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Gross Anatomy B > Pharynx > Flashcards

Pharynx Flashcards

1
Q

Where does the pharynx end

A

6th cervical branch

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2
Q

What are the division of the pharynx

A

Nasopharnx
Oropharynx
Laryngopharnx

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3
Q

What is the opening of the mouth going to the pharynx

A

Oropharyngeal isthmus

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4
Q

What is the direct access to the nasal cavity

A

Choanae

Posterior nasal aperture

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5
Q

What is an opening that communicates with your Laryngopharnx

A

Laryngeal inlet

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6
Q

Which opens to the lateral wall of the nasopharynx

A

Eustachian tube

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7
Q

Which muscles attaches to the pterygoid process of the mandible

A

Superior constrictor muscle

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8
Q

What is the potential space for infection or gunshot wound

A

Retropharyngeal space

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9
Q

What are constrictor muscles seen at the pharyngeal wall

A

Circular muscles

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10
Q

The orientation of this muscle is vertical and oblique

A

Longitudinal muscle

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11
Q

Action of circular muscles

A

Pushes the food down

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12
Q

Action of longitudinal muscles

A

Elongate

Shorten

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13
Q

This muscle prevents back flow from the esophagus to pharynx

A

Crico-pharyngeal

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14
Q

What is the common origin of the muscles of the pharynx

A

Pharyngeal raphe

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15
Q

What is the innervation of the stylopharyngeus muscle

A

Glossopharyngeal nerve

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16
Q

Which pharyngeal fascia is still part of the pre tracheal layer

A

Bucopharyngeal fascia

17
Q

Where does the tensor and levator veli palatini crosses and comes in contact with pharyngeal muscles

A

Pharyngeal fascia

18
Q

Important structure that closes and opens the pharynx

A

Soft palate

Epiglottis

19
Q

What do you call the protection of the pharyngotympanic tube

A

Torus tubarius

20
Q

What do you call the depression on each side of the glossoepiglottic fold

A

Valleculae

21
Q

A fold of tissue that forms channels that direct solids and liquids from the oral cavity into the esophagus

A

Piriform fosse

22
Q

Where does the blood supply of the upper part of the pharynx come from

A

Branches from the external carotid artery

23
Q

Origin of the blood supply of the lower part of the pharynx

A

Thyrocervical trunk

24
Q

What is the sensory innervation of the nasopharynx

A

Maxillary nerve V2

Gross Anatomy B (8 decks)

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