You'll find a link to your degree audit on this page: http://www.catsweb.txstate.edu/students.html .
You'll find a tutorial on how to put your name on a class wait list here:
Not all full classes have a waitlist.
Go here for information on student health services: http://www.healthcenter.txstate.edu/
Information on disability services may be found here: http://www.ods.txstate.edu/
If your question isn't answered here, look under the tab for "Student Resources."