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head and neck > IX Glossopharyngeal > Flashcards

IX Glossopharyngeal Flashcards

1
Q

SOMATIC AFFERENT

A

Sensory neurons sensitive to touch, temperature…

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2
Q

SOMATIC EFFERENT

A

Motor neurons to skeletal muscle

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3
Q

VISCERAL AFFERENT

A

Taste

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4
Q

VISCERAL EFFERENT

A

Motor visceral –> parasympathetic

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5
Q

Pharynx extends from… to…

A

From base of cranium to inferior border of C6

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6
Q

Circular muscles function

A

Move the bolus

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7
Q

Longitudinal muscle function

A

Striate muscle

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8
Q

Pharynx anteriorly attached to

A

Hyoid bone
Cranium
Mandible

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9
Q

On posterior, the pharynx is….

A

Mobile

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10
Q

Pharynx attaches to what membrane

A

Pharyngobasilar membrane which is made of CT

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11
Q

Clivus formed from

A

Joining of occipital (posterior) and sphenoid (anterior) in relation to the esophagus

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12
Q

Nasopharynx limits

A

Nasal cavity to soft palate

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13
Q

Constrictor muscles are

A

Circular muscles –> move the bolus

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14
Q

Name the constrictor muscles

A

Superior constrictor
Middle constrictor
Inferior constrictor

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15
Q

Which constrictor muscle inserts into the stylohyoid ligament

A

Middle constrictor

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16
Q

Which constrictor muscle forms the fake sphincter between the pharynx and the esophagus

A

Inferior constrictor

17
Q

Insertion of constrictor muscles

A

Pharyngeal raphe –> retropharyngeal spaces

18
Q

Name the longitudinal muscles

A

Palatopharyngeous
Stylopharyngeous
Salpingopharyngeous

19
Q

Nasopharynx closes due to

A

Elevation of soft palate

20
Q

Muscles of the palate

A

Tensor veli palatini
Levator veli palatini
Uvulae

21
Q

IX glossopharyngeal nerve exists through which cranial foramen

A

Jugular foramen

22
Q

Pharyngeal branches provided by

A

X vagus nerve

23
Q

Pharyngeal plexus formed of

A

Pharyngeal branches of X vagus nerve
Nerves of IX glossopharyngeal nerve
Cervical sympathetic nerves

24
Q

Glossopharyngeal nerve relationship with hyoglossus and stylopharangeous muscle

A

Anterior to stylopharyngeous muscle and then it goes deep to hyoglossus muscle

25
Q

What carotid artery provides branches for pharynx

A

External carotid artery

26
Q

Branches of the external carotid artery

A

Tonsilar artery
Ascending palatine artery
Ascending pharyngeal artery

27
Q

Venous drainage

A

To facial vein that drains into INTERNAL jugular vein

28
Q

IX glossopharyngeal nerve gathers information from

A

Mucosa of oropharynx and posterior 1/3 of tongue
Pharynx
Body and carotid sinus

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