Main characteristics of homeostatic mechanisms include which of the following?
1. They are self-regulating.
2. They are compensatory.
3. They are regulated by negative feedback systems.
4. They can require several feedback mechanisms to correct only one physiologic imbalance.
5. They are related to a closed system.
Correct Answer: 1,2,3,4
Rationale 1: Homeostatic mechanisms have the four main characteristics identified, self-regulation among them.
Rationale 2: Homeostatic mechanisms have the four main characteristics identified, a compensatory nature among them.
Rationale 3: Homeostatic mechanisms have the four main characteristics identified, negative feedback systems among them.
Rationale 4: Homeostatic mechanisms have the four main characteristics identified, a need for more than one feedback mechanisms among them.
Rationale 5: Homeostatic mechanisms have the four main characteristics identified. The closed-system concept is not among the characteristics.
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