SOLUTIONS 100% VERIFIED 2026
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K101 TEST 1 WITH COMPLETE SOLUTIONS 100% |
Comprehensive Examination
K101 TEST 1 WITH COMPLETE SOLUTIONS 100%
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INTRODUCTION
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resource for K101 TEST 1 WITH COMPLETE SOLUTIONS
100% VERIFIED 2026 UPDATE!!. Every item uses a focused
exam stem, four response options, a keyed response, and a clear
rationale, making it easier to understand the subject, spot
distractors, and build real exam confidence.
Page 1
, Question 1
A patient with septic shock is receiving norepinephrine at 0.4 mcg/kg/min.
MAP is 58 mm Hg, lactate is rising, and ScvO2 is 58%. Which intervention
best aligns with current Surviving Sepsis Campaign recommendations?
A. Add vasopressin 0.03 units/min to achieve MAP 65 mm Hg
B. Increase norepinephrine to 1.0 mcg/kg/min before adding any second
agent
C. Start dopamine at 10 mcg/kg/min as the preferred inotrope
D. Administer a 500 mL albumin bolus and continue current vasopressor
Correct Answer: A - Add vasopressin 0.03 units/min to achieve
MAP 65 mm Hg
RATIONALE
Guidelines recommend adding vasopressin to norepinephrine when
MAP remains <65 mm Hg despite escalating norepinephrine, rather
than reflexively maximizing a single catecholamine. Dopamine is no
longer preferred due to arrhythmia risk, and albumin is not the
first-line fluid in this phase.
Question 2
A researcher reports a new biomarker with sensitivity 92% and specificity 88%
for a disease with 2% prevalence. What is the most accurate interpretation of a
positive result in a general screening population?
A. The positive predictive value is high because sensitivity exceeds 90%
B. The negative predictive value is low because specificity is below 95%
C. The positive predictive value is modest, and many positives will be
false positives
D. The likelihood ratio for a positive test is approximately 7.7,
confirming high diagnostic utility
Correct Answer: C - The positive predictive value is modest, and
many positives will be false positives
Page 2
, RATIONALE
With low prevalence, even a sensitive and specific test yields a modest
PPV because the pre-test probability is low; false positives dominate.
High sensitivity does not ensure high PPV, and NPV remains high
when specificity is 88% in a low-prevalence setting.
Question 3
Which statement best reflects the ethical principle of justice in allocating a
scarce monoclonal antibody during a public health emergency?
A. Prioritize patients who can pay out-of-pocket to preserve institutional
revenue
B. Allocate by a transparent, evidence-based framework that mitigates
historical inequities
C. Use a first-come, first-served lottery regardless of clinical risk
stratification
D. Reserve therapy for those enrolled in ongoing clinical trials to advance
science
Correct Answer: B - Allocate by a transparent, evidence-based
framework that mitigates historical inequities
RATIONALE
Justice requires fair, transparent allocation that addresses systemic
inequities and is grounded in evidence, not ability to pay or arbitrary
queues. Revenue-based or purely research-driven allocation violates
distributive justice and may worsen disparities.
Question 4
An EHR alert fires for every order of a high-risk medication regardless of dose
or patient factors. This design most likely violates which informatics principle?
A. Interoperability standards (HL7 FHIR)
B. Alert specificity and clinical relevance to reduce alert fatigue
Page 3
, C. Data encryption at rest and in transit
D. Audit trail completeness for regulatory compliance
Correct Answer: B - Alert specificity and clinical relevance to
reduce alert fatigue
RATIONALE
Non-specific, context-insensitive alerts generate alert fatigue and
desensitize clinicians, undermining safety. Interoperability,
encryption, and audit trails address different informatics domains and
are not the primary flaw here.
Question 5
A trial reports an ARR of 2% for a new anticoagulant (control event rate 6%,
experimental 4%). Which statement is correct?
A. NNT is 50, and the relative risk reduction is 33%
B. NNT is 25, and the relative risk reduction is 50%
C. NNT is 50, and the relative risk reduction is 50%
D. NNT is 25, and the relative risk reduction is 33%
Correct Answer: A - NNT is 50, and the relative risk reduction is
33%
RATIONALE
ARR = 6% 4% = 2%, so NNT = 1/0.02 = 50. RRR = (6% 4%)/6% =
33%. Distractors confuse absolute and relative measures or
miscalculate NNT.
Question 6
Which acid-base disturbance is most consistent with a patient who has
prolonged vomiting, hypokalemia, and a urine chloride < 20 mEq/L?
A. Metabolic alkalosis with paradoxical aciduria
B. Metabolic acidosis with a high anion gap
Page 4