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Anatomy (III) AKM > Pharynx > Flashcards

Pharynx Flashcards

1
Q

This organ is fibromuscular and somewhat funnel-shaped…

A

Pharynx

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2
Q

The pharynx is _________ and somewhat ______-shaped

A

Fibromuscular

Funnel

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3
Q

The pharynx is a common chamber of ____ and _____ systems

A

Digestive

Respiratory

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4
Q

The pharynx extends from the base of the skull to the inferior border of the cricoid cartilage, where it becomes continuous with the _________.

A

Esophagus

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5
Q

The pharynx has ____ and _____ walls.

The _______ wall is incomplete and it communicates anteriorly with the nasal cavity, oral cavity, and larynx.

A

Lateral and posterior

Anterior

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6
Q

The _______ is entirely respiratory in function.

A

Nasopharynx

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7
Q

The Nasopharynx extends from the base of the skull to the ______ ________.

A

Soft palate

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8
Q

The nasopharynx communicates anteriorly with the nasal cavity via ________ (posterior nasal apertures)

A

Choanae

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9
Q

The pharyngeal tonsil is a collection of _____ tissue located in the roof of the nasopharynx.

A

Lymphoid

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10
Q

Pharyngeal opening of auditory tube:

  • Located in _____ wall of nasopharynx
  • Medial end of cartilage of auditory tube elevates mucosa (_____ ________)
A

Lateral

Torus Tubarius

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11
Q

____________ fold:

  • mucosal fold that extends downward from posterior limb of torus tubarius
  • ends in pharyngeal wall
  • covers __________ muscle
A

Salpingopharyngeal

Salpingopharyngeus muscle

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12
Q

__________:

-Mucosal elevation inferior to pharyngeal opening of auditory tube caused by levator veli palatini

A

Torus levatorius

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13
Q

______ _______:

-collection of lymphoid tissue around pharyngeal opening of auditory tube

A

Tubal tonsil

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14
Q

The oropharynx extends from the ___ _____ to the superior border of the ______.

A

Soft palate

Epiglottis

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15
Q

The oropharynx communicates anteriorly with the oral cavity via the _________ _________.

A

Oropharyngeal isthmus

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16
Q

_________ tonsil:

-located in its lateral wall between palatoglossal and palatopharyngeal arches (in tonsillar fossa/sinus)

A

Palatine

17
Q

________ _________:

  • Two small depressions located between epiglottis and root of tongue by 3 glossoepiglottic folds (1 median 2 lateral)
  • One on either side of median glossoepiglottic fold
A

Epiglottic valleculae

18
Q

Pharyngeal lymphoid ring (___________ ring)

  • Accumulations of lymphoid tissue at entrance of pharynx from nasal and oral cavities
  • Components: pharyngeal, tubal, lingual, and palatine tonsils
A

Waldeyer’s ring

19
Q

The point at which the pharynx becomes the esophagus is divided by the ______ __________.

A

the cricoid cartilage.

20
Q

The laryngopharynx is also referred to as the ______.

A

Hypopharynx

21
Q

The _________ fossa (recess) is a depression inferolateral to the laryngeal inlet and medial to lamina of the thyroid cartilage.

A

Piriform

22
Q

Name the layers from Internal to External of the Pharyngeal wall…

A

Mucosa
Submucosa
Muscular coat
Buccopharyngeal fascia

23
Q

The pharynx is separated from the vertebral column and anterior vertebral muscles and their fascia by _____ ______ tissue of the ___________ space.
-This allows elevation and depression of the pharynx during ______.

A

Loose connective
Retroopharyngeal
Swallowing

24
Q

There are __ constrictor muscles of the Pharynx that form an external, predominantly ________ shaped muscle layer.

A

3 (superior, Middle, and inferior)

Circular

25
Q

The ______ muscles of the pharynx from mostly an internal muscle layer. They consist of the:
1
2
3

A

Longitudinal
1-stylopharyngeus
2-palatopharyngeus
3-salpinogopharyngeus

26
Q

Inferior Constrictor:

The ______ muscle:

  • Lower fibers of inferior constrictor (originate from cricoid cartilage)
  • Acts as a sphincter at the entrance of esophagus preventing air from entering digestive tract
A

Cricopharyngeus muscle

27
Q

Nerve Supply to the Pharynx:

Pharyngeal plexus:

  • Formed by pharyngeal branches of _______ nerve, _____ nerve, and superior cervical sympathetic ganglion.
  • ______ fibers are sensory, ____ fibers are motor, and sympathetic fibers are _________.
A 
Glossopharyngeal
Vagus
Glossopharyngeal 
Vagal
Vasomotor
28
Q

___________: (means swallowing)

A

Deglutition

Anatomy (III) AKM (12 decks)

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