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#eye physiology question

4 public questions tagged with this topic.

Accommodation for near vision involves lens becoming:

More rounded (B) is the right choice. This sits at the heart of Sensory System Eye Physiology: the wording points straight to what is happening in the tissue or organ system. A useful study habit is to ask what the structure or process is for: More rounded is the option that correctly names the structure, process, or principle asked for in Sensory System Eye Physiology. That reasoning supports More rounded. One solid sentence about why this works is enough for recall — you do not need a long essay for every MCQ. When you practise, cover the choices first, write More rounded from memory, then reveal the letter — that habit builds real recall for Sensory System Eye Physiology.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

Blind spot is formed due to absence of photoreceptors at:

The correct answer is C: Optic disc. In Sensory System Eye Physiology, this idea is central because it matches how the body actually works in everyday teaching examples. Put simply, cause and effect line up with Optic disc — that is the mechanism or reason the stem is pointing to. That is why Optic disc is the option that holds up when you check it against basic physiology. When you revise, say the answer out loud with one short reason attached; that sticks better than rote lists. Remember that physiology questions reward precise language: name the process, the location, and the outcome, then match that to the option text.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

Cones are absent in which retinal region?

Go with C — Optic disc. Within Sensory System Eye Physiology, that statement lines up with the standard definition and the usual exam wording you’ll see. In plain terms, Optic disc is the option that correctly names the structure, process, or principle asked for in Sensory System Eye Physiology. Holding that picture in mind makes Optic disc feel natural rather than something you only memorise. Link the term to a real body example (organ, tissue, or ion flow) so the idea stays concrete under exam pressure. A short mental diagram helps — start from stimulus or structure, follow the pathway, and stop at the functional result described by Optic disc.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.

Maximum dioptric power for image formation in human eye is provided by:

Correct option is C, Cornea. In Sensory System Eye Physiology, the accurate description is Cornea, and that is what you should commit to memory. Keep the definition tight and the role clear — Cornea is the option that correctly names the structure, process, or principle asked for in Sensory System Eye Physiology. Then Cornea is the answer you can defend. Check yourself by covering the options and writing the answer first, then matching the letter — that builds confidence. If the wording feels dense, translate it into everyday language first, then map that plain sentence back onto Cornea. Remember that physiology questions reward precise language: name the process, the location, and the outcome, then match that to the option text.

Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.