The Nurse Is Teaching a Patient Who Is Alert and Oriented

Multiple Choice

The nurse is teaching a patient who is alert and oriented about the medication, warfarin. When teaching the patient about this drug, the nurse emphasizes the need to be consistent with Vitamin K intake, which is found primarily in green leafy vegetables. When the patient's spouse comes to visit, the patient states, "I can no longer consume green leafy vegetables." This is an example of what type of failure caused by a communication problem?

A) System failure
B) Reception failure
C) Transmission failure
D) Global aphasia