

what are the maxillary teeth innervated by?

A

the superior alveolar nerve (branch of trigmeinal)

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6
Q

what are the mandibular teeth innervated by?

A

the inferior alveolar nerve (branch of trigeminal)

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7
Q

what does the mental nerve innervate?

A

the chin, lower lip and gingiva of the lower mouth

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8
Q

what is the hard palate innervated by?

A

the greater palatine nerve and nasopalatine nerve

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9
Q

what are the greater and lesser palatine nerve a branch of?

A

the maxillary nerve

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10
Q

what is the soft palate innervated by?

A

the lesser palatine nerve

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11
Q

what is the pharynx innervated by?

A

the glossopharyngeal nerve

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12
Q

what is the larynx innervated by?

A

the vagus nerve

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13
Q

what are the bronchi innervated by?

A

pulmonary branches of the vagus nerve

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14
Q

what is the trachea innervated by?

A

the recurrent laryngeal nerve

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15
Q

what are the palatine tonsils innervated by?

A

lesser palatine nerve

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16
Q

what is the diaphragm innervated by?

A

the phrenic nerve

17
Q

how can you tell the difference between the phrenic and vagus nerve?

A

phrenic nerve passes anterior to the hilum of the lung and the vagus nerve passes posterior

18
Q

what is the stomach innervated parasympathetically by?

A

the vagus nerve

19
Q

what is the oesophagus innervated by?

A

the oesophageal plexus

20
Q

what does the tympanic nerve supply?

A

the ear and the eustachian tube

21
Q

what innervates the sinuses?

A

the trigeminal nerve

22
Q

what is the blood supply to the diaphragm?

A

the inferior phrenic artery

23
Q

what are the musces of mastication innervated by?

A

the trigeminal nerve

24
Q

what are the muscles of the tongue innervated by?

A

the hypoglossal nerve

other than the palatoglossal muscle which is innervated by the vagus nerve

25
Q

what does the superior mesenteric artery supply?

A

organs of the midgut

26
Q

what does the inferior mesenteric artery supply?

A

hindgut organs

27
Q

whats the histology of the oropharynx

A

stratified squamous non-keratinising epithelium

28
Q

whats the histology of the nasal cavity

A

squamous muscosa, olfactory mucosa but majoritively pseudostratified columnar ciliated epithelium

29
Q

whats the histology of the larynx

A

ciliated columnar pseudostratified

30
Q

whats the histology of the oesophagus

A

stratified squamous non-keratinized cells

31
Q

whats the histology of th stomach?

A

serosa, muscularis externa, submucosa and mucosa

32
Q

describe the histology of the anal canal inferior to the pectinate line

A

non-keratinised stratified squamous epithelium

below the ano-cutaneous line we have keratinised stratified squamous epithelum