Part B is Medical Insurance and covers physicians services, outpatient care, test, and supplies. (see Medicare Part B)
Part A is Hospital Insurance and covers cost associated with confinement in a hospital or skilled nursing facility. (see Medicare Part A)
Permanent life insurance provides lifelong protection and is known by a variety of names. These policies are designed and priced for you to keep over a long period of time. If you don't intend to keep the policy for the long term, it could be the wrong type of insurance for you.