Wednesday, 16th May 2018
16 May 2018

PG NEET ENT MCQs 4 – Anatomy and Embryology

PG NEET ENT MCQs 4 – Anatomy and Embryology

  1. Movement of stapes causes vibration in
    1. scala media
    2. scala tympani
    3. scala vestibuli
    4. semicircular canal

Ans (3)

2. Fossa incudis is attached to

  1. head of malleus
  2. long process of incus
  3. short process of incus
  4. foot plate of stapes

Ans (3)

3. Anatomical location indicating the location of mastoid antrum

  1. suprameatal triangle
  2. spine of Henle
  3. tip of mastoid process
  4. none

Ans (1)

4. Where is the electrode kept in cochlear implant

  1. round window
  2. oval window
  3. scala vestibuli
  4. scala tympani

Ans (4)

5. Anterior wall of tympanic cavity is related to

  1. tegmen tympani
  2. jugular bulb
  3. chorda tympani
  4. eustachian tube

Ans (4)

6. All the following form the boundary of MacEwen’s triangle

  1. temporal line
  2. posterosuperior segment of bony external auditory canal
  3. promontory
  4. tangent drawn to the external auditory meatus

Ans (3)

7. Micro wick and micro catheter sustained release device are used in

  1. drooling of saliva
  2. Frey’s syndrome
  3. control of epistasis
  4. delivering drug to round window membrane

Ans (4)

8. Sinus tympani is present in which wall of middle ear

  1. roof
  2. floor
  3. anterior wall
  4. posterior wall

Ans (4)

9. What is the type of joint of ossicles of ear

  1. fibrous joint
  2. primary cartilaginous joint
  3. secondary cartilaginous joint
  4. synovial joint

Ans (3)

10. Perilymph contains

  1. Na+
  2. K+
  3. Mg++
  4. Cl¯

Ans (1)

11. Facial recess is bounded medially by

  1. Corda tympani
  2. round window
  3. fossa incudis
  4. vertical part of facial nerve

Ans (4)

12. Stapedius is supplied by

  1. maxillary nerve
  2. facial nerve
  3. auditory nerve
  4. mandibular nerve

Ans (2)

13. Site where endolymph is seen

  1. scala vestibuli
  2. scala media
  3. helicotrema
  4. scala tympani

Ans (2)

14. Muscle originating from pyramid of middle ear

  1. tensor tympani
  2. stylohyoid
  3. stapedius
  4. levator palatini

Ans (3)

15. Regarding stapedial reflex which of the following is true

  1. it helps to enhance the sound conduction in the middle ear
  2. it is a protective reflex against loud sound
  3. it helps in masking the sound waves
  4. it is a unilateral reflex

Ans (2)

16. Fluid which has high potassium and low sodium content

  1. CSF
  2. perilymph
  3. endolymph
  4. pleural fluid

Ans (3)

17. Base of suprameatal triangle is made of

  1. posterosuperior part of bony external canal
  2. supra mastoid crest
  3. facial nerve
  4. mastoid antrum

Ans (2)

18. Lateral wall of middle ear is formed by

  1. tegmen tympani
  2. mastoid process
  3. promontory
  4. tympanic membrane

Ans (4)

19. Cochlear aqueduct

  1. connects internal ear with subarachnoid space
  2. connects membrane cochlea with vestibuli
  3. contains endolymph
  4. connects endolymphatic sac to subarachnoid space

Ans (1)

20. Stapedius muscle contraction pulls the stapes in which direction

  1. anterior
  2. superior
  3. inferior
  4. posterior

Ans (4)

21. The length of eustachian tube is

  1. 16 mm
  2. 24 mm
  3. 36 mm
  4. 40 mm

Ans (3)

22. Most potential route for transmission of inner ear infection to cause meningitis is

  1. cochlear aqueduct
  2. endolymphatic sac
  3. vestibular aqueduct
  4. hyrtle fissure

Ans (1)

23. The smallest bone among the following is

  1. malleus
  2. incus
  3. stapes
  4. fabella

Ans (3)

24. About eustachian tube

  1. 24 mm in length
  2. outer 1/3rds is cartilaginous
  3. inner 2/3rd is bony
  4. inner 2/3rd is cartilaginous

Ans (4)

25. Infection of CNS spreads to inner ear through

  1. cochlear aqueduct
  2. endolymphatic sac
  3. vestibular aqueduct
  4. hyrtle fissure

Ans (1)

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