Osmoregulation is a process that helps control the amount of water in the blood stream. One of the main hormones involved in this is ADH, which is released by the posterior pituitary gland a) With reference to at least this hormone, explain the negative feedback mechanism that occurs when the body is dehydrated. b) Following on from the above, explain what happens when there is too much water in the blood stream. Again you should refer to ADH as part of your answer.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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Osmoregulation is a process that helps control the amount of water in
the blood stream. One of the main hormones involved in this is ADH,
which is released by the posterior pituitary gland
a) With reference to at least this hormone, explain the negative
feedback mechanism that occurs when the body is
dehydrated.
b) Following on from the above, explain what happens when
there is too much water in the blood stream. Again you should
refer to ADH as part of your answer.
Transcribed Image Text:Osmoregulation is a process that helps control the amount of water in the blood stream. One of the main hormones involved in this is ADH, which is released by the posterior pituitary gland a) With reference to at least this hormone, explain the negative feedback mechanism that occurs when the body is dehydrated. b) Following on from the above, explain what happens when there is too much water in the blood stream. Again you should refer to ADH as part of your answer.
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