How does the endocrine system affect the body’s functions? It secretes enzymes directly into the bloodstream.
It secretes hormones directly into the bloodstream.
It secretes enzymes through ducts to the surface of organs.
It secretes hormones through ducts to the surface of organs.

The endocrine system of the human body is a type of messenger system, in which hormones are released directly in the bloodstream to target distant organs.

The correct answer is:

Option B. It secretes hormones directly into the bloodstream.

The functions of the endocrine system are:

1. The glands involved in the endocrine system of the body release the hormones directly in the bloodstream to regulate the functions of the body.

2. The hormones are carried away by the circulatory pathway to reach the target cells, tissues, or organs.

3. The endocrine system controls mood, growth, development, metabolism, and reproduction.

Thus, the correct answer is Option B.

To know more about the endocrine system, refer to the following link:

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The endocrine system affects body functions because It secretes hormones directly into the bloodstream.

Explanation:

The endocrine system is formed by a group of glandular organs, capable of synthesizing and secreting chemical substances called hormones. These substances are capable of exerting a specific effect on their target organ.

The glandular secretion of hormones is made directly to the blood circulation, which is responsible for transporting them to the specific organs, where they will exercise their function.

The other options are not correct because: