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NURS 611 Test 1 Patho Maryville University: Questions and Answers
NURS 611 Test 1 Patho Maryville University: Questions and Answers 
 
what triggers thirst 
osmoreceptors are activated by increase in osmotic pressure of the plasma 
 
 
What populations are vulnerable to fluid volume deficit? 
Infants: 75-80%TBW; baby Thompson? diarrhea and increased extracellular fluid 
Obese: fat is water repelling 
Elderly: decreased thirst sensation 
 
 
Oncotic pressure 
influenced by plasma proteins; a reduction in plasma oncotic pressure causes low plasma al...