Science, asked by keshew30, 1 year ago

what is pre byopia or what is the main reason for this defect​

Answers

Answered by christybinson
0
presbyopia : long-sightedness caused by loss of elasticity of the lens of the eye, occurring typically in middle and old age.

christybinson: please mark brainlist
bhavysharma88: Ur ans is wrong
christybinson: its in NCERT class 1p science textbook isnt it ?
bhavysharma88: Sry..it was not for u
christybinson: ok no problem
brainlystar45: hey presbyopia means both myopia and hypermetropria
keshew30: what is homologous s
Answered by ChocoCupcake
1
Heya...

Presbyopia is an eye defect caused by the improper working of ciliary muscles.This is seen in elderly people.

This results in the person being myopic,hypermetropic or both...

its corrected by using a bifocal lens...

THNQ

brainlystar45: reason is improper working of ciliary muscle.....
ChocoCupcake: ohhhh iam sorry.....i confused it with astigmatism
brainlystar45: hmmm.... :-) now ok......
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