NU155 MED-SURG EXAM 1 QUESTIONS
AND CORRECT ANSWERS
1. WHAT ARE THE 4 MAJOR FUNCTIONS OF WATER?
ANS 1. INTRACELLULAR AND EXTRACELLULAR TRANSPORT
2. HEAT REGULATION
3. MAINTAIN PH BALANCE
4. AIDS IN DIGESTION
2. WHAT IS THE LARGEST PORTION OF OUR BODY WEIGHT?
ANS WATER
3. WHAT PERCENTAGE OF BODY WEIGHT IS WATER IN AN INFANT?
ANS 77%
4. WHAT PERCENTAGE OF BODY WEIGHT IS WATER IN THE ELDERLY?
ANS 45%
5. WHO IS MOST LIKELY TO EXPERIENCE SEVERE CONSEQUENCES OF
MINOR IMBALANCES OF WATER?
ANS VERY YOUNG AND VERY OLD
6. WHAT ARE FACTORS THAT AFFECT THE WATER IN THE BODY?
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, ANS 1. SODIUM
2. MEDICATIONS
3. VOMITING & DIARRHEA
4. HEAT LEADING TO DEHYDRATION
7. MOST OF THE BODY'S FLUIDS ARE INTRACELLULAR/EXTRACELLULAR?
ANS INTRACEL- LULAR
8. THIS FLUID IS IN BLOOD VESSELS IN THE FORM OF PLASMA OR SERUM.
ANS IN- TRAVASCULAR
9. FLUID SURROUNDING CELLS, INCLUDING LYMPH.
ANS INTERSTITIAL FLUID
10. WHAT CAUSES PITTING EDEMA?
ANS INTERSTITIAL FLUID BUILD UP
11. MOVEMENT FROM AN AREA OF HIGHER CONCENTRATION TO
LOWER CON- CENTRATION.
ANS DIFFUSION
12. MOVEMENT OF WATER FROM AN AREA OF LOWER
CONCENTRATION TO AN AREA OF HIGHER CONCENTRATION.
ANS OSMOSIS
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, 13. WATER AND SOLUTES ARE PUSHED THROUGH A SEMI-
PERMEABLE MEM- BRANE IN EQUAL AMOUNTS AT THE SAME TIME
FROM AN AREA OF HIGH PRESSURE TO LOW PRESSURE.
ANS FILTRATION
14. MOVEMENT OF SODIUM INTO CELL AND POTASSIUM OUT OF CELL
ACROSS A MEMBRANE THAT REQUIRES CELLULAR ENERGY IN THE FORM
OF ATP
ANS ACTIVE TRANSPORT
15. HOW DOES ACTIVE TRANSPORT USE ATP TO MOVE MOLECULES
ACROSS THE MEMBRANE?
ANS ATP PUSHES AND PULLS TO FIRE UP AN ACTION POTENTIAL TO FIRE DOWN A NEURON AND CAUSE
THE MUSCLE TO CONTRACT.
16. HOW MUCH TOTAL INTAKE OF FLUIDS DO WE NEED FOR
NORMAL DAILY FUNCTION?
ANS 2500 ML
17. HOW MUCH OF OUR INTAKE OF FLUIDS IS INGESTED (ORAL FLUID)?
ANS 1500 ML
18. WHAT IS THE MINIMAL OUTPUT OF FLUIDS?
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AND CORRECT ANSWERS
1. WHAT ARE THE 4 MAJOR FUNCTIONS OF WATER?
ANS 1. INTRACELLULAR AND EXTRACELLULAR TRANSPORT
2. HEAT REGULATION
3. MAINTAIN PH BALANCE
4. AIDS IN DIGESTION
2. WHAT IS THE LARGEST PORTION OF OUR BODY WEIGHT?
ANS WATER
3. WHAT PERCENTAGE OF BODY WEIGHT IS WATER IN AN INFANT?
ANS 77%
4. WHAT PERCENTAGE OF BODY WEIGHT IS WATER IN THE ELDERLY?
ANS 45%
5. WHO IS MOST LIKELY TO EXPERIENCE SEVERE CONSEQUENCES OF
MINOR IMBALANCES OF WATER?
ANS VERY YOUNG AND VERY OLD
6. WHAT ARE FACTORS THAT AFFECT THE WATER IN THE BODY?
1/
17
, ANS 1. SODIUM
2. MEDICATIONS
3. VOMITING & DIARRHEA
4. HEAT LEADING TO DEHYDRATION
7. MOST OF THE BODY'S FLUIDS ARE INTRACELLULAR/EXTRACELLULAR?
ANS INTRACEL- LULAR
8. THIS FLUID IS IN BLOOD VESSELS IN THE FORM OF PLASMA OR SERUM.
ANS IN- TRAVASCULAR
9. FLUID SURROUNDING CELLS, INCLUDING LYMPH.
ANS INTERSTITIAL FLUID
10. WHAT CAUSES PITTING EDEMA?
ANS INTERSTITIAL FLUID BUILD UP
11. MOVEMENT FROM AN AREA OF HIGHER CONCENTRATION TO
LOWER CON- CENTRATION.
ANS DIFFUSION
12. MOVEMENT OF WATER FROM AN AREA OF LOWER
CONCENTRATION TO AN AREA OF HIGHER CONCENTRATION.
ANS OSMOSIS
2/
17
, 13. WATER AND SOLUTES ARE PUSHED THROUGH A SEMI-
PERMEABLE MEM- BRANE IN EQUAL AMOUNTS AT THE SAME TIME
FROM AN AREA OF HIGH PRESSURE TO LOW PRESSURE.
ANS FILTRATION
14. MOVEMENT OF SODIUM INTO CELL AND POTASSIUM OUT OF CELL
ACROSS A MEMBRANE THAT REQUIRES CELLULAR ENERGY IN THE FORM
OF ATP
ANS ACTIVE TRANSPORT
15. HOW DOES ACTIVE TRANSPORT USE ATP TO MOVE MOLECULES
ACROSS THE MEMBRANE?
ANS ATP PUSHES AND PULLS TO FIRE UP AN ACTION POTENTIAL TO FIRE DOWN A NEURON AND CAUSE
THE MUSCLE TO CONTRACT.
16. HOW MUCH TOTAL INTAKE OF FLUIDS DO WE NEED FOR
NORMAL DAILY FUNCTION?
ANS 2500 ML
17. HOW MUCH OF OUR INTAKE OF FLUIDS IS INGESTED (ORAL FLUID)?
ANS 1500 ML
18. WHAT IS THE MINIMAL OUTPUT OF FLUIDS?
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