Wednesday, 11th October 2017
11 October 2017

PG NEET ENT MCQs 6 – Anatomy and Embryology

PG NEET ENT MCQs 6 – Anatomy and Embryology

Ostmann’s pad of fat is located in

  1. peritubal area of eustachian tube
  2. pretibial area
  3. prelaryngeal area
  4. pre tracheal area

Ans (1)

2. Oort’s anastomosis is

  1. vestibular cochlear nerve anastomosis
  2. vestibule cochlear artery anastomosis
  3. labyrinthine and anterior inferior cerebellar artery anastomosis
  4. occipital and posterior auricular artery anastomosis

Ans (1)

3. All are true about facial recess except

  1. supra pyramidal recess
  2. medially it is bounded by chorda tympani and laterally by facial nerve
  3. important in cochlear implant
  4. middle ear can be approached through it

Ans (2)

4. True about eustachian tube

  1. bony part measures 24 mm
  2. postero lateral part is cartilaginous
  3. Valsalva manoeuvre opens ET
  4. tensor veli palatini closes ET

Ans (3)

5. Which of the following causes opening of Eustachian tube

  1. salpingophayngeus
  2. levator veli palatini
  3. tensor veli palatini
  4. none

Ans (3)

6. Macewan’s triangle overlies which structure

  1. mastoid antrum
  2. inner ear
  3. cochlea
  4. saccule

Ans (1)

7. Distance between the inferior turbinate and the pharyngeal end of ET

  1. 1 cm
  2. 2 cm
  3. 3 cm
  4. 4 cm

Ans (1)

8. Tegmen tympani separates middle ear from the middle cranial fossa containing temporal lobe of brain by

  1. medial wall of the middle ear
  2. lateral wall of middle ear
  3. roof of middle ear
  4. anterior wall of middle ear

Ans (3)

9. Which of the following form the lateral wall of the mastoid antrum

  1. squamous temporal
  2. tegmen antri
  3. posterior semicircular canal
  4. none

Ans (1)

10. In adults angle of inclination of Eustachian tube is

  1. 15¡
  2. 30¡
  3. 45¡
  4. 60¡

Ans (3)

11. The distance between tympanic membrane and medial wall of middle ear at the level of centre is

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

Ans (4)

12. All are false about Macewan’s triangle except

  1. mastoid antrum lies 1.5 cm deep to it
  2. surgical landmark for facial nerve
  3. present in preaurical region
  4. it is bounded by suprameatal crest anomaly

Ans (1)

13. All the following supply Eustachian tube except

  1. ascending pharyngeal tube
  2. middle meningeal tube
  3. artery of pterygoid canal
  4. inferior tympanic artery

Ans (4)

14. All the following are components of epitympanum, except

  1. body of incus
  2. head of malleus
  3. chorda tympani
  4. foot plates of stapes

Ans (4)

15. Citelli’s angle is

  1. solid angle
  2. CP angle
  3. Sino dural angle
  4. part of MacEwan’s triangle

Ans (3)

16. Politzerization refers to

  1. inflation in the nostril with an olivary nozzle while the patient sips water
  2. puncture of the tympanic membrane
  3. eustachian catheterization with a micro catheter for aspiration and inflation of middle ear
  4. auto-inflation by Valsalva’s manoeuvre

Ans (1)

17.Spine of Henle is a

  1. cortical bone
  2. Cancellous bone
  3. sclerotic bone
  4. long bone with Haversian system

Ans (2)

18. The function of stria vascularis

  1. to produce perilymph
  2. to absorb perilymph
  3. to maintain electric milieu of endolymph
  4. to maintian electric milieu of perilymph

Ans (3)

19. Which of the following is not a test for eustachian tube patency

  1. tympanometry
  2. Toynbee’s test
  3. Valsalva test
  4. Frenzel manoeuvre

Ans (4)

20. Primary receptor cells of hearing

  1. supporting cells
  2. tectorial cells
  3. tunnel of Corti
  4. hair cell

Ans (4)

21. All the following are concerned with auditory pathway except

  1. trapezoid pathway
  2. medial geniculate body
  3. genu of internal capsule
  4. lateral lemniscus

Ans (3)

22. Cochlea is developed sufficiently by

  1. 8th week of gestation
  2. 12th week of gestation
  3. 20th week of gestation
  4. 28th week of gestation

Ans (3)

23. Trapezoid body is associated with

  1. auditory pathway
  2. visual pathway
  3. pyramidal pathway
  4. gustatory pathway
  5. extra pyramidal system

Ans (1)

24. Higher auditory centre determines

  1. sound frequency
  2. loudness
  3. speech discrimination
  4. sound localisation

Ans (4)

25. Which of the following ear ossicle ossifies first

  1. incus
  2. malleus
  3. stapes
  4. all ossify simultaneously

Ans (4)

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