PATHOLOGY MCQ
ENDOCRINE SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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They are secreted in one place and most often act at another
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they are distributed by the nervous system
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They are secreted into specialized ducts for transport.
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They are found only in vertebrates
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Detailed explanation-1: -Which statement best describes the chemical substances secreted by endocrine glands? They are secreted into specialized ducts for transport.
Detailed explanation-2: -The statement that best describes the endocrine glands is b. They secrete hormones that regulate the body’s activity. Unlike exocrine glands, endocrine glands produce hormones which are chemical signals and will release these into the bloodstream.
Detailed explanation-3: -Endocrine glands make chemicals called hormones and pass them straight into the bloodstream. 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.
Detailed explanation-4: -Hormones are molecules that are produced by endocrine glands, including the hypothalamus, pituitary gland, adrenal glands, gonads, (i.e., testes and ovaries), thyroid gland, parathyroid glands, and pancreas (see figure 1).