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Head And Neck ~ Anatomy > Pharynx > Flashcards

Pharynx Flashcards

1
Q

Extent of Pharynx

A

From the Base of Skull to the Upper border of Cricoid Cartilage

Length 12-14 cm

Diameter 3-4 cm

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2
Q

Diameter of Pharynx at Pharyngoesophageal Junction

A

1.5 cm

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3
Q

3 Subdivisions of Pharynx

A

Naso-pharynx ~ behind nasal cavity

Oro-pharynx ~ behind oral cavity

Hypo-pharynx ~ behind Larynx

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4
Q

Anterior wall of Nasopharynx is

A

Deficient

And it is made up of Posterior Nasal Aperture ~ Nasal Choana

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5
Q

Sphenoid Bone
Occipital Bone
C1 Vertebra

Forms which part of Nasopharynx

A

Roof / Posterior Wall

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6
Q

Floor of Nasopharynx is made up of

A

Soft Palate and Pharyngeal Isthmus

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7
Q

The gap between Soft Palate and Posterior Pharyngeal Wall is

A

Pharyngeal Isthmus

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8
Q

Passavant’s Ridge is formed by

A

Upper Fibres of Palatopharyngeus Muscle Sweep backward horizontally
and
fuse with Upper Fibres of Superior Constictor

Forms U Shaped Loop in the Posterior Pharyngeal Wall

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9
Q

Passavant’s Ridge is formed by (single best answer)

A

Palatopharyngeus > Superior Constrictor

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10
Q

During swallowing Pharyngeal isthmus is closed by

A

Elevation of Soft Palate + Forward Pulling of Passavant’s Ridge

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11
Q

Lymphocytic Aggregation in the Roof / Posterior wall of Nasopharynx is

A

Adenoids / Nasopharyngeal Tonsils

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12
Q

Mucus Diverticulum extending into Adenoid

A

Is Nasopharyngeal Bursa

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13
Q

One small dimple above the nasopharyngeal bursa is

A

Remnant of Rathke’s Pouch

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14
Q

Following structures found in which part of Nasopharynx;

Adenoids

Nasopharyngeal Bursa

Rathke’s Pouch

A

Roof / Posterior Wall of Nasopharynx

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15
Q

Pharyngeal opening of Auditory Tube is situated at

A

1.25 cm behind the Inferior Turbinate

In lateral wall Nasopharynx

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16
Q

Above and Behind to Nasopharyngeal opening of Auditory Tube, the elevation is called

A

Tubal Elevation

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17
Q

From the Tubal Elevation, 2 extension/folds are

A

Salpingopalatine Fold ~ from auditory tube to the palate

Salpingopharyngeal Fold ~ from auditory tube to the pharynx

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18
Q

Fossa of Rossen Muller / Pharyngeal Recess seen ___________ Tubal Elevation

A

Behind the Tubal Elevation- seen pharyngeal recess tht is called Fossa of Rossen Muller

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19
Q

Which wall of Oropharynx is deficient / communicates with oral cavity

A

Anterior Wall

20
Q

Posterior wall of Oropharynx is made up of

A

Opposite to C2 and Upper C3 vertebrae

21
Q

Roof of Oropharynx is made up of

A

Soft Palate

22
Q

Posterior 1/3rd of Tongue found in which part of Oropharynx I

A

Floor of Oropharynx

23
Q

Lateral wall of Oropharynx has

A

Tonsillar Fossa

24
Q

Boundaries of Tonsillar Fossa

A

Anterior Pillar ~ Palatoglossal Arch

Posterior Pillar ~ Palatopharyngeal Arch

Above ~ Soft Palate

Below ~ Post. 1/3rd of Tongue

25
Q

Crypts are present on __________ Surface of Tonsil

A

Medial Surface

26
Q

__________________ Space Surrounding the Capsule of Tonsil

A

PeriTonsillar Space

Has PeraTonsillar Vein

27
Q

Infection in PeriTonsillar Space leads to

A

Quinsy

28
Q

Pharyngobasillar Fascia

Superior Constrictor

Buccopharyngeal Fascia

From deep to Superficial
Seen in __________ wall of Tonsil

A

Lateral Wall Of Tonsil

Others Structures seen in the lateral wall of tonsil;

Facial Artery
Glossopharyngeal Nerve
Styloglossus Muscle

29
Q

Blood Supply to Tonsil

A
  1. Lingual Artery
  2. Facial Artery
  3. Ascending Pharyngeal Artery
  4. Ascending Palatine Artery
  5. Maxillary Artery
30
Q

Principal artery of Tonsil is

A

Facial Artery

31
Q

The node for Palatine Tonsil

A

JuguloDigastric Node

32
Q

Extension of Laryngopharynx

A

From Upper Border of Epiglottis to Lower Border of Cricoid Cartilage

33
Q

Boundaries of Pyriform Fossa / Fishbone Area

Medially ~

Laterally ~

A

Medially ~ Aryepiglottic Fold

Laterally ~ mucous covering over the lamina of thyroid

34
Q

Nerve supply to Pyriform Fossa / Fishbone Area

A

Internal Laryngeal Nerve

35
Q

Inferior constrictor of Pharynx consists of

A

Thyropharyngeus Part

Cricopharyngeus Part

36
Q

Inner surface of constrictor muscles is covered by

A

Pharyngo Basillar Fascia ~ it is thickening of submucosa

37
Q

Buccopharyngeal Fascia covers ___________ Surface of Constrictor Muscles

A

External Surface

Bucco-pharyngeal Fascia covera Buccinator and Constrictor Muscles

38
Q

The Potential Gap Between Thyropharyngeus and Cricopharyngeus Muscle is called

A

Killian’s area/dehiscence

39
Q

Zenker’s Diverticulum arise from

A

Arising in the Killian’s Dehiscence

Due to the Muscular incoordination between the Thyrophayngeus and Cricopharyngeus muscles

40
Q

Sinus of Morgagni transmit

A
  1. Auditory Tube
  2. Levator Palatini Muscle
  3. Ascending Palatine Artery
  4. Palatine Branch of Ascending Pharyngeal Artery

Its Gap/Space between Base of the Skull and Superior Constrictor

41
Q
  1. Stylohyoid Ligament
  2. Glossopharyngeal Nerve
  3. Stylopharyngeus Muscle

Transmit through which gap of constrictor muscles

A

Gap between Superior and Middle Constrictor Muscles

42
Q

Gap between Middle Constrictor and Inferior Constrictor Transmit

A

Internal Laryngeal Nerve and Superior Laryngeal Vessels

43
Q

Below Inferior Constrictor the Structures Transmitting

A

Recurrent Laryngeal Nerve and Inferior Laryngeal Vessels

44
Q

Longitudinal muscles of Pharynx

A

Salpingopharyngeus

Palatopharyngeus

Stylopharyngeus

45
Q

Pharyngeal Plexus Supply

A

Sensory and Motor Supply to;

Palate
Pharynx

Except, Stylopharyngeus Muscle ~ IX Nerve

46
Q

Pharyngeal Plexus is formed by

A

Pharyngeal branch of IX nerve

Pharyngeal branch of X nerve

Superior Cervical Ganglion

{pharyngeal part of accessory nerve is not giving contribution to Pharyngeal Plexus}

Head And Neck ~ Anatomy (16 decks)

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