Nutrition Chapter 7: Nutrients and Electrolytes

23 cards

nutrition


 
  
Created Feb 20, 2011
by
cjbetts

 

 
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1
fluid
 
a substance composed of molecules that move past one another freely. fluids are characterized...
2
intracellular fluid
 
the fluid held at any given time within the walls of the body's cells
3
estracellular fluid
 
the fluid outside the body's cells, either in the body's tissues; as the liquid portion of...
4
electrolyte
 
a substance that disassociates in solution into positively and negatively charged ions and...
5
ion
 
any electrically charged particle, either positively or negatively charged
6
solvent
 
a substance that is capable of mixing with and breaking apart a variety of compounds. Water...
7
blood volume
 
the amount of fluid in blood
8
thirst mechanism
 
a cluster of nerve cells in the hypothalamus that stimulate our conscious desire to drink fluids...
9
metabolic water
 
the water formed as a byproduct of our body's metabolic reactions
10
insensible water loss
 
the loss of water from the skin in the form of sweat and from the lungs during breathing
11
diuretic
 
a substance that increases fluid loss via the urine. Common diuretics include coffee, tea,...
12
hypernatremia
 
a condition in which blood sodium levels are dangerously high
13
hyponatremia
 
a condition in which blood sodium levels are dangerously low
14
hyperkalemia
 
a condition in which blood potassium levels are dangerously high
15
kypokalemia
 
a condition in which blood potassium levels are dangerously low

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