Exam 1 MED-SURG NU155 – Questions and Answers A+ | Medical-Surgical
Nursing Study Guide | 2026/2027 Exam
WHAT ARE THE 4 MAJOR FUNCTIONS OF WATER? - (ANSWER)1. INTRACELLULAR AND EXTRACELLULAR
TRANSPORT
2. HEAT REGULATION
3. MAINTAIN PH BALANCE
4. AIDS IN DIGESTION
WHAT IS THE LARGEST PORTION OF OUR BODY WEIGHT? - (ANSWER)WATER
WHAT PERCENTAGE OF BODY WEIGHT IS WATER IN AN INFANT? - (ANSWER)77%
WHAT PERCENTAGE OF BODY WEIGHT IS WATER IN THE ELDERLY? - (ANSWER)45%
WHO IS MOST LIKELY TO EXPERIENCE SEVERE CONSEQUENCES OF MINOR IMBALANCES OF WATER? -
(ANSWER)VERY YOUNG AND VERY OLD
WHAT ARE FACTORS THAT AFFECT THE WATER IN THE BODY? - (ANSWER)1. SODIUM
2. MEDICATIONS
3. VOMITING & DIARRHEA
4. HEAT LEADING TO DEHYDRATION
MOST OF THE BODY'S FLUIDS ARE INTRACELLULAR/EXTRACELLULAR? - (ANSWER)INTRACELLULAR
THIS FLUID IS IN BLOOD VESSELS IN THE FORM OF PLASMA OR SERUM. - (ANSWER)INTRAVASCULAR
FLUID SURROUNDING CELLS, INCLUDING LYMPH. - (ANSWER)INTERSTITIAL FLUID
WHAT CAUSES PITTING EDEMA? - (ANSWER)INTERSTITIAL FLUID BUILD UP
, Exam 1 MED-SURG NU155 – Questions and Answers A+ | Medical-Surgical
Nursing Study Guide | 2026/2027 Exam
MOVEMENT FROM AN AREA OF HIGHER CONCENTRATION TO LOWER CONCENTRATION. -
(ANSWER)DIFFUSION
MOVEMENT OF WATER FROM AN AREA OF LOWER CONCENTRATION TO AN AREA OF HIGHER
CONCENTRATION. - (ANSWER)OSMOSIS
WATER AND SOLUTES ARE PUSHED THROUGH A SEMI-PERMEABLE MEMBRANE IN EQUAL AMOUNTS AT
THE SAME TIME FROM AN AREA OF HIGH PRESSURE TO LOW PRESSURE. - (ANSWER)FILTRATION
MOVEMENT OF SODIUM INTO CELL AND POTASSIUM OUT OF CELL ACROSS A MEMBRANE THAT
REQUIRES CELLULAR ENERGY IN THE FORM OF ATP - (ANSWER)ACTIVE TRANSPORT
HOW DOES ACTIVE TRANSPORT USE ATP TO MOVE MOLECULES ACROSS THE MEMBRANE? -
(ANSWER)ATP PUSHES AND PULLS TO FIRE UP AN ACTION POTENTIAL TO FIRE DOWN A NEURON AND
CAUSE THE MUSCLE TO CONTRACT.
HOW MUCH TOTAL INTAKE OF FLUIDS DO WE NEED FOR NORMAL DAILY FUNCTION? - (ANSWER)2500
ML
HOW MUCH OF OUR INTAKE OF FLUIDS IS INGESTED (ORAL FLUID)? - (ANSWER)1500 ML
WHAT IS THE MINIMAL OUTPUT OF FLUIDS? - (ANSWER)2500 ML
BESIDES INGESTED FLUIDS, WHAT ARE OTHER SOURCES OF FLUID INTAKE? - (ANSWER)FOOD AND
CELLULAR METABOLISM
WHAT ARE SOURCES OF FLUID OUTPUT? - (ANSWER)URINE
SWEATING
Nursing Study Guide | 2026/2027 Exam
WHAT ARE THE 4 MAJOR FUNCTIONS OF WATER? - (ANSWER)1. INTRACELLULAR AND EXTRACELLULAR
TRANSPORT
2. HEAT REGULATION
3. MAINTAIN PH BALANCE
4. AIDS IN DIGESTION
WHAT IS THE LARGEST PORTION OF OUR BODY WEIGHT? - (ANSWER)WATER
WHAT PERCENTAGE OF BODY WEIGHT IS WATER IN AN INFANT? - (ANSWER)77%
WHAT PERCENTAGE OF BODY WEIGHT IS WATER IN THE ELDERLY? - (ANSWER)45%
WHO IS MOST LIKELY TO EXPERIENCE SEVERE CONSEQUENCES OF MINOR IMBALANCES OF WATER? -
(ANSWER)VERY YOUNG AND VERY OLD
WHAT ARE FACTORS THAT AFFECT THE WATER IN THE BODY? - (ANSWER)1. SODIUM
2. MEDICATIONS
3. VOMITING & DIARRHEA
4. HEAT LEADING TO DEHYDRATION
MOST OF THE BODY'S FLUIDS ARE INTRACELLULAR/EXTRACELLULAR? - (ANSWER)INTRACELLULAR
THIS FLUID IS IN BLOOD VESSELS IN THE FORM OF PLASMA OR SERUM. - (ANSWER)INTRAVASCULAR
FLUID SURROUNDING CELLS, INCLUDING LYMPH. - (ANSWER)INTERSTITIAL FLUID
WHAT CAUSES PITTING EDEMA? - (ANSWER)INTERSTITIAL FLUID BUILD UP
, Exam 1 MED-SURG NU155 – Questions and Answers A+ | Medical-Surgical
Nursing Study Guide | 2026/2027 Exam
MOVEMENT FROM AN AREA OF HIGHER CONCENTRATION TO LOWER CONCENTRATION. -
(ANSWER)DIFFUSION
MOVEMENT OF WATER FROM AN AREA OF LOWER CONCENTRATION TO AN AREA OF HIGHER
CONCENTRATION. - (ANSWER)OSMOSIS
WATER AND SOLUTES ARE PUSHED THROUGH A SEMI-PERMEABLE MEMBRANE IN EQUAL AMOUNTS AT
THE SAME TIME FROM AN AREA OF HIGH PRESSURE TO LOW PRESSURE. - (ANSWER)FILTRATION
MOVEMENT OF SODIUM INTO CELL AND POTASSIUM OUT OF CELL ACROSS A MEMBRANE THAT
REQUIRES CELLULAR ENERGY IN THE FORM OF ATP - (ANSWER)ACTIVE TRANSPORT
HOW DOES ACTIVE TRANSPORT USE ATP TO MOVE MOLECULES ACROSS THE MEMBRANE? -
(ANSWER)ATP PUSHES AND PULLS TO FIRE UP AN ACTION POTENTIAL TO FIRE DOWN A NEURON AND
CAUSE THE MUSCLE TO CONTRACT.
HOW MUCH TOTAL INTAKE OF FLUIDS DO WE NEED FOR NORMAL DAILY FUNCTION? - (ANSWER)2500
ML
HOW MUCH OF OUR INTAKE OF FLUIDS IS INGESTED (ORAL FLUID)? - (ANSWER)1500 ML
WHAT IS THE MINIMAL OUTPUT OF FLUIDS? - (ANSWER)2500 ML
BESIDES INGESTED FLUIDS, WHAT ARE OTHER SOURCES OF FLUID INTAKE? - (ANSWER)FOOD AND
CELLULAR METABOLISM
WHAT ARE SOURCES OF FLUID OUTPUT? - (ANSWER)URINE
SWEATING
