Galen Medical Surgical Exam 2 Practice

The key idea is that expressing needs requires the ability to communicate. When someone cannot communicate, they cannot voice thirst, pain, or the need for help, creating a real risk that needs go unexpressed or unmet. Among the options, being unable to communicate directly represents this barrier, making it the best answer. Dehydration isn’t a barrier to expressing needs; it can arise from not addressing needs but isn’t the cause itself. An inability to cough affects airway protection, not the act of expressing needs. A decreased level of consciousness can reduce communication, but the fundamental risk factor for difficulty expressing needs is the actual inability to communicate. In practice, this means using alternative methods of communication or proactive observation to identify and address needs.