A: Depending on your State's employment laws, usually an employee is hired as an employee at will meaning that employee can be fired or terminated at any time for no reason as long the reason is not illegal/discrinatory. If you do not have a written employment contract, the default is usually employee at will. Sorry to hear about your loss of job.
A: The first question is do you have a fully executed written contract? This is the first step to determine the terms and conditions such as your wages if there is a breach of contract, the dentist being able to assign the contract and if it can be modified.
A: The first question is there a child in need of assistance case open? Also, you need to be sure to drop the random ua's since that will help your position with MSF. Are you having visits with your children?