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GR Yr2 Anatomy > Throat > Flashcards

Throat Flashcards

1
Q

Name the joints in the cricoid cartilage

A

Cricothryoid

Cricoarytenoid

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2
Q

What is innervation to the mylohyoid?

A

CNV3

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3
Q

What is the innervation to the soft palate muscles?

A

All CNX except Tensor veli palatini which is V3

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4
Q

What level is the hyoid?

A

C3

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5
Q

What is the innervation to the circular muscles of the pharynx?

A

CNX

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6
Q

What are the four external muscles of the tongue?

A

Genioglossus
Hypoglossus
Styloglossus
Palatoglossus

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7
Q

What are the longitudinal muscles of the pharynx?

A

Stylopharyngeus
Palatopharyngeus
Salpingopharyngeus

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8
Q

What muscle relaxes vocal cords?

A

Thyroarytenoid muscles

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9
Q

What muscles tenses vocal cords?

A

Cricothyroid muscles

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10
Q

The circular (constrictor) layer of muscle of the pharynx is outer. T/F?

A

True

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11
Q

What is the innervation to the geniohyoid?

A

C1 via hypoglossal nerve

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12
Q

What is the function of longitudinal and circular pharyngeal muscles?

A

Longitudinal muscles lift up pharynx then circular muscles constrict to hold there

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13
Q

What two muscles make up the floor of the mouth?

A

Mylohyoid

Geniohyoid

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14
Q

What is the innervation to the vocal cord muscles?

A

CNX

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15
Q

Where does the submandibular gland enter mouth?

A

At the sublingual caruncle

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16
Q

What is the level of the Larynx?

A

C4-C6

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17
Q

What muscle splits the blood and nerve supply of the tongue?

A

Hypoglossus

Lingual artery is medial, hypoglossal (CNXII) is lateral

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18
Q

What innervates the external muscles of the tongue?

A

All CNXII (hypoglossal) except palatoglossus which is CNX

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19
Q

Which laryngeal muscle has a transverse and oblique section?

A

Arytenoid muscles

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20
Q

What innervates the anterior 2/3rd of tongue?

A 
Sensory = CNV3
Taste = CNVII
21
Q

Looking from the back, what are the three areas/feature of the larynx?

A

Layngeal vestibule
Laryngeal ventricle
Infra-glottic cavity

22
Q

Where does CNXII leave the skull?

A

Hypoglossal canal

23
Q

What lymph node would be inflamed in palatine tonsil pathology?

A

Jugulo-digastric node because palatine tonsils drains to here

24
Q

What muscle causes abduction of the vocal cords?

A

Posterior crico-arytenoid muscles

25
Q

Name the tonsils

A

Pharyngeal (adenoids)
Tubal (around eustachian tube)
Palatine
Lingual

26
Q

What type of papillae does not contain taste buds?

A

Filiform

27
Q

What is the sting like feature called that connects under tongue to floor of mouth?

A

Frenulum

28
Q

What are the circular muscles of the pharynx?

A

Superior, middle and inferior pharyngeal constrictor

29
Q

Name the types of papillae

A

Vallate
Foliate
Fungiform
Filiform

30
Q

What muscle causes adduction of vocal cords?

A

Lateral crico-arytenoid muscle AND

Arytenoid muscles

31
Q

What nerve provides sensation above the vocal folds?

A

Internal laryngeal nerve

32
Q

What nerve provides sensation below the vocal folds?

A

Inferior laryngeal nerve

33
Q

What is the innervation to the longitudinal muscles of the pharynx?

A

All are CNX except Stylopharyngeus which is CNIX

34
Q

Where does the thyroid descend through the tongue?

A

foramen caecum

35
Q

What nerve is the origin of inferior laryngeal nerve?

A

recurrent laryngeal nerve

36
Q

Where does parotid secrete into mouth?

A

Upper second molar

37
Q

What is the name for the space between vocal cords?

A

Rima Glottidis

38
Q

What is the innervation of the parotid nerve?

A

CNIX, glossopharyngeal (via V3)

39
Q

What are the muscles of the soft palate?

A 
Tensor veli palatini
Levator veli palatini
Palatopharyngeus 
Palatoglossus
Musculus uvulae
40
Q

What is the innervation to the submandibular gland?

A

Parasympathetics of CNVII (via chorda tympani then V3)

41
Q

What is the name for the division between anterior and posterior tongue?

A

Sulcus terminalis

42
Q

Where does CNXII leave CNS?

A

Medulla oblongata

43
Q

What feature of the soft palate helps break up food?

A

Palatal Rugae

44
Q

Is CNXII mostly motor or sensory?

A

Motor

45
Q

What are the two processes of the arytenoid cartilage?

A

Vocal and muscular process

46
Q

Name all the intrinsic muscles of the larynx

A 
Cricothyroid
Thyroarytenoid 
Transverse and oblique arytenoids
Lateral crico-arytenoid
Posterior crico-arytenoids
47
Q

What innervates the posterior 1/3rd of the tongue?

A

CNIX, glossopharyngeal

48
Q

Where is a laryngoscope placed?

A

Into the vallecula: between epiglottis and tongue

49
Q

What is the innervation to the sublingual gland?

A

CNVII (via chorda tympani then V3)

GR Yr2 Anatomy (11 decks)

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