Compare and contrast the different types of health care systems that are available (HMO, PPO, and point of service plan). What are the positive and negative aspects of each type?

Physician-hospital organizations (PHOs) may include:

A. nursing homes. B. laboratories. C. surgery centers. D. all of the above.

Which of the following are effects of cocaine on the user?

A. Hypothermia B. Hypotension C. Tachycardia D. None of the above