The healthcare system presently used in the United States is the private healthcare system.
<u>Explanation</u>:
The healthcare system of United States is largely governed by the private healthcare sectors. Various types of insurances regarding health care is provided in USA by private health insurance and government health insurance. Some private healthcare institutions include- Medicaid, Medicare etc. Different types of medical coverages are given by the private healthcare institutions depending on the quality, cost and requirement of the candidate. Americans are spending more for their health care and its insurances compared to the other nations.
The role and function of narcotics are for depressant and is typically used for severe pain. What these medications do is that they shut down the central nervous system which sends and perceives this sense of severe pain. Examples of narcotics include codeine and MORPHINE.