a rapid response to the ligand binding to he uPCl 29. Explain the difference bet

Question

a rapid response to the ligand binding to he uPCl 29. Explain the difference between negative feedback and positive feedback, providing a brief example of each. Why is negative feedback so much more common in physiology than positive feedback? 30. Tumors of the parathyroid gland often result in secretion of excess parathyroid hormone. Considering the function of this hormone, predict the effects of such a tumor. How would the effects be different if the tumor secreted calcitonin instead? , Rriefly descrihe five of those

Explanation / Answer

29. A positive feedback system causes a self amplifying cycle in which a psychological change leads to greater change in same direction.Example includes an increase in magnitude of perturbation .

A negative feedback system is a process in which the body senses a kind of change and activates many mechanisms to reverse that change. Examples include setting up target values such as set points.

Negative feedback mechanism is more common in physiology because of self regulating ability.They helps in regulation of body.It also helps to control a specific process .

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