Some muscles (skeletal muscles) will not contract unless stimulated by neurons; other muscles (smooth & cardiac) will contract without nervous stimulation but their contraction can be influenced by the nervous system. Thus, the nervous and muscle systems are closely interconnected.
A Roth IRA is an individual retirement plan that is subject to rules that would apply to a traditional IRA, but with some exceptions [source: IRS ]. Contributions are not tax deductible and qualified distributions are tax free. Here are some of the things you must consider when setting up a Roth IRA account:1  The account must be designated as a Roth IRA when it's opened. 2  The account can be opened at any time. 3  Contributions can be made at any age.ontributions are not tax deductible and qualified distributions are tax free. Here are some of the things you must consider when setting up a Roth IRA account: 1  The account must be designated as a Roth IRA when it's opened. 2  The account can be opened at any time.
Answer: Almost anyone can set up a traditional IRA. The only requirements are that you generally must have taxable compensation (typically, salary or wages from your job) and be under age 70Â½ in order to put money into an IRA.Beyond that, the basic mechanics of setting up an IRA are pretty straightforward.ou may be able to deduct all, a portion, or none of your IRA contribution for a given tax year. You may even qualify for a partial tax credit. Note that this discussion applies only to traditional IRAs. Roth IRAs are subject to special rules of their own.