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Read chapters 9 and 10. Answer the questions in your own words (typing sentences directly from your text will not be accepted) and submit your document in the drop box. Substantive answers are necessary to receive full points for the assignment.

1. Define PPO, POS, and the four types of HMOs.
2. Explain how gatekeeping reduces healthcare costs in the U.S.
3. Describe the four aspects of holistic healthcare for the elderly.