Question

In: Anatomy and Physiology

You task is to utilize the parts of a negative feedback system to create a flow...

You task is to utilize the parts of a negative feedback system to create a flow chart showing how (1) one endocrine hormones elicits a change. (Reference chapter one if you need to)

Be sure to describe the role of the following factors:

  1. Hormone
  2. Name
  3. What triggers it’s release
  4. How it travels in blood
  5. Is it lipid-soluble or water-soluble?
  6. Target cell(s)
  7. What muscles or glands work as effectors?
  8. What response is produced to return to homeostasis?

Solutions

Expert Solution

Parathyroid hormone is an Endocrine hormone responsible for Calcium regulation in the blood stream.The following chart shows its action.

REGULATION OF BLOOD CALCIUM LEVEL BY PARATHYROID HORMONE

Decreased blood CALCIUM level

Sensed by PARATHYROID GLAND

Release of PARATHYROID HORMONE

-------------------------------------------------------------------------------------

BONES KIDNEYS

Release of CALCIUM into blood 1)Uptake of Calcium from Collecting tubules

2)Release of calcitriol INTESTINE

Increased CALCIUM absorption from food

Increases CALCIUM LEVEL IN BLOOD

-ve feedback

Sensed by PARATHYROID HORMONE

Decreases PARATHYROID production


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