Final answer:
A comprehensive physical examination typically requires the longest appointment time compared to routine procedures such as blood pressure checks, flu shots, and minor wound dressing changes.
Step-by-step explanation:
The patient most likely to need the longest appointment time is scheduled for a comprehensive physical examination. This is because a comprehensive physical exam involves a thorough check of the patient's overall health, including medical history review, vital signs assessment, physical exams of various systems of the body, and often additional tests or screenings. In contrast, a routine blood pressure check, flu shot, and minor wound dressing are typically quicker procedures that do not require as much time.
Answer: c) Comprehensive physical examination