What are our eyeballs made of?

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Offline Chemistry4me

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What are our eyeballs made of?
« on: 22/12/2008 04:22:25 »
How big (in diameter) are our eyeballs? What are they made of? Do they grow? Why/why not? What are the blood vessels for (at least I think there are blood vessels [???])

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Offline RD

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What are our eyeballs made of?
« Reply #1 on: 22/12/2008 12:47:03 »
Most of the eye's volume is a transparent gelatinous substance: the vitreous humour ...

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Quote
"The adult human eye weighs approximately 7.5 grams and measures approximately 24.5 millimeters in its anterior-to-posterior diameter."
http://hypertextbook.com/facts/2002/AniciaNdabahaliye1.shtml

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Offline Chemistry4me

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What are our eyeballs made of?
« Reply #2 on: 23/12/2008 23:11:25 »
Do your eyeballs grow? It would be weird if it did!