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Pharynx > Anatomical Relations of Pharynx > Flashcards

Anatomical Relations of Pharynx Flashcards

1
Q

Where does the Pharynx begin?

A

Base of skull

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2
Q

Function of Pharnyx

A

Connects the oral and nasal cavities to the oseophagus and larynx

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3
Q

Where does the Pharynx end?

A

Inferior border of cricoid cartilage

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4
Q

Vertebral level of cricoid cartilage

A

C6

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5
Q

Name the 3 parts that the pharynx is divided into

A

Nasopharynx
Oropharynx
Laryngopharynx

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6
Q

Which structure separates the nasopharynx from the oropharnynx?

A

Soft palate

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7
Q

What are choanae?

A

Paired openings of the nasal cavity into the nasopharynx

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8
Q

Where does the nasopharynx begin?

A

Base of skull

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9
Q

Give the 2 respiratory functions of the nasopharynx

A
  1. Conditions inspired air

2. Propagates air into the larynx

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10
Q

Describe the respiratory epithelium of the nasopharynx

A

Ciliated pseudostratified columnar epithelium with goblet cells

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11
Q

A more common term for pharyngeal tonsils

A

Adenoids

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12
Q

Function of eustachian tube (aka pharyngotympanic tube or auditory tube)

A

Connects the middle ear to the nasopharynx

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13
Q

Opens the pharyngeal orifice of Eustachian tube during swallowing

A

Salpingopharyngeal muscle

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14
Q

Which structure separates the oropharynx from the laryngeopharynx?

A

Inferior border of cricoid cartilage and oseophagus

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15
Q

Function of oropharynx

A

Voluntary and involuntary stages of swallowing

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16
Q

4 contents of oropharynx

A
  1. Posterior 1/3 tongue
  2. Lingual tonsil
  3. Palatine tonsil
  4. Superior constrictor muscle
17
Q

Lymphoid tissue at the base of the tongue

A

Lingual tonsil

18
Q

Lymphoid tissue in tonsillar sinus

A

Palatine tonsil

19
Q

Space between the two pharyngeal arches

A

Tonsillar sinus

20
Q

Which is more anterior: palatoglossal arch or palatopharyngeal arch?

A

Palatoglossal arch is anterior

Palatopharyngeal arch is posterior

21
Q

Posterior boundary of oropharynx

A

C2-C3

22
Q

Posterior boundary of laryngopharynx

A

C4-C6

23
Q

How does the laryngopharynx communicate with the larynx?

A

Laryngeal inlet

24
Q

What separates the piriform fossa from the laryngeal inlet?

A

Ary-eiglottice fold

25
Q

Small depression either side of laryngeal inlet`

A

Piriform fossa

26
Q

Which two nerves lie deep to the piriform fossa?

A

Internal laryngeal nerve

Recurrent laryngeal nerve

27
Q

What are the 3 contents of carotid sheath?

A
  1. Vagus nerve
  2. Common carotid artery
  3. Internal jugular vein
28
Q

What is CN IX?

A

Glossopharyngeal nerve

29
Q

What is CN X?

A

Vagus nerve

30
Q

What is CN XI?

A

Spinal accessory nerve

31
Q

What is CN XII?

A

Hypoglossal nerve

Pharynx (5 decks)

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