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202 > Neck And Oral Cavity > Flashcards

Neck And Oral Cavity Flashcards

1
Q

Mandibular nerve exits through which foreman?

A

Ovale

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2
Q

Muscles of soft palate?

A

Palatoglossal,palatopharngyeal arch and uvula

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3
Q

Division between anterior and posterior part of tongue?

A

Terminal Sulcus

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4
Q

Papillae?

A

Fungiform, filliform ( without taste buds), and vallate

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5
Q

Medial fold which separates left and right Of tongue?

A

Frenulum

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6
Q

Muscles of tongue?

A

Intrinsic: superior and inferior longitudinal, vertical and transverse

Extrinsic:
Genioglossus, hyoglossus, styloglossus and palatoglossus

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7
Q

What does genioglossus do?

A

Depresses and protrudes tongue

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8
Q

What does hypoglossus do?

A

Depresses tongue

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9
Q

What does styloglossus do?

A

Retracts tongue

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10
Q

Palatoglossus role?

A

Elevates back of tongue and depresses soft palate

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11
Q

Innervation of anterior 2/3 of tongue?

A

Taste- facial nerve via chorda tympani contributing to lingual nerve

Sensation-lingual nerve

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12
Q

Innervation to posterior 1/3 of tongue?

A

Taste- glossopharngeal

Sensation- glossopharngyeal

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13
Q

Motor to whole tongue?

A

Hypoglossal nerve except palatoglossus which is supplied by vagus

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14
Q

What is the motor function/ visceral of the glossopharyngeal nerve?

A

Stylopharyngeus muscle

Parotid gland

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15
Q

Injury to hypoglossal nerve will cause?

A

Tongue deviating to side of lesion, speech disturbance

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16
Q

The larynx is made up of which cartilaginous structures?

A

ATECCC

Thyroid, cricoid, corniculate, arytenoid, cuneiform and epiglottis.

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17
Q

Sensory and motor supply to larynx?

A

Superior laryngeal and recurrent laryngeal branch, above vocal fold is internal laryngeal branch and below recurrent

18
Q

Arterial supply to larynx?

A

Superior and inferior thyroid artery

19
Q

Motor supply to all intrinsic muscles is supplied by recurrent laryngeal except?

A

Cricothyroid, supplied by external laryngeal

20
Q

Innervation to pharynx?

A

Motor: vagus except to stylopharyngeus via CN9

Sensory: maxillary, CN9 and CN 10

21
Q

Supply of vagus nerve?

A

Sensory: larynx, dura mater

Taste: epiglottis and pharynx

Visceral sensory: aortic bodies, aortic arch chemoreceptors, bronchi, heart lungs, midgut and foregut.

Motor: palatoglossus, muscles of pharynx and larynx

Visceral motor: parasympathetic to smooth muscle in glands in pharynx, thoracic, foregut and midgut

22
Q

Fascial layers in neck?

A

Pretracheal, prevertebral and investing.

Reduce spread of infection.

23
Q

Carotid sheath contains?

A

Common and internal carotid arteries, internal jugular vein, vagus nerve, deep cervical lymph nodes and carotid sinus nerve

24
Q

What divides the anterior and posterior compartments of the neck?

A

Sternocleidomastoid

25
Q

Anterior compartment of neck is made up of what?

A

Submental triangle, submandibular triangles, carotid triangles and muscular triangles

26
Q

Posterior compartment of neck is made up of?

A

Occipital triangles, omoclavicular triangles, posterior belly of omhyoid divides triangles

27
Q

Submandibular triangle boundaries and what it contains?

A

Anterior and posterior bellies of digastric.

It contains submandibular gland, facial artery and vein

28
Q

Submental triangle boundaries and and what it contains?

A

Anterior belly of digastric

Contains lymph nodes

29
Q

Muscular triangle boundaries and what it contains?

A

Omohyoid muscle and sternocleidomastoid

Contains supra and infrahyoid muscles

30
Q

Carotid triangle boundaries and what does it contain?

A

Digastric, sternocleidomastoid, omohyoid and stylohyoid

Common carotid, IJV, vagus nerve and CN 10 11 and 12

31
Q

Contents of posterior triangle?

A 
Subclavian artery
External jugular vein
Brachial plexus
CN11
Cervical blexus
32
Q

Boundaries of occipital triangle?

A

SCM, trapezius and omohyoid

33
Q

Supraclavicular triangle boundaries?

A

Clavicular head of SCM, clavicle and omohyoid

34
Q

Subclavian arteries supply what?

A

Inferior thyroid

35
Q

External jugular vein is formed from?

A

Posterior auricular vein and retromandibular vein,

Drains face, neck and scalp

36
Q

External jugular vein drains?

A

Scalp face and neck

37
Q

Tha accessory nerve supplies motor to?

A

Sternocleidomastoid and trapezius, allows shrugging of shoulders

38
Q

Which conchae in the nasal cavity does not arise from the ethmoid bone?

A

Inferior

39
Q

Injury to left recurrent laryngeal nerve can occur during surgery. What is a common sign?

A

Hoarseness of voice

40
Q

In which anterior triangles in the neck will you find lymph nodes?

A

Submental

41
Q

External carotid branches to become?

A 
Lingual 
Superficial temporal
Maxillary
Facial 
ascending pharyngeal
Superior thyroid

202 (58 decks)

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