WGU C425 TEST COMPREHENSIVE STUDY
GUIDE 2026 FULL QUESTIONS AND
SOLUTIONS GRADED A+
◍ Most common cause of peripheral neuropathy?.
Answer: Diabetes — Chronic hyperglycemia damages nerves.
◍ Which joint is most commonly affected by gout?.
Answer: Great toe — Known as podagra.
◍ Most common cause of acute pancreatitis?.
Answer: Gallstones — Obstruct pancreatic duct causing inflammation.
◍ Best initial imaging for suspected kidney stones?.
Answer: CT without contrast — Gold standard for diagnosis.
◍ Pap smear interval for women aged 30-65?.
Answer: Every 5 years — With HPV co-testing.
◍ First-line treatment for uncomplicated diverticulitis?.
Answer: Oral antibiotics — Treats infection in stable patients.
◍ Quantitative test that compares mean score of a sample to known mean.
Answer: T test
◍ First-line treatment for stable angina?.
Answer: Nitroglycerin — Rapid coronary vasodilation relieves ischemic
pain.
◍ Which BPH medication relaxes smooth muscle to improve urine flow?.
Answer: Tamsulosin — Alpha-1 blocker reduces bladder outlet resistance.
◍ Researchers want to determine if a particular risk factor or risk factors are
associated with the frequency for nonelective readmission within 30 days
, among patients with diabetes in a metropolitan area. The variables of
interest include age, gender, race/ethnicity, and insurance status.Which
statistical technique should be used?Mann-Whitney U testBayesian
approachRegression analysisWilcoxon signed-rank test.
Answer: Regression analysis
◍ An accountable care organization wants to identify the most effective
targeted treatments based on a patient's symptoms..
Answer: Predictive modeling
◍ analysis plan.
Answer: what
◍ Study population.
Answer: who
◍ "Worst headache of life" suggests what condition?.
Answer: Subarachnoid hemorrhage — Life-threatening emergency.
◍ Tests relationship between 2 quantitative variables- used with interval and
ordinal. Type of regression analysis done frequently. As person ages, height
increases.
Answer: Pearson's Correlation Coefficient
◍ A hospital financial analyst is evaluating the return on investment following
the purchase of new endoscopy equipment.Which data source is needed for
an analysis report?LOSCMSClaims recordsReimbursement records.
Answer: Reimbursement records
◍ A surgical center is experiencing patient attrition. The center has received
bad reviews online. One area of complaints is that the center is dirty in
common areas. The center conducted a survey to ascertain what the major
complaints were. The center has decided to outsource its maintenance in an
effort to improve patient satisfaction scores. The median patient satisfaction
scores were determined from the survey. How were descriptive statistics
applied in this scenario?To determine the variance in patient satisfaction
scoresTo determine factors that influence patient satisfaction scoresTo
, determine the 50th percentile of patient satisfaction scoresTo determine the
minimum and maximum patient satisfaction scores.
Answer: To determine the 50th percentile of patient satisfaction scores
◍ Determine the percentage of diabetic patients that meet all five wellness
criteria within an accountable care organization.
Answer: Statistical modeling
◍ Which inhaler is a rescue medication?.
Answer: Albuterol — Short-acting beta agonist provides rapid
bronchodilation.
◍ Empiric treatment for gonorrhea?.
Answer: Ceftriaxone — CDC-recommended therapy.
◍ Which vaccine is recommended annually for adults?.
Answer: Influenza — Reduces morbidity and mortality.
◍ What is a characteristic of qualitative research methods?Utilizes large
sample sizesDetermines causal relationshipsGeneralizes results to the
populationIntroduces subjectivity to data collection.
Answer: Introduces subjectivity to data collection
◍ Many physician practices now utilize an electronic health record (EHR)
system that includes a secure messaging feature. Some of these practices
have extended their contact with patients by conducting virtual visits
between people with diabetes and nurses who are certified diabetes
educators. The remote technology includes the ability to monitor blood
glucose data to determine if these values are within goal range. After six
months, the results of the blood glucose levels for the group participating in
the virtual visits were evaluated.Which research method was
used?Time-seriesClinical trialPretest-posttestCross-sectional.
Answer: Cross-sectional
◍ Which symptom is a red flag in low back pain?.
Answer: Saddle anesthesia — Suggests cauda equina syndrome.
GUIDE 2026 FULL QUESTIONS AND
SOLUTIONS GRADED A+
◍ Most common cause of peripheral neuropathy?.
Answer: Diabetes — Chronic hyperglycemia damages nerves.
◍ Which joint is most commonly affected by gout?.
Answer: Great toe — Known as podagra.
◍ Most common cause of acute pancreatitis?.
Answer: Gallstones — Obstruct pancreatic duct causing inflammation.
◍ Best initial imaging for suspected kidney stones?.
Answer: CT without contrast — Gold standard for diagnosis.
◍ Pap smear interval for women aged 30-65?.
Answer: Every 5 years — With HPV co-testing.
◍ First-line treatment for uncomplicated diverticulitis?.
Answer: Oral antibiotics — Treats infection in stable patients.
◍ Quantitative test that compares mean score of a sample to known mean.
Answer: T test
◍ First-line treatment for stable angina?.
Answer: Nitroglycerin — Rapid coronary vasodilation relieves ischemic
pain.
◍ Which BPH medication relaxes smooth muscle to improve urine flow?.
Answer: Tamsulosin — Alpha-1 blocker reduces bladder outlet resistance.
◍ Researchers want to determine if a particular risk factor or risk factors are
associated with the frequency for nonelective readmission within 30 days
, among patients with diabetes in a metropolitan area. The variables of
interest include age, gender, race/ethnicity, and insurance status.Which
statistical technique should be used?Mann-Whitney U testBayesian
approachRegression analysisWilcoxon signed-rank test.
Answer: Regression analysis
◍ An accountable care organization wants to identify the most effective
targeted treatments based on a patient's symptoms..
Answer: Predictive modeling
◍ analysis plan.
Answer: what
◍ Study population.
Answer: who
◍ "Worst headache of life" suggests what condition?.
Answer: Subarachnoid hemorrhage — Life-threatening emergency.
◍ Tests relationship between 2 quantitative variables- used with interval and
ordinal. Type of regression analysis done frequently. As person ages, height
increases.
Answer: Pearson's Correlation Coefficient
◍ A hospital financial analyst is evaluating the return on investment following
the purchase of new endoscopy equipment.Which data source is needed for
an analysis report?LOSCMSClaims recordsReimbursement records.
Answer: Reimbursement records
◍ A surgical center is experiencing patient attrition. The center has received
bad reviews online. One area of complaints is that the center is dirty in
common areas. The center conducted a survey to ascertain what the major
complaints were. The center has decided to outsource its maintenance in an
effort to improve patient satisfaction scores. The median patient satisfaction
scores were determined from the survey. How were descriptive statistics
applied in this scenario?To determine the variance in patient satisfaction
scoresTo determine factors that influence patient satisfaction scoresTo
, determine the 50th percentile of patient satisfaction scoresTo determine the
minimum and maximum patient satisfaction scores.
Answer: To determine the 50th percentile of patient satisfaction scores
◍ Determine the percentage of diabetic patients that meet all five wellness
criteria within an accountable care organization.
Answer: Statistical modeling
◍ Which inhaler is a rescue medication?.
Answer: Albuterol — Short-acting beta agonist provides rapid
bronchodilation.
◍ Empiric treatment for gonorrhea?.
Answer: Ceftriaxone — CDC-recommended therapy.
◍ Which vaccine is recommended annually for adults?.
Answer: Influenza — Reduces morbidity and mortality.
◍ What is a characteristic of qualitative research methods?Utilizes large
sample sizesDetermines causal relationshipsGeneralizes results to the
populationIntroduces subjectivity to data collection.
Answer: Introduces subjectivity to data collection
◍ Many physician practices now utilize an electronic health record (EHR)
system that includes a secure messaging feature. Some of these practices
have extended their contact with patients by conducting virtual visits
between people with diabetes and nurses who are certified diabetes
educators. The remote technology includes the ability to monitor blood
glucose data to determine if these values are within goal range. After six
months, the results of the blood glucose levels for the group participating in
the virtual visits were evaluated.Which research method was
used?Time-seriesClinical trialPretest-posttestCross-sectional.
Answer: Cross-sectional
◍ Which symptom is a red flag in low back pain?.
Answer: Saddle anesthesia — Suggests cauda equina syndrome.
