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When giving an iso-osmotic transfusion you do not want a solution that has the same salt concentration as blood but rather has the same tonicity(osmotic pressure). This is crucial because if the tonicity of blood changes it can cause cells to burst or shrink depending on the direction of change of the tonicity. So in the case of iso-osmotic transfusion you would give a 0.9% solution of NaCl. To prove that this is iso-osmotic to blood(close to 300 mosm) look below: 0.9% means 0.9gNaCl/100ml= 9gNaCl/L=(9gNaCl/L)*(1mole/58.5g)= 0.153moles/L Osmolarity = molarity*(number of ions)=0.153Molar*2= 0.306 osm = 306 mosm Hope that helps

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Q: What solution has the same salt concentration as blood and is used for transfussion?
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Related questions

What is a hypotonic solution?

A hypotonic solution is a solution with a lower salt concentration than in normal cells of the body and the blood.


What will happen if a blood cell is placed in a hypertonic salt solution?

A hypertonic solution is a solution that has a high concentration of solute, in this case the solute being salt. When a red blood cell is placed in a hypertonic solution, since the salt concentration is higher in the outside of the cell, the water concentration is lower there as well. Therefore, through the process of osmosis, the water diffuses from the inside of the cell to the outside of the cell.


What is the salt NaCl of Blood?

The concentration of sodium in blood plasma is 136-145 mmol/L.


What would happen if you put red blood cells into a salty solution?

Provided the concentration of salt is higher than the salt concentration in the red blood cell, the red blood cell, through the process of osmosis and the principal of diffusion, will shrink, as water flows from within the red blood cell to the solution


A solution that contains a lower concentration of salt than living red blood cells would be?

It's a hypotonic solution. ex; blood, tears.


When a solution has the same concentration of water molecules and solutes as a red blood cell it is considered an solution?

It is called an isotonic solution. If the salt concentration is higher, it is called hypertonic and if lower it is called hypotonic.


What is the effect of isotonic salt solution on rbc?

Iso means same, therefore the salt solution concentration is the same as the concentration of salt within the blood cells. So nothing happens - the RBC's remain the same (no shrinking/crenating or swelling/lysing)


How does concentration change after every spoon full of salt is added after the solution is saturated?

The concentration of the salt solution does NOT change- it is saturated.


How are conductivity and concentration of a salt solution related?

The greater the concentration of salt in an aqueous solution, the higher the electrical conductivity. This is because, with a greater salt concentration, there are more ions available to serve as a path for electron transfer in the solution.


A water solution that has the same salt concentration as the cells is said to be?

A water solution that has the same salt concentration as the cells is said to be is isotonic.


What would happen if you put red blood cells into a salty?

Provided the concentration of salt is higher than the salt concentration in the red blood cell, the red blood cell, through the process of osmosis and the principal of diffusion, will shrink, as water flows from within the red blood cell to the solution


What happens to the shape of a red blood cell when it is replaced in a solution with a high salt concentration?

It shrinks as water moves out of the cell.