Which of the following statements about the endocrine system is correct?

Practice question

Question

Which of the following statements about the endocrine system is correct?

Options

Choose one · Correct answer highlighted

Hormones are secreted directly into the bloodstream. Correct Endocrine glands have ducts for hormone secretion. Hormones act only on the organ that produces them. The pituitary gland is located in the thoracic cavity.

Explanation

Endocrine glands are ductless and release hormones directly into the bloodstream for transport to target organs.

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