Which of the following can be a barrier to effective communication for an EMD?

Language differences can significantly impede effective communication for an Emergency Medical Dispatcher (EMD). When callers and dispatchers do not share a common language or when the caller is not proficient in the language used by the dispatcher, crucial information can be misunderstood or completely missed. This can potentially delay response times and affect patient care, making it essential for EMDs to be trained in recognizing this barrier and utilizing appropriate resources, such as translation services or interpreted communication, to facilitate clear understanding during emergencies.

While high call volume can lead to rushed communication, it does not inherently affect understanding as much as language differences. Clear phone connections and extensive training are actually advantageous in promoting effective communication, as they enhance the clarity and comprehension of the exchange between EMDs and callers.