Now put yourself in the place of the physician or nurse caring for vivian armand. would it be more understandable to only allow vivian to view certain parts of the chart, for example her current medication list and current lab or test results? why or why not? explain if there would be advantages or disadvantages.

Confidentiality and privacy in health care system is very important. All the medical records and information about the patient's medication and diseases concerned should be kept secret. By law of any nation, this is extremely important.
It is understandable to keep the medical records and history of Vivian Armand tests and lab reports secret because as per law the medical professionals and nurses should keep the information private.
Keeping secrecy of medical records is advantageous because it is the right an individual to have his/her health records to be private. If by any means it is found that the privacy has been compromised by any health care professional, it should be reported to the doctor.