Difference between revisions of "Sight"
(→About Sight) |
|||
| (One intermediate revision by one other user not shown) | |||
| Line 21: | Line 21: | ||
: '''Sight''' is limited to the [[light|visible spectrum]]. | : '''Sight''' is limited to the [[light|visible spectrum]]. | ||
: When an [[animal]] detects [[light]] [[Receptor Cell|receptor cells]] in the [[eye]]s create an [[Action Potential|action potential]] which sends an [[Impulse (Biology)|impulse]] to the [[Central Nervous System|central nervous system (CNS)]]. | : When an [[animal]] detects [[light]] [[Receptor Cell|receptor cells]] in the [[eye]]s create an [[Action Potential|action potential]] which sends an [[Impulse (Biology)|impulse]] to the [[Central Nervous System|central nervous system (CNS)]]. | ||
| + | |||
| + | ==Beyond the Curriculum== | ||
| + | {{#ev:youtube|https://www.youtube.com/watch?v=hsh2kPdgazo}} | ||
| + | |||
| + | |||
| + | ===References=== | ||
| + | ====AQA==== | ||
| + | |||
| + | :[https://www.amazon.co.uk/gp/product/0198359373/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359373&linkCode=as2&tag=nrjc-21&linkId=952a73bbb09d222ecc4b50d200679849 ''Sight, pages 154-157, GCSE Biology; Third Edition, Oxford University Press, AQA ''] | ||
Latest revision as of 10:34, 13 November 2019
Contents
Key Stage 2
Key Stage 3
Key Stage 4
Meaning
Sight is one of the 5 main human senses.
About Sight
- Sight allows animals to detect shade and colour.
- Sight is limited to the visible spectrum.
- When an animal detects light receptor cells in the eyes create an action potential which sends an impulse to the central nervous system (CNS).