Organ system. The blood vessels, blood, and the heart are organs which work together to form the circulatory system.
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Answer:
1. the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes
2 .Endocrine glands release hormones into the bloodstream. This lets the hormones travel to cells in other parts of the body.
The endocrine hormones help control mood, growth and development, the way our organs work, metabolism , and reproduction.
The endocrine system regulates how much of each hormone is released
3. Hormones can be thought of as chemical messages. From the blood stream, the hormones communicate with the body by heading towards their target cell to bring about a particular change or effect to that cell. The hormone can also create changes in the cells of surrounding tissues (paracrine effect).
Explanation:
Is that good?
1. Protects human health and environmental safety
2.sets and monitors food packaging and labeling
3. Regulates policies for agriculture and forestry
