GCSE Biology - How the Eye Works (Part 1) - Structure of the Eye & Iris Reflex #71

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Published at : 24 Dec 2020
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This video covers
- The structure (anatomy) of the eye
- How the iris reflex works and allows us to respond to changes in light intensity

Exam board specific info:
AQA - Only triple/separate science
IGCSE Edexcel - Appropriate for all courses
Edexcel - Only triple/separate science
OCR 21st Century - Only triple/separate science
OCR Gateway - Only triple/separate science. Also don't need to know the iris reflex in response to light intensity, so only the first part about structure

GCSE Chemistry playlist:
https://www.youtube.com/watch?v=fN8kH9Vvqo0&list=PLidqqIGKox7WeOKVGHxcd69kKqtwrKl8W

GCSE Biology Playlist:
https://www.youtube.com/watch?v=--dIBinUdeU&list=PLidqqIGKox7X5UFT-expKIuR-i-BN3Q1g

GCSE Physics Playlist:
https://www.youtube.com/watch?v=aHVJfRxeAxo&list=PLidqqIGKox7UVC-8WC9djoeBzwxPeXph7
iris reflexiris pupil reflexeye response to light

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