Term
| Chemical Class of Somatotrophin(STH) |
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Definition
PPP
(Portein, Polypeptide, Peptide) |
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Term
| Site of synthesis of Somatotrophin |
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Definition
| Somatotorphe cells (= Adenohypophysis) |
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Term
| Primay function of Somatotrophin(STH) |
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Definition
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Term
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Definition
1. Stimulate the enzymes of protein
- anabolism(syntheis)
2. Stimulate the synthesis of Somatomedin(SM)
* STH doesn't directly cause bones to grow.
Somatomedin causes bones to grow. |
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Term
| Secondary Function of Somatotrophin (STH) |
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Definition
1. Stimulate Metabolism
2. Increase blood glucose
3. Increase blood pressure
4. Increase plasma calcium
5. Increase renal reabsorption of sodium and phosphrous
6. Increase immune response
7. Increase oxygen transport
8. Stimulate breast development
9. Increase milk production(lactation) |
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Term
| What are the means of Somatotrophin to stimulate metabolism? |
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Definition
- Stimulate the enzymes of protein anabolism
- Stimulate the enzymes of CHO catabolism
- Stimulate the enzymes of lid catabolism
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Term
| What are the means of STH to increase blood glucose? |
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Definition
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Stimulate the synthesis of Glucagon
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Stimulate the synthesis of Cortisol
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Stimulate the enzymes of CHO catabolism
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Act as an insulin antagonist
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Term
| What are the means of STH to increase blood pressure? |
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Definition
increase the number of solutes in plasma causing the body to passively absorb water from the ISF to increase the plasma volume |
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Term
| What is the means of STH to increase plasma calcium? |
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Definition
| Increase intestinal absorption of calcium |
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Term
| What is the means of STH to increase the renal absorption of sodium and phospherous? |
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Definition
increase cell membrane permeability to sodium and phosphorus from DCT & CD
*DCT=Distal convalated tubule
*CD=Collecting Duct |
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Term
| What is the site for synthesis of thyroxines? |
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Definition
T4; active follicle
T3; active follicle, liver, plasma as a result of "Deiodination of T4(removing an iodine from T4)" |
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Term
| What is the chemical class of T4? |
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Definition
| Biogenic Amine-Diaminoacid Derivative |
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Term
| Whatis the name of true thyroxine? |
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Definition
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