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Hypertonic solution (>0.9) causes the cells to shrink because the Na content outside the cell is more concentrated causing the the fluid within the cell to diffuse outside the cell.

Hypotonic solution(<0.9) causes the cells to swell because the Na content inside the cell is more concentrated causing the fluid outside the cell to diffuse into the cell.

The way I think of it is "It's the exact opposite"
Hypertonic= small cells
Hypotonic= large cells

2007-02-09 13:14:33 · answer #1 · answered by kds6107 2 · 0 0

The normal solution, is normal saline containing 0.9% NaCl and is present as such in our blood concentration preserving RBC, Ph etc, any solution above 0.9% will be know as hypertonic and less than as hypotonic solution.
The effects of resuscitation with hypertonic vs. hypotonic vs. colloid on wound and urine fluid and electrolyte losses in severely burned children.

* Bowser BH,
* Caldwell FT Jr.

Thirty-nine children with large burns were resuscitated with either a hypertonic (HLS) (17 patients), hypotonic (11 patients), or colloid (11 patients) fluid regimen. Burn dressings, bed linen, and urine were analyzed for electrolyte content. The group receiving HLS excreted the greatest percentage of the administered sodium load in the urine, significantly more than the other two groups; however, the combined wound and urinary sodium losses were significantly greater for the group receiving colloid. Sodium loss through the burn wound exceeded urinary loss fivefold in the colloid group. The volume of fluid lost across the burn wound was inversely related to the osmolality of the fluid used for resuscitation. Wound sodium loss was a function of both sodium and fluid load. The flux of fluid and electrolytes across the burn wound is a dynamic part of the resuscitation problem and is dramatically effected by the volume and concentration of fluid used.

2007-02-09 10:39:41 · answer #2 · answered by Dr.Qutub 7 · 0 0

hypertonic solutions have a higher concentrations of solutes compared to another solution or to a cell hypotonic solutions have a lower concentration of solutes compared to another solution or to a cell Remember, hyper- means above or more than. Hypo- means below or less than.

2016-03-28 23:37:08 · answer #3 · answered by ? 4 · 0 0

since water molecules are less inside the solution, it is considered as hypotonic solution. conversely , as water molecules are more, then it is a hypertonic solution. This concept also will be applied in our body regulation..

2007-02-09 05:27:16 · answer #4 · answered by zery 1 · 0 1

Hypotonic solution is one which has LESS concentration of solute than the fluid.The osmolarity is less so water moves from the solution to the inside of cells.cells swell.
Hypertonic is opposite.cells shrink.

2007-02-09 07:41:08 · answer #5 · answered by niks 2 · 0 0

Tonicity is the osmolality of a solution relative to plasma & osmolality is no. of osmoles (osmotically active particles- solutes in 1 Kg of solvent). Hypertonic - those with greater osmolality than plasma, hypo is those with lesser than that of plasma.

2007-02-10 02:35:49 · answer #6 · answered by dharini 2 · 0 0

Hypo means less than
Hyper means greater than
less or greater than normal body fluid in concentration of salts

2007-02-09 04:18:04 · answer #7 · answered by science teacher 7 · 2 0

hypo will pull fluid out of cells, hyper will force it in.

2007-02-09 03:58:09 · answer #8 · answered by David B 6 · 3 0

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