Hormonal Endocrine System

Answer each of the 5 questions completely to receive the 3 points for each question. Partial credit may be given if there is sufficient information in the answer to determine the student has a grasp of the subject material. You may submit the answers in a separate MS Word or pdf file or embed the answers below each question.
1. Why are there two major types of hormone chemical substances produced in the body that control and regulate the activity of certain cells or an organ? How do their functions, manner of secretion, and actions determine the responses of the specific cells or organs?
The endocrine system in human body is responsible for the production of hormones that are used to regulate the various processes and actions in the body. The activities of certain cells and organs need to be regulated because they can cause harm to the body without effective regulation. The hormones are secreted differently based on their functions and target location of action. Their secretion will influence the responses of the specific organs or cells within the body.
 
2. Why aren’t hormones generally injected into or fed to livestock? What are possible means by which injectable or feed-based hormones could be used for livestock? What improvements could be made in implanted growth agents to make them more effective and reduce any residual agent concentrations in the animals?
 The feeding or injecting hormones directly into livestock will lead to introduction of bacteria that might cause illness, thus requiring antibiotics. Therefore, instead of the injection or feeding of hormones to the livestock, an implant is us...