51. What is the stiff edge of pinna called ?
Which of the following option is correct for the correct matched pairs for Column I and II andColumn III
Column - I Column II Column III
(a) aqueous humor (i) Depression on retina (f) origin of opticnerve
(b) Vitreous humor (ii) watery fluid (g) secreted by retina
(c) Blind spot (iii) Absence of sensitive cells (h) presence of cone cell
(d) Fovea (iv) thicfluid (i) secreted by Ciliary body
A. (a - ii-i), (b - iv-g), (c - - ii- f) (d - i - h)
B. (a - I - f), (b, II, i) ( c, III - g) ( d - IV - h)
C. (a - I - i), (b - II- h), (C - II - f), (d - IV- g)
D. None of the given
Answer : Option A
53. Peremability of which of the following increases during depolarization ?
Several statements are given here in reference to cone cells which of the following option indicatesall correct statements for cone cells ?
Statements
(i)cone cells are less sensitive than Rod cells
(ii)They are responsible for colour vision
(iii)Erythrolobe is photopigment which is sensitive to red colour light
(iv)They are absent in fovea of retina
A. (iii), (ii) and (i)
B. (ii) and (iii) (iv)
C. (iii) and (iv)
D. (i) and (ii) (iv)
Answer : Option A
55. Which of the following of are main divisions of autonomous nervous system
A. limbic system and Hippocampus
B. Sympathetic and limbic system
C. Sympathetic and para sympathetic
D. Brain and spinal cord
Answer : Option C
56. Which of the following option indicates correct chronology of structures of the ear (from outside is inside ) ?
A. cochlearduct - utricule - sacule
B. Saccule - urticule - cochlearduct
C. utricule - saccule - cochlearduct
D. utricule - saccule - cochlearduct(D) Utricular - cochlearduct - saccule
Answer : Option C
Few statements about tympanic membrane are given here which of the following option shows allcorrect statement for it ?
(i) malleus bone join with it
(ii) it is oval membrane consist of unstriated muscle
(iii) It has cover of skin on its inner side and muscle layer on outerside
(iv) It has upper aperture called fenestra roundata
58. Which of the following option indicates correct chronology of middle ear ossicle (from Thympanum to interal ear)
A. Incus - malleus - stapes
B. malleus - Incus - stapes
C. stapes - malleus - Incus
D. malleus - stapes - Incus
Answer : Option B
59. It is correct for the function of ear ossicle
A. To amplify sound 40 times
B. To amplify sound 20 times
C. To amplify sound 10 times
D. To reduce harmful effect of sound
Answer : Option B
60. Which of the following is filled with perilymph ?
A. Area around chochelar ducton outer side
B. In lumen of vestibule
C. In semicircular canal
D. In lumen of sacculus
Answer : Option A