This invention is a gateway for testing mental function comprising a portable structure that houses one or more mental function testers and an access control device that allows the user to enter a defined area based upon the result of the mental function test. The access control device may either directly control an exit from the gateway or it may dispense a portable indicator of the test results. The gateway may comprise one or more mental function testers that give the same or different tests. The invention also comprises methods of using the gateway, including the steps of assessing a user's mental function and operating the access control device depending upon the assessment. The latter step may comprise permitting the user access to an at-risk activity.
Relocatable mental function testing gateway