NEET
Zoology

Sensory Reception And Processing

Medium Priority
Consistency: 65%
Weightage: 13 / 20 Yrs

High-Yield Trend

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2006

Questions
14 MCQs

01
PYQ 2006
medium
zoology ID: neet-200

Bowman’s glands are found in:

1. olfactory epithelium

2. external auditory canal

3. cortical nephrons only

4. juxtamedullary nephrons

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02
PYQ 2007
medium
zoology ID: neet-200

Bowman's glands are located in the:

1. proximal end of uriniferous tubules

2. anterior pituitary

3. female reproductive system of cockroach

4. olfactory epithelium of our nose

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03
PYQ 2008
easy
zoology ID: neet-200

Given below is a diagrammatic cross-section of a single loop of human cochlea. 

 
Which one of the following options correctly represents the names of three different parts?
1.  B: Tectorial membrane 
C: Perilymph 
D: Secretory cells
2.  C: Endolymph 
D: Sensory hair cells 
A: Serum
3.  D: Sensory hair cells 
A: Endolymph 
B: Tectorial membrane
4.  A: Perilymph 
B: Tectorial membrane 
C: Endolymph

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04
PYQ 2008
easy
zoology ID: neet-200

Which one of the following is the correct difference between rod cells and cone cells of our retina?

Features Rod cells Cone cells
(a) Visual acuity High Low
(b) Visual pigment contained Iodopsin Rhodopsin
(c) Overall function Vision in poor light Colour vision and detailed vision in bright light
(d) Distribution More concentrated in centre of retina Evenly distributed all over retina

1. a
2. b
3. c
4. d

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05
PYQ 2011
easy
zoology ID: neet-201
The purplish-red pigment rhodopsin contained in the rods type of photoreceptor cells of the human eyes is a derivative of:

1. vitamin-C

2. vitamin-D

3. vitamin-A

4. vitamin-B

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06
PYQ 2012
easy
zoology ID: neet-201

Which part of the human ear plays no role in hearing as such but is otherwise very much required?

1. Eustachian tube

2. Organ of Corti

3. Vestibular apparatus

4. Ear ossicles

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07
PYQ 2013
easy
zoology ID: neet-201

Parts A, B, C and D of the human eye are shown in the diagram. Select the option which gives correct identification along with its functions/characteristics: 

1. B-blind spot has only a few rods and cones
2. C-aqueous chamber reflects the light which does not pass through the lens
3. D-choroid- its anterior part forms the ciliary body
4. A-retina - contains photoreceptors rods and cones

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08
PYQ 2015
easy
zoology ID: neet-201

In the mammalian eye, the ‘fovea’ is the center of the visual field, where?

1. high density of cones occur, but has no rods

2. the optic nerve leaves the eye

3. only rods are present

4. more rods than cones are found

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09
PYQ 2016
easy
zoology ID: neet-201

Choose the correct statement:

1. Nociceptors respond to changes in pressure
2. Meissner's corpuscles are thermoreceptors
3. Photoreceptors in the human eye are depolarised during darkness and become hyperpolarised in response to the light stimulus
4. Receptors do not produce graded potentials

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10
PYQ 2017
medium
zoology ID: neet-201

Good vision depends on adequate intake of carotene rich food.
Select the best option from the following statements:

i. Vitamin A derivatives are formed from carotene
ii. The photopigments are embedded in the membrane discs of the inner segment
iii. Retinal is a derivative of Vitamin A
iv. Retinal is a light-absorbing part of all the visual photopigments

1. (i),(iii) and (iv)

2. (i) and (iii)

3. (ii), (iii) and (iv)

4. (i) and (iv)

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11
PYQ 2018
easy
zoology ID: neet-201
The transparent lens in the human eye is held in its place by?
1. ligaments attached to the ciliary body
2. ligaments attached to the iris
3. smooth muscles attached to the iris
4. smooth muscles attached to the ciliary body

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12
PYQ 2019
medium
zoology ID: neet-201

Which of the following statements is correct?

1. Cornea consists of dense matrix of collagen and is the most sensitive portion of the eye.
2. Cornea is an external, transparent and protective proteinaceous ring of the eyeball
3. Cornea consists of dense connective tissue of elastin and can repair itself
4. The Cornea is convex, transparent layer which is highly vascularised
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13
PYQ 2020
easy
zoology ID: neet-202

Match the following columns and select the correct option:

Column I Column II
(a) Rods and cones (i) Absence of Cones photoreceptor cells
(b) Blind Spot (ii) Cones are densely packed
(c) Fovea (iii) Photoreceptor cells
(d) Iris (iv) Visible coloured portion of the eye

Options: (a) (b) (c) (d)
1. (iii) (i) (ii) (iv)
2. (ii) (iii) (i) (iv)
3. (iii) (iv) (ii) (i)
4. (ii) (iv) (iii) (i)

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14
PYQ 2023
easy
zoology ID: neet-202
Match List I with List II with respect to human eye.
List I List II
A. Fovea I Visible coloured portion of eye that regulates diameter of pupil.
B. Iris II. External layer of eye formed of dense connective tissue.
C. Blind spot III. Point of greatest visual acuity or resolution.
D. Sclera IV. Point where optic nerve leaves the eyeball and photoreceptor cells are absent.
Choose the correct answer from the options given below:
Options: A B C D
1. II I III IV
2. III I IV II
3. IV III II I
4. I IV III II
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