Nursing practice questions with comprehensive rationales
NurseDive Free Nursing Practice Question
An example of interstitial fluid is:
A. plasma
Plasma: Interstitial fluid is the fluid that surrounds and bathes the cells in tissues, facilitating nutrient exchange and waste removal. It is essentially derived from plasma, the liquid component of blood, but lacks the high concentration of proteins found in plasma.
B. blood
Blood: Blood is composed of plasma and cells; it’s not considered interstitial fluid.
C. packed red cells
Packed red cells: These are blood cells separated from plasma and not part of interstitial fluid.
D. bile
Bile: Bile is produced by the liver to aid digestion, not part of the interstitial fluid.
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Full Explanation
A. Plasma: Interstitial fluid is the fluid that surrounds and bathes the cells in tissues, facilitating nutrient exchange and waste removal. It is essentially derived from plasma, the liquid component of blood, but lacks the high concentration of proteins found in plasma.
B. Blood: Blood is composed of plasma and cells; it’s not considered interstitial fluid.
C. Packed red cells: These are blood cells separated from plasma and not part of interstitial fluid.
D. Bile: Bile is produced by the liver to aid digestion, not part of the interstitial fluid.
Similar Questions
A nurse is admitting a patient who has been experiencing vomiting and diarrhea for the last 3 days. the nurse knows that based on the patient's symptoms, the amount of ADH secreted would most likely.
A. decrease
Decrease: ADH would increase to help retain water.
B. not be affected
Not be affected: Fluid loss stimulates ADH secretion.
C. stay the same
Stay the same: It changes in response to dehydration.
D. increase
Increase: ADH is secreted to conserve water during dehydration caused by vomiting and diarrhea.
Full Explanation
A. Decrease: ADH would increase to help retain water.
B. Not be affected: Fluid loss stimulates ADH secretion.
C. Stay the same: It changes in response to dehydration.
D. Increase: ADH is secreted to conserve water during dehydration caused by vomiting and diarrhea.
A patient who is started on oral nourishment along with IV fluid has the following amounts entered on his I and O sheet: juice 120 ml, cereal 180 ml, tea 150 ml, urine 380 ml, IV fluid 1050 ml, and emesis 50 ml. His total oral intake was:
A. 430 ml
430 ml: This doesn’t include all oral items.
B. 450 ml
450 ml: Juice (120) + cereal (180) + tea (150) = 450 ml total oral intake.
C. 300 ml
300 ml: Underestimates total oral intake.
D. 1500 ml
1500 ml: This may include IV fluid, which isn’t oral intake.
Full Explanation
A. 430 ml: This doesn’t include all oral items.
B. 450 ml: Juice (120) + cereal (180) + tea (150) = 450 ml total oral intake.
C. 300 ml: Underestimates total oral intake.
D. 1500 ml: This may include IV fluid, which isn’t oral intake.
Which of the following body systems is the quickest to respond to changes in pH in the blood?
A. Respiratory system
Respiratory system: It responds within minutes by adjusting CO₂ exhalation to regulate pH.
B. Muscular system
Muscular system: It doesn’t play a direct role in acid-base balance.
C. Integumentary system
Integumentary system: The skin is not involved in pH regulation.
D. Kidneys and Renal system
Kidneys and Renal system: Though effective, the renal response is slower, taking hours to days.
Full Explanation
A. Respiratory system: It responds within minutes by adjusting CO₂ exhalation to regulate pH.
B. Muscular system: It doesn’t play a direct role in acid-base balance.
C. Integumentary system: The skin is not involved in pH regulation.
D. Kidneys and Renal system: Though effective, the renal response is slower, taking hours to days.