Wednesday, 23rd May 2018
23 May 2018

PG NEET ENT MCQs 2 – Embryology and Anatomy of Ear

PG NEET ENT MCQs 2 – Embryology and Anatomy of Ear

 

  1. Anterior wall of tympanic membrane contains
    1. promontory
    2. bony part of pharyngotympanic tube
    3. processus cochleariformis
    4. pyramid
    5. tensor tympani muscle

Ans (5)

2. Korner’s septum is seen in

  1. petrosquamous suture
  2. temperosquamous suture
  3. peteromastoid suture
  4. frontozygomatic suture

Ans (1)

3. Cough when clearing ear wax is mediated through

  1. facial nerve
  2. vestibulocochlear nerve
  3. glossopharyngeal nerve
  4. vagus nerve

Ans (4)

4. Surface area of tympanic membrane

  1. 55 mm²
  2. 70 mm²
  3. 80 mm²
  4. 90 mm²

Ans (4)

5. All the following are size of adult at birth except

  1. tympanic membrane
  2. ossicles
  3. tympanic cavity
  4. mastoid

Ans (4)

6. Nerve of Wrisberg

  1. auricular branch of vagus
  2. tympanic branch of glossopharyngeal nerve
  3. sensory branch of facial nerve
  4. auriculotemporal branch of mandibular nerve

Ans (4)

7. The distance between the middle ear and the medial wall of middle ear at the level of center is

  1. 3 mm
  2. 4 mm
  3. 6 mm
  4. 2 mm

Ans (4)

8. Which of the following attains adult size before birth

  1. mastoid
  2. orbit
  3. ear ossicles
  4. cornea

Ans (3)

9. Posterior wall and floor of external auditory canal is supplied by

  1. auriculotemporal branch of mandibular nerve
  2. Arnold’s nerve
  3. Jacobson’s nerve
  4. greater auricular nerve

Ans (2)

10. Distance of promontory from tympanic membrane

  1. 2 mm
  2. 5 mm
  3. 6 mm
  4. 7 mm

Ans (1)

11. Inner ear is present in which bone

  1. parietal bone
  2. petrous part of temporal bone
  3. occipital bone
  4. petrous part of squamous bone

Ans (2)

12. Normal volume of middle canal and mastoid

  1. 1 cc
  2. 6 cc
  3. 12 cc
  4. 15 cc

Ans (1)

13. The effective diameter of the tympanic membrane is

  1. 25 mm²
  2. 30 mm²
  3. 40 mm²
  4. 50 mm²

Ans (1)

14. Inner ear bony labyrinth is

  1. the strongest bone in the body
  2. cartilaginous bone
  3. long bone
  4. membranous bone

Ans (2)

15. Which of the following is not a part of middle ear cleft

  1. mastoid air cells
  2. middle ear
  3. eustachian tube
  4. semicircular canal

Ans (4)

16. Lever ratio of tympanic membrane is

  1. 1:4:1
  2. 1:3:1
  3. 1:2:1
  4. 1:5:1

Ans (2)

17. Which of the following is a pneumatic bone

  1. ethmoid
  2. sphenoid
  3. maxillary
  4. mastoid

Ans (4)

18. Not a part of middle ear cleft

  1. eustachian tube
  2. mastoid air cells
  3. jugular bulb
  4. antrum

Ans (3)

19. Cone of light is due to

  1. malleolar fold
  2. handle of malleus
  3. anteriro inferior quadrant
  4. stapes

Ans (2)

20. Crus commune is a part of

  1. cochlea
  2. middle ear
  3. semicircular canal
  4. vestibule

Ans (3)

21. Prussak’s space is situated in

  1. epitympanum
  2. hypotympanum
  3. mesotympanum
  4. pro tympanum

Ans (1)

22. Nerve supply of tympanic membrane is

  1. auriculotemporal nerve
  2. auricular branch of vagus nerve
  3. occipital nerve
  4. great auricular nerve
  5. glossopharyngeal nerve

Ans (1)

23. Endolymphatic duct connects which structure

  1. scala media to subdural space
  2. scale vestibule to aqueduct of cochlea
  3. scala tympani to subdural space
  4. utricular saccular duct to endolymphatic sac present in the extradural space

Ans (4)

24. Narrowest part of middle ear

  1. epitympanum
  2. hypotympanum
  3. mesotympanum
  4. pro tympanum

Ans (3)

25. Which of the following is false about tympanic membrane

  1. cone of light is anteroinferior
  2. shrapnel’s membrane is also known as pars flaccida
  3. healed perforation has three layers
  4. anterior malleolar fold is longer than posterior

Ans (3)

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