I don't have sound on my Mac Book Pro...

I don't have sound on my Mac Book Pro... I've gone to my sound in the system prefrences and it's saying that internal and export sound are not even an option.

Hi j,
Have you tried a pair of ear phones yet? If not, try it.
If no luck, gently pull them out and push them in a few times.
If no luck, try the following:
PRAM Reset: http://docs.info.apple.com/article.html?artnum=2238
SMC Reset: http://support.apple.com/kb/HT3964
Safe Boot: http://support.apple.com/kb/HT1455
http://support.apple.com/kb/HT1564

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