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SP16 Anatomy Exam 2 > Pharynx > Flashcards

Pharynx Flashcards

1
Q

where does the pharynx extend from?

A

skull base to inferior border of cricoid cartilage (C6)

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2
Q

what are the 3 segments of pharynx

A

nasopharynx
oropharynx
laryngopharynx

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3
Q

what are the borders of oropharynx

A

soft palate and epiglottis

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4
Q

what are the borders of laryngopharynx

A

epiglottis to cricoid cartilage

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5
Q

what is the inferior border of the nasopharynx

A

soft palate

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6
Q

what is the connection between the pharynx and middle ear?

A

auditory tube orifice (eustachian or pharyngotympanic)

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7
Q

what is the cartilage of the auditory tube?

A

torus tubarius

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8
Q

what fold covers the salpingopharyngeus m

A

salpingopharyngeal fold

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9
Q

what are the 5 structures of the nasopharynx

A 
auditory tube
torus tubarius
pharyngeal recess
pharyngeal tonsil
salpingopharyngeal fold
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10
Q

what is the groove along the lateral pharyngeal wall

A

pharyngeal recess

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11
Q

what is in between the two palatine arches

A

palatine tonsil

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12
Q

what covers the palatopharyngeus muscle

A

palatopharyngeal arch

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13
Q

what are the 3 structures of the oropharynx

A

palatoglossal arch
palatopharyngeal arch
palatine tonsil

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14
Q

what seals off oropharynx from nasopharynx when swallowing

A

palatopharyngeal sphincter

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15
Q

what constrictor is the palaopharygneal sphincter in?

A

superior constrictor

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16
Q

what are lateral gutters around thyroid cartilage?

A

piriform recess

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17
Q

what does the recurrent laryngeal nerve innervate

A

larynx muscles

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18
Q

what pierces thyrohyoid membrane

A

internal laryngeal n

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19
Q

what muscle is part of the inferior pharyngeal constrictor muscles

A

cricopharyngeus muscle

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20
Q

what bony landmark is relavent when determining inferior laryngeal vs recurrent laryngeal

A

cricothyroid joint

21
Q

what does thyrocervical trunk branch off of

A

subclavian

22
Q

what nerve is the motor for pharynx

A

CN X

23
Q

what is a gutter for saliva?

A

pharyngeoepiglottic fold

24
Q

what holds the Left and Right superior pharyngeal constrictor together

A

pharyngeal raphe

25
Q

what does the pharyngeal raphe attach to

A

pharyngeal tubercle

26
Q

what is the inferior extent of the inferior constrictor m

A

cricopharyngeus m

27
Q

what is superior to the cricopharyngeus m

A

esophageus

28
Q

what is sensory to the nasopharynx?

A

V2

29
Q

what is sensory to the oropharynx?

A

IX

30
Q

what is sensory to the larygnopharynx

A

X

31
Q

what does the stylopharyngeus m arise from?

A

styloid process

32
Q

what does the salpingopharyngeus m arise from?

A

auditory tube

33
Q

what muscle is the anterior extent between orocavity and oropharynx

A

palatoglossus m

34
Q

what makes up the tonsillar pillars?

A

palatopharyngeaus m

palatoglossus m

35
Q

what is the anterior border of nasopharynx?

A

chonae

36
Q

what is the anterior border of oropharynx?

A

palatoglossus m

37
Q

what are the 3 longitudinal muscles

A

palatopharyngeus
stylopharyngeus
salpingopharyngeus

38
Q

what are the actions of the constrictor muscles?

A

close down the opening

39
Q

what artery supplies pharynx?

A

ascending pharyngeal a
ascending palatine a
facial a

40
Q

what does CN X supply

A

motor to pharyngeal mm

41
Q

what does CN IX supply

A

motor to stylopharyngeus m and SENSORY to pharynx

42
Q

where does sympathetic nn come from

A

superior cervical ganglion

43
Q

what does loss of pharynx lead to?

A

dysphagia (difficulty swallowing)

44
Q

what does loss of sensory nn to pharynx lead to?

A

loss of gag reflex

45
Q

what does large adenoids obstruct?

A

air flow to nose to nasopharynx

46
Q

what are large pharyngeal tonsils referred as

A

adenoids

47
Q

what location is known for choking hazard in pharynx?

A

piriform recess

48
Q

what is underlying the mucosa at the piriform recess?

A

laryngeal nerves and vessels

SP16 Anatomy Exam 2 (14 decks)

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