Fluid And Electrolytes And Lab Values

Reviewed by Editorial Team
The ProProfs editorial team is comprised of experienced subject matter experts. They've collectively created over 10,000 quizzes and lessons, serving over 100 million users. Our team includes in-house content moderators and subject matter experts, as well as a global network of rigorously trained contributors. All adhere to our comprehensive editorial guidelines, ensuring the delivery of high-quality content.
Learn about Our Editorial Process
| By Kaspencer
K
Kaspencer
Community Contributor
Quizzes Created: 1 | Total Attempts: 1,092
| Attempts: 1,092 | Questions: 34
Please wait...
Question 1 / 34
0 %
0/100
Score 0/100
1. The normal value of sodium__________.

Explanation

The normal value range for sodium in the body is between 135 and 145 units. This range represents the typical and healthy levels of sodium that should be present in the body. Sodium is an essential electrolyte that helps maintain fluid balance, nerve function, and muscle contractions. Deviations from this normal range can indicate certain medical conditions or imbalances in the body's fluid and electrolyte levels.

Submit
Please wait...
About This Quiz
Nursing Quizzes & Trivia

This quiz on Fluid and Electrolytes and Lab Values evaluates your understanding of key laboratory measurements related to kidney function and fluid balance. Topics include normal urinary output,... see moreblood urea nitrogen (BUN), creatinine levels, urine pH, specific gravity, and protein content in urine.

Mastery of these values is essential for nursing and medical laboratory professionals to accurately assess patient hydration status, renal function, and electrolyte balance. This quiz helps reinforce critical concepts needed for effective patient care and diagnostic interpretation in clinical settings. see less

2. What is the major cation of ECF?

Explanation

The major cation of extracellular fluid (ECF) is sodium. Sodium plays a crucial role in maintaining the balance of fluids and electrolytes in the body. It helps regulate blood pressure, nerve function, and muscle contraction. Sodium is the most abundant cation in the ECF and is responsible for maintaining the osmotic pressure of the fluid outside the cells.

Submit
3. Phosphate helps to regulate the caclium levels in the body.

Explanation

Phosphate is an essential mineral that plays a crucial role in maintaining calcium levels in the body. It works in conjunction with calcium to form and strengthen bones and teeth. Phosphate also helps in the regulation of various physiological processes, such as energy production, DNA synthesis, and nerve function. Therefore, it is correct to say that phosphate helps to regulate calcium levels in the body.

Submit
4. What amount of total body water is ECF?

Explanation

The correct answer is 1/3 because extracellular fluid (ECF) refers to the fluid outside the cells in the body, including the interstitial fluid and plasma. It makes up approximately one-third of the total body water, while the remaining two-thirds is intracellular fluid (ICF) which is the fluid inside the cells.

Submit
5. How much of the total body water is in ICF?

Explanation

Approximately 2/3 of the total body water is located in the intracellular fluid (ICF). This fluid is found inside the cells and plays a crucial role in maintaining cell function and homeostasis. The remaining 1/3 of the body water is distributed in the extracellular fluid (ECF), which includes the fluid in the blood vessels (plasma) and the fluid between cells (interstitial fluid). The ICF is important for various cellular processes such as nutrient and waste exchange, cell signaling, and maintaining the cell's shape and volume.

Submit
6. What is the major anion of ECF?

Explanation

The major anion of ECF is chloride. This is because chloride ions are the most abundant negatively charged ions found in the extracellular fluid. They play a crucial role in maintaining the balance of electrolytes and fluid in the body. Chloride ions are important for regulating blood pressure, pH levels, and the movement of fluids across cell membranes.

Submit
7. What does a higher specific gravity indicate?

Explanation

A higher specific gravity indicates dehydration. Specific gravity is a measure of the concentration of solutes in urine, and a higher specific gravity means that there is a higher concentration of solutes in the urine. In cases of dehydration, the body conserves water by producing concentrated urine, resulting in a higher specific gravity. This can be a useful indicator for healthcare professionals to assess a person's hydration status.

Submit
8. The normal value of magnesium is _____________.

Explanation

The normal value of magnesium in the body ranges from 1.5 to 2.5 milliequivalents per liter (mEq/L) or 1.5-2.5 mEq/L.

Submit
9. The normal total water body weight for an adult is _________.

Explanation

The normal total water body weight for an adult is 60%. This means that approximately 60% of an adult's body weight is made up of water. Water is essential for various bodily functions, including digestion, circulation, and temperature regulation. It plays a crucial role in maintaining overall health and well-being.

Submit
10. The functions of electrolytes (select all that apply)

Explanation

Electrolytes play a crucial role in maintaining the acid-base balance in the body by regulating the pH levels. They also help in transmitting neuromuscular reactions, which are essential for proper nerve function and muscle contractions. Additionally, electrolytes facilitate enzyme reactions, which are necessary for various metabolic processes in the body.

Submit
11. ______________ regulates cardiac impulse transmission and muscle contraction.

Explanation

Potassium regulates cardiac impulse transmission and muscle contraction. It plays a crucial role in maintaining the electrical activity of the heart and ensuring proper muscle function. Potassium ions are involved in the repolarization phase of the cardiac action potential, allowing the heart to reset and prepare for the next contraction. Additionally, potassium helps in the contraction of skeletal muscles, including those involved in breathing and movement. Overall, potassium is essential for the normal functioning of the heart and muscles.

Submit
12. ______________ is imporant in the production of and component of gastric juices.

Explanation

Chloride is important in the production of gastric juices because it plays a crucial role in maintaining the acidity of the stomach. It combines with hydrogen ions to form hydrochloric acid, which is a key component of gastric juices. Hydrochloric acid helps in the digestion of food by breaking down proteins, activating enzymes, and killing harmful bacteria that may be present in the stomach. Therefore, chloride is essential for the proper functioning of the digestive system.

Submit
13. ____________ functions with blood clotting and maintains cardiac pacemaker.

Explanation

Calcium functions with blood clotting by activating various clotting factors and promoting the formation of a fibrin mesh to stop bleeding. It also plays a crucial role in maintaining the cardiac pacemaker, which regulates the heart's rhythm and ensures proper contraction and relaxation of the heart muscles. Calcium ions are involved in the generation and conduction of electrical impulses in the heart, allowing for coordinated and efficient pumping of blood throughout the body.

Submit
14. The normal value of potassium is __________.

Explanation

The normal value of potassium in the body is typically between 3.5 to 5.0. This range represents the normal levels of potassium that are necessary for various bodily functions, including maintaining proper nerve and muscle function, regulating heartbeat, and balancing fluids in the body. Deviations from this range can indicate an imbalance in potassium levels, which may require medical attention.

Submit
15. The normal value of phosphate ____________________.

Explanation

The normal value of phosphate in the body is usually between 2.5 to 4.5 mg/dL or 2.5-4.5 mmol/L. This range represents the typical levels of phosphate that are considered to be within the normal range for a healthy individual.

Submit
16. Magnesium doesn't function in the operation of the sodium-potassium pump.

Explanation

The statement is false because magnesium does play a role in the operation of the sodium-potassium pump. The sodium-potassium pump is a vital mechanism in cells that helps maintain the balance of sodium and potassium ions across the cell membrane. It uses energy to pump three sodium ions out of the cell and two potassium ions into the cell. Magnesium is required as a cofactor for the ATPase enzyme, which provides the energy for the pump to function. Therefore, magnesium is essential for the proper operation of the sodium-potassium pump.

Submit
17. The function of sodium is......(select all that apply)

Explanation

The function of sodium includes maintaining fluid volume, transmitting nerve impulses and contracting muscles, and regulating extracellular fluid (ECF) volume. Sodium plays a crucial role in maintaining the balance of fluids in the body, ensuring that cells have enough water for proper functioning. It also helps in transmitting nerve impulses, which are essential for communication between cells. Additionally, sodium is involved in muscle contraction, allowing muscles to contract and perform their functions. Lastly, it helps regulate the volume of extracellular fluid, which is important for maintaining overall fluid balance in the body.

Submit
18. What are the 2 major cations of ICF?

Explanation

Potassium and magnesium are the two major cations of ICF, or intracellular fluid. Cations are positively charged ions, and in the context of ICF, they are the dominant ions present inside the cells. Potassium is the primary cation in ICF, responsible for maintaining the cell's resting membrane potential and playing a crucial role in various cellular processes. Magnesium, although present in lower concentrations compared to potassium, is also an important cation in ICF, involved in enzyme activation, nucleic acid synthesis, and muscle contraction. These two cations are essential for maintaining the proper functioning of cells and overall cellular homeostasis.

Submit
19. The normal specific gravity is ______________.

Explanation

The normal specific gravity range is 1.005 to 1.030 or 1.005-1.030. Specific gravity is a measurement of the density of a substance compared to the density of water. This range indicates the normal range of specific gravity values found in various substances.

Submit
20. What is the normal osmolality?

Explanation

The normal osmolality refers to the concentration of solutes in a solution, specifically in the blood or urine. It is typically measured in milliosmoles per kilogram (mOsm/kg). The range of 280-300 or 280 to 300 mOsm/kg is considered the normal osmolality range. This range indicates a balanced concentration of solutes in the body, which is important for maintaining proper fluid balance and overall health.

Submit
21. What percentage of total water body weight are newborns?

Explanation

Newborns have a higher water content compared to adults because their bodies are still developing and they have a higher proportion of water in their tissues. This is why they are said to have a water body weight percentage of 75%.

Submit
22. What area should you ALWAYS be sure and assess for edema?

Explanation

The sacrum and sacral area should always be assessed for edema. Edema refers to the swelling caused by the accumulation of fluid in the body's tissues. The sacrum is the triangular bone at the base of the spine, and the sacral area refers to the region around this bone. Edema in this area can indicate various health issues, such as poor circulation, heart failure, or kidney problems. Therefore, it is essential to regularly check for edema in the sacrum and sacral area to identify any underlying health conditions and provide appropriate treatment.

Submit
23. The normal value of calcium is __________.

Explanation

The normal value of calcium in the body is between 8.5 to 10.5 units or 8.5-10.5 units. This range represents the optimal levels of calcium required for various bodily functions such as bone health, muscle contraction, nerve transmission, and blood clotting. Deviations from this range can indicate certain medical conditions, such as calcium deficiency or hypercalcemia. Regular monitoring of calcium levels is important to ensure overall health and proper functioning of the body.

Submit
24. What is the normal creatinine value?

Explanation

The normal creatinine value is typically between 0.5 to 1.5. This range represents the normal range of creatinine levels in the blood. Creatinine is a waste product that is produced by the muscles and filtered out of the blood by the kidneys. Higher levels of creatinine may indicate kidney dysfunction or other underlying health issues. Therefore, a value within the range of 0.5 to 1.5 is considered normal and healthy.

Submit
25. What is the normal value of BUN?

Explanation

The normal value of BUN (Blood Urea Nitrogen) is between 5 to 25. This range indicates the normal level of urea nitrogen in the blood, which is a waste product that is filtered by the kidneys. BUN levels outside of this range may indicate kidney dysfunction or other health issues. The answer provided, "5-25," is a shorthand way of expressing the normal range of BUN values.

Submit
26. What is the normal value of chloride?

Explanation

The normal value of chloride in the body is typically between 95 and 108 units. This range represents the normal range of chloride levels found in the blood. Any values below or above this range may indicate an imbalance in the body's electrolyte levels and could be a sign of an underlying health condition. Therefore, it is important to monitor chloride levels within this range to ensure proper bodily function.

Submit
27. What is the normal urinary output in 24 hours for an adult?

Explanation

The normal urinary output in 24 hours for an adult is typically between 1200 to 1500 milliliters. This range indicates the average amount of urine that a healthy adult should produce in a day. It is important for the body to eliminate waste products through urine to maintain proper functioning of the urinary system and overall health. The given answer options of "1200 to 1500" and "1200-1500" both indicate the correct range for normal urinary output.

Submit
28. What amount of protein is normally in the urine?

Explanation

The amount of protein that is normally found in the urine is 2-8 mg/dL. This range is considered to be within the normal range for protein levels in urine. Proteinuria, or the presence of excessive protein in the urine, can be a sign of kidney dysfunction or other underlying health conditions. Therefore, it is important to monitor protein levels in the urine to ensure they are within the normal range.

Submit
29. What is the normal amount of WBC's in urine?

Explanation

The normal amount of white blood cells (WBCs) in urine is 3-4. WBCs in urine can indicate an infection or inflammation in the urinary tract. A higher number of WBCs may suggest a urinary tract infection, while a lower number may indicate a potential problem with the kidneys or bladder. Monitoring the levels of WBCs in urine can help in diagnosing and monitoring various urinary tract conditions.

Submit
30. When ________________ is found in the ICF at just 1% it plays an important role in neuromuscular and cardiac function, which is very important with cardiac disorders.

Explanation

Magnesium is the correct answer because when it is found in the ICF (intracellular fluid) at just 1%, it plays an important role in neuromuscular and cardiac function. This is particularly crucial in the context of cardiac disorders, as magnesium helps regulate heart rhythm and contraction.

Submit
31. The normal pH of urine is __________.

Explanation

The normal pH of urine is between 4.5 and 8. This range indicates the acidity or alkalinity of urine. A pH value below 7 indicates acidic urine, while a pH value above 7 indicates alkaline urine. The normal pH range of urine is important for maintaining the body's acid-base balance and can be influenced by various factors such as diet, hydration levels, and certain medical conditions.

Submit
32. The normal osmolality of urine is _______________.

Explanation

The normal osmolality of urine is typically between 500 and 800 milliosmoles per kilogram (mOsm/kg). This range represents the concentration of solutes in the urine, such as urea, electrolytes, and other waste products. Osmolality is an important measure of kidney function and hydration status. Values outside this range may indicate certain medical conditions or abnormalities in the kidneys' ability to concentrate urine.

Submit
33. The normal hematrocrit for males is ________________.

Explanation

The normal hematocrit for males is typically between 40-54% or 40 to 54%. This refers to the percentage of red blood cells in the total blood volume. Hematocrit levels within this range are considered normal for males and may vary slightly depending on factors such as age and overall health.

Submit
34. The normal hematocrit for females is __________________.

Explanation

The normal hematocrit for females is typically between 37-47% or 37 to 47%. Hematocrit is a measure of the percentage of red blood cells in the total blood volume. This range is considered normal for females and indicates a healthy level of red blood cells in the bloodstream.

Submit
View My Results

Quiz Review Timeline (Updated): Jun 24, 2025 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Jun 24, 2025
    Quiz Edited by
    ProProfs Editorial Team
  • Nov 23, 2010
    Quiz Created by
    Kaspencer
Cancel
  • All
    All (34)
  • Unanswered
    Unanswered ()
  • Answered
    Answered ()
The normal value of sodium__________.
What is the major cation of ECF?
Phosphate helps to regulate the caclium levels in the body.
What amount of total body water is ECF?
How much of the total body water is in ICF?
What is the major anion of ECF?
What does a higher specific gravity indicate?
The normal value of magnesium is _____________.
The normal total water body weight for an adult is _________.
The functions of electrolytes (select all that apply)
______________ regulates cardiac impulse transmission and muscle...
______________ is imporant in the production of and component of...
____________ functions with blood clotting and maintains cardiac...
The normal value of potassium is __________.
The normal value of phosphate ____________________.
Magnesium doesn't function in the operation of the sodium-potassium...
The function of sodium is......(select all that apply)
What are the 2 major cations of ICF?
The normal specific gravity is ______________.
What is the normal osmolality?
What percentage of total water body weight are newborns?
What area should you ALWAYS be sure and assess for edema?
The normal value of calcium is __________.
What is the normal creatinine value?
What is the normal value of BUN?
What is the normal value of chloride?
What is the normal urinary output in 24 hours for an adult?
What amount of protein is normally in the urine?
What is the normal amount of WBC's in urine?
When ________________ is found in the ICF at just 1% it plays an...
The normal pH of urine is __________.
The normal osmolality of urine is _______________.
The normal hematrocrit for males is ________________.
The normal hematocrit for females is __________________.
Alert!

Advertisement