1 :

Hint : 🚱 Low urine = alert

Correct Answers:

  • Urine output of 175 ml in the past 8 hrs


Rationale :

✍️ A urine output of less than 30 mL/hr over several hours indicates oliguria and possible worsening renal function.

✍️ For 8 hours, the expected minimum output is at least 240 mL; thus, 175 mL is significantly low.

✍️ This can signal acute kidney injury or fluid retention, requiring immediate provider notification.

✍️ Prompt recognition prevents electrolyte imbalances, acidosis, or volume overload.


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2 :

Hint : 🧪 High TSH = low thyroid

Correct Answers:

  • Thyroid stimulating hormone (TSH)


Rationale :

👉 In primary hypothyroidism, the thyroid gland fails to produce sufficient T3 and T4, triggering the pituitary to secrete more TSH.

👉 As a result, TSH is elevated, while T3 and T4 are decreased.

👉 Elevated TSH is the most sensitive indicator for detecting primary thyroid failure.

👉 This lab pattern helps differentiate between primary and secondary hypothyroidism.


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3 :

Hint : Weak reflex = high K⁺

Correct Answers:

  • Decreased deep tendon reflexes


Rationale :

✳️ Hyperkalemia in chronic kidney disease leads to neuromuscular manifestations like muscle weakness and reduced reflexes.

✳️ It alters resting membrane potential, impairing nerve transmission and muscle contraction.

✳️ Without treatment, it may progress to flaccid paralysis or cardiac arrhythmias.

✳️ Monitoring potassium is critical to prevent life-threatening cardiac events.


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4 :

Hint : 💧 Too much ADH = low urine

Correct Answers:

  • Oliguria


Rationale :

✔️ In SIADH, excess ADH causes water retention, leading to concentrated urine and low output (oliguria).

✔️ This condition results in dilutional hyponatremia, not hypernatremia or dehydration.

✔️ Common triggers include head trauma, tumors, or surgery like craniotomy.

✔️ Monitoring urine output helps guide fluid management and prevent fluid overload or cerebral edema.


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5 :

Hint : 🧂 SIADH = fluid limit

Correct Answers:

  • Restrict fluid intake to 1,000 mL per day.


Rationale :

💎 Clients with SIADH and a low sodium level (123 mEq/L) are at risk for seizures and cerebral edema due to fluid retention.

💎 Fluid restriction is the primary treatment to prevent further dilution of sodium and reduce complications.

💎 Hypertonic saline and vasopressin antagonists may be used in severe cases.

💎 Increasing sodium in the diet or giving desmopressin would worsen hyponatremia in this context.


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6 :

Hint : 🫁 Blow CO₂ back in

Correct Answers:

  • Have the client breath into a paper bag.


Rationale :

⪼ Metabolic alkalosis is typically not treated with paper bag breathing. This method is for respiratory alkalosis caused by hyperventilation.

⪼ However, the question asks what action to take for metabolic alkalosis, and none of the other options are appropriate:

⪼ Seizure precautions and sodium bicarbonate are not relevant here; breathing slowly helps in respiratory not metabolic conditions.

⪼ This question may be flawed, but if interpreting "alkalosis" as respiratory due to hyperventilation symptoms, paper bag is the best among flawed choices.


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7 :

Hint : 💊 Watch vancomycin in CKD

Correct Answers:

  • Vancomycin


Rationale :

▧ Vancomycin is a nephrotoxic antibiotic, especially in clients with pre-existing renal impairment.

▧ It can cause acute tubular necrosis, and dosing must be carefully monitored using trough levels.

▧ Chronic kidney disease patients require renal dosing adjustments.

▧ Other listed meds are generally safe in renal clients, but vancomycin poses significant risk.


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8 :

Hint : 🫁 Cancer = ectopic ADH

Correct Answers:

  • Lung cancer


Rationale :

▲▲ SIADH is often caused by ectopic ADH production, commonly seen in small cell lung cancer.

▲▲ It may also be triggered by head trauma, CNS infections, or certain medications.

▲▲ The condition leads to hyponatremia and fluid retention.

▲▲ Lung cancer screening is essential when SIADH appears with no obvious cause.


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9 :

Hint : 🫶 Hyperventilation = rebreathing

Correct Answers:

  • Have the client breath into a paper bag.


Rationale :

↪ Respiratory alkalosis is commonly caused by hyperventilation, which leads to excessive CO₂ loss.

↪ Rebreathing exhaled CO₂ via a paper bag helps restore acid-base balance.

↪ Other options like insulin or bicarbonate are not indicated unless there's an underlying metabolic cause.

↪ The paper bag method is effective for short-term correction of respiratory alkalosis.


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10 :

Hint : 🚰 Excess urine = dry body

Correct Answers:

  • Dehydration


Rationale :

⪢ Diabetes insipidus (DI) causes profound polyuria, leading to fluid volume deficit and dehydration.

⪢ Classic signs include dry mucous membranes, hypotension, tachycardia, and elevated sodium levels.

⪢ Polyphagia and hyperglycemia are more associated with diabetes mellitus.

⪢ Monitoring for dehydration and electrolyte imbalance is a nursing priority in DI.


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Total Questions: 10

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