Anyone know about medical assistance? 1. the role of a medical assistant came about because of a growing industry a lack of nurses larger hospitals all of the above 2. which is not one of the four components of the communication process between individuals the sender of the message the message the reason for communication the receiver of the message 3. you are working with a patient who has dementia and is not able to make medical decisions on their own. which legal document enables them to enlist a third party’s aid? durable power of attorney legal will hipaa consent family history