<u>Answer:</u>
<em>MSN stands for Medicare Summary Notice. If a person disagrees with the rejection of his/ her claim he/she can file an appeal.
</em>
<u>Explanation:</u>
An MSN is sent every three months to people who avail the benefit of medicare. It gives details about the services and supplies billed to medicare , payment made by medicare and the amount you owe the provider.
After checking the MSN if a person feels that she was unfairly denied a claim she can decide to file an appeal.
Once you have decided to go forward with the appeal collect valuable information from your doctor, healthcare provider etc.
Answer:
in placenta mammals the mother provide food through placenta
