Final answer:
During the admission process, a medical assistant should document the patient's manifestations accurately in the medical record to capture all symptoms and health concerns.
Step-by-step explanation:
When a patient is explaining manifestations of a chief complaint during the admission process, a medical assistant should document the patient's manifestations accurately in the medical record. This includes carefully listening without interruptions and capturing all details the patient provides about their symptoms and health concerns. Documenting accurately is essential for ensuring that healthcare providers have a clear understanding of the patient’s condition, which is critical for the diagnosis and treatment planning process.