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16 Cards in this Set
- Front
- Back
Intracellular fluid |
Water inside cells |
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Extracellular fluid |
Water outside the cells |
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What is osmometric thirst? |
Loss of fluid within cells |
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What is volumetric thirst? |
Loss of fluid outside the cells and loss of blood plasma |
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When is insulin secreted? |
When there is too much glucose in the blood so it stores it away |
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What is the role of leptin? |
To store fat |
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When is PYY3-36 secreted? |
When the intestines are in use meaning you have just eaten |
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Where can osmoreceptors be found? |
The lamina terminalis |
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What causes osmoreceptors to change in firing rate? |
There is a lack of water so they shrink in size |
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When is Atrial Natriuretic Peptide secreted? |
When there is a lot of water within the heart so it makes you go to the toilet |
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What problems can a lack of blood plasma cause? |
Heart is unable to pump effectively and it has limited flexibility |
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What can happen when there is too much blood plasma? |
It can cause blood vessels to burst |
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What is the role of atrial baroreceptors? |
Detect stretching within the heart meaning there is a lot of blood plasma |
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When is Atrial Natriuretic Peptide secreted? |
When there is a lot of water and blood plasma so causes you to go to the toilet |
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Where is renin secreted? |
In the kidneys |
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What is the role of renin and why is it secreted? |
Makes the brain aware there is a lack of water as it is secreted when there is a reduced flow of blood to kidneys |