WGU D450 Disaster Communication Tree &
Failure Prevention Questions and Correct
Answers
Communication Tree
A structured system used to rapidly disseminate emergency/disaster information to staff.
Step-by-step hierarchy of Communication Tree
1. Leadership receives alert 2. Managers are notified 3. Charge nurses/supervisors are
notified 4. Staff are notified.
Purpose of Communication Tree
✔ Ensure fast communication during emergencies ✔ Prevent confusion ✔ Maintain safety
during disasters.
Most common reason staff did not receive message
Contact information not updated.
Common issues with contact information
✔ Wrong phone numbers ✔ Outdated emails ✔ Missing emergency contacts.
Breakdown in Chain of Command
✔ Manager failed to notify subordinates ✔ Communication stopped at one level.
Overreliance on Single Method
✔ Only email used ✔ No backup system (text/phone/pager).
Technology Failure
Failure Prevention Questions and Correct
Answers
Communication Tree
A structured system used to rapidly disseminate emergency/disaster information to staff.
Step-by-step hierarchy of Communication Tree
1. Leadership receives alert 2. Managers are notified 3. Charge nurses/supervisors are
notified 4. Staff are notified.
Purpose of Communication Tree
✔ Ensure fast communication during emergencies ✔ Prevent confusion ✔ Maintain safety
during disasters.
Most common reason staff did not receive message
Contact information not updated.
Common issues with contact information
✔ Wrong phone numbers ✔ Outdated emails ✔ Missing emergency contacts.
Breakdown in Chain of Command
✔ Manager failed to notify subordinates ✔ Communication stopped at one level.
Overreliance on Single Method
✔ Only email used ✔ No backup system (text/phone/pager).
Technology Failure
