Identify primary, secondary and tertiary interventions and explain how each one might have changed the outcome for Mary

Tom worked as a manager for a corner grocery store that employed five people. The grocery store does not provide health insurance for its employees due to the expense. Tom, his wife, Mary and their three kids were uninsured. Tom’s wife did not want to incur any medical bills and ignored a mole on her chest. After many months of delay, Tom insisted that she see a dermatologist. She was diagnosed with malignant melanoma, which had metastasized. She died two years later at the age of 37, leaving Tom to raise their three children.

1. Identify primary, secondary and tertiary interventions and explain how each one might have changed the outcome for Mary.

2. How can access to health care be assured for all patients, regardless of the source of their insurance?