Name
Purdue University Globle
NU568 FNP I – Primary Care Across the Lifespan
Prof. Name
Date
The NU568 i-Human Lab Assignment rubric evaluates how well nurse practitioner students apply clinical assessment and reasoning skills in simulated patient encounters. To achieve Level III performance, students generally need to demonstrate accurate history taking, focused physical examination skills, appropriate differential diagnoses, correct prioritization of diagnoses, identification of must-not-miss conditions, and appropriate diagnostic testing. Understanding the rubric before completing each i-Human case can help students focus their assessment, avoid missed requirements, and strengthen their clinical decision-making.
NU568 i-Human Labs use virtual patient simulations to assess clinical reasoning in realistic healthcare scenarios. Students gather subjective and objective information, analyze patient findings, develop possible diagnoses, prioritize those diagnoses, and determine which diagnostic studies are appropriate.
The assignments occur in Units 3, 5, 7, and 9. Although the specific expectations differ between units, the rubric generally evaluates the same core areas of advanced clinical assessment.
The performance scale includes four levels:
Level III: Highest level of achievement
Level II: Meets most expectations but includes some deficiencies
Level I: Demonstrates limited competency
Not Present: Required competency or criterion was not demonstrated
Each NU568 i-Human assignment has a maximum score of 75 points, although the minimum score required for each performance level can vary by unit.
The rubric focuses on several clinical competencies that are important for nurse practitioner education and clinical practice. Students are expected to demonstrate not only knowledge but also the ability to apply that knowledge to a simulated patient case.
History taking evaluates how effectively the student collects relevant subjective information from the patient. A strong clinical history should be organized, focused on the presenting complaint, and sufficiently detailed to support the diagnostic process.
Important areas may include the chief complaint, history of present illness, past medical history, medications, allergies, family history, social history, and associated symptoms.
Students working toward Level III should aim to:
Ask the required history questions.
Obtain relevant information about the presenting problem.
Follow a logical interview structure.
Identify symptoms that influence the differential diagnosis.
Avoid overlooking important risk factors or red flags.
The number of questions a student can miss while still reaching Level III varies by unit.
The physical examination portion assesses whether students can identify and obtain the objective findings needed to evaluate the patient’s complaint. A focused examination is usually more appropriate than performing unrelated assessments that do not contribute to the clinical problem.
High-level performance involves completing the required examination components, assessing relevant body systems, and connecting physical findings with possible diagnoses.
Students should focus on:
Performing a problem-focused examination.
Assessing the body systems relevant to the complaint.
Recognizing abnormal findings.
Using examination findings to support diagnostic reasoning.
Avoiding unnecessary examination components.
Differential diagnosis is a central component of the NU568 i-Human experience. Students must use the information collected during the history and physical examination to identify conditions that could explain the patient’s presentation.
A strong differential diagnosis demonstrates clinical reasoning rather than simply listing unrelated diseases.
Students should consider:
The patient’s presenting symptoms.
Relevant physical examination findings.
Risk factors and medical history.
Common conditions associated with the presentation.
Serious conditions that could produce similar symptoms.
Depending on the unit and patient scenario, the rubric may require students to identify a specific number of possible diagnoses.
Identifying potential diagnoses is only part of the process. Students must also prioritize them according to clinical likelihood and significance.
Ranking the differential diagnosis demonstrates whether the student can distinguish the most probable explanation from less likely possibilities while still recognizing conditions that could pose a significant threat to the patient.
Effective prioritization considers:
Probability of the diagnosis.
Severity of the condition.
Patient-specific risk factors.
Clinical presentation.
Potential consequences of missing the diagnosis.
A must-not-miss diagnosis is a serious, potentially life-threatening condition that should be considered even when it is not the most likely explanation for the patient’s symptoms.
Recognizing these diagnoses is an important part of patient safety and advanced clinical reasoning. Students should consider conditions that require urgent evaluation or intervention and understand why they must be excluded.
A strong i-Human assessment should demonstrate the ability to:
Recognize potentially life-threatening conditions.
Consider serious alternative diagnoses.
Connect red-flag findings with urgent conditions.
Prioritize patient safety.
Explain why certain diagnoses must be ruled out.
Failing to identify a required must-not-miss diagnosis can reduce the overall rubric score.
Diagnostic testing evaluates whether students can select laboratory studies, imaging, or other diagnostic evaluations that are relevant to the patient’s presentation.
The goal is not to order as many tests as possible. Instead, students should select studies that provide useful information for confirming or excluding diagnoses.
Strong performance includes the ability to:
Select appropriate laboratory tests.
Identify relevant imaging studies.
Explain how diagnostic findings affect the differential.
Interpret results in the context of the patient presentation.
Avoid unnecessary testing.
Unit 3 emphasizes comprehensive assessment and broad diagnostic reasoning. Students should be prepared to collect detailed patient information and develop a sufficiently broad differential diagnosis.
Based on the provided rubric criteria, Level III performance requires students to:
Miss no more than four history-taking questions.
Miss no more than two physical examination components.
Identify at least five differential diagnoses.
Correctly rank at least five differential diagnoses.
Identify all must-not-miss diagnoses.
Determine eight appropriate laboratory or diagnostic tests.
The Unit 3 rubric uses a maximum score of 75 points:
Maximum score: 75 points
Level III: 60.56 points or higher
Level II: 42.76 points or higher
Level I: 1 point or higher
Unit 5 continues to evaluate the foundational clinical competencies introduced earlier in the course while requiring students to apply clinical reasoning more efficiently.
The emphasis remains on obtaining relevant patient information, completing an appropriate physical examination, creating and prioritizing a differential diagnosis, recognizing serious conditions, and selecting diagnostic studies.
To work toward Level III performance, students should:
Miss no more than five history questions.
Miss no more than three physical examination requirements.
Identify at least three differential diagnoses.
Correctly rank at least three diagnoses.
Identify all must-not-miss diagnoses.
Select three appropriate diagnostic studies.
Maximum score: 75 points
Level III: 60.56 points or higher
Level II: 42.76 points or higher
Level I: 1 point or higher
Unit 7 places greater emphasis on advanced clinical reasoning and diagnostic prioritization. At this stage, students are expected to demonstrate greater confidence in connecting patient findings with possible diagnoses.
Students should approach the case systematically rather than selecting diagnoses based on a single symptom.
Level III performance requires students to:
Miss no more than three history questions.
Miss no more than four physical examination components.
Identify at least four differential diagnoses.
Correctly rank at least four diagnoses.
Identify all must-not-miss diagnoses.
Select and appropriately interpret relevant laboratory and diagnostic studies.
Maximum score: 75 points
Level III: 51 points or higher
Level II: 36.1 points or higher
Level I: 1 point or higher
Unit 9 focuses on efficient clinical assessment, focused diagnostic reasoning, and appropriate test selection. By this point in the course, students should be able to gather important information without unnecessarily expanding the assessment.
The goal is to balance efficiency with clinical completeness.
Students should:
Miss no more than nine history questions.
Miss no more than two physical examination components.
Identify at least three differential diagnoses.
Correctly rank at least three diagnoses.
Identify all must-not-miss diagnoses.
Determine the most appropriate laboratory or diagnostic study for the presenting complaint.
Maximum score: 75 points
Level III: 51 points or higher
Level II: 36.1 points or higher
Level I: 1 point or higher
Preparing for an i-Human case requires more than memorizing diseases. Students should practice applying a structured clinical reasoning process from the initial patient complaint through diagnostic testing.
A useful approach is to begin with the chief complaint and systematically collect information that helps distinguish between possible diagnoses. After completing the history, students can use the findings to guide the physical examination and then develop a prioritized differential diagnosis.
Before submitting an assignment, review the case again and make sure the selected diagnostic tests are directly connected to the differential diagnosis.
Students can improve their performance by using a consistent approach for every i-Human case.
Use a structured history-taking framework.
Review the chief complaint carefully before beginning the assessment.
Ask questions that help distinguish between competing diagnoses.
Perform all relevant problem-focused examination components.
Review subjective and objective findings together.
Develop an evidence-based differential diagnosis.
Rank diagnoses according to probability and clinical importance.
Consider must-not-miss conditions early.
Select diagnostic tests that answer specific clinical questions.
Review the completed case against the rubric before submission.
Practice using the i-Human platform to improve efficiency and navigation.
One common mistake is approaching the case as a checklist without connecting individual findings to the patient’s clinical presentation. Completing questions and examinations is important, but students also need to demonstrate clinical reasoning through their diagnostic choices.
Another common problem is creating a differential diagnosis that includes only common conditions. A complete clinical assessment should also consider serious diagnoses that could be dangerous if overlooked.
Ordering excessive diagnostic tests can also weaken clinical reasoning. Diagnostic studies should have a clear purpose and should help confirm or exclude conditions in the differential.
Students should also avoid ranking diagnoses without considering the patient’s specific history, symptoms, examination findings, risk factors, and potential disease severity.
The NU568 i-Human rubric is more than a grading tool. It provides a framework for developing clinical assessment and decision-making skills that nurse practitioners use in real-world patient care.
History taking helps clinicians collect relevant information. Physical examination provides objective evidence. Differential diagnosis organizes possible explanations for a patient’s symptoms, while diagnostic testing provides additional evidence for confirming or excluding conditions.
Together, these competencies support safe, evidence-based, patient-centered clinical decision-making.
The four major i-Human assessment units can be summarized as follows:
| Unit | Level III Minimum Score | Key Focus |
|---|---|---|
| Unit 3 | 60.56 | Comprehensive assessment and broad differential diagnosis |
| Unit 5 | 60.56 | Focused assessment and diagnostic reasoning |
| Unit 7 | 51 | Advanced prioritization and clinical reasoning |
| Unit 9 | 51 | Efficient assessment and targeted diagnostic testing |
The specific number of history questions, physical examination components, differential diagnoses, and diagnostic studies required for Level III varies by unit. Students should always compare their work with the current course rubric before submitting an assignment.
The NU568 i-Human Lab assignment is a virtual clinical simulation in which students evaluate simulated patients and demonstrate skills such as history taking, physical examination, differential diagnosis, diagnostic prioritization, and test selection.
The rubric described above assigns a maximum of 75 points to each i-Human assignment. However, the score required for Level III differs between units.
The Unit 3 Level III threshold listed in the provided rubric is 60.56 out of 75 points.
The Unit 3 rubric requires students seeking Level III performance to identify and correctly rank at least five differential diagnoses.
Must-not-miss diagnoses are serious conditions that may be less likely but could result in significant harm if overlooked. Identifying them demonstrates attention to patient safety and clinical risk.
Students can improve performance by carefully reviewing the rubric, using a structured history-taking process, completing all relevant physical examination components, developing and ranking an evidence-based differential diagnosis, recognizing must-not-miss conditions, and selecting diagnostic tests that directly address the clinical problem.
Success in NU568 i-Human Labs depends on combining thorough assessment with efficient clinical reasoning. Students should use the rubric as a practical checklist for what the simulation evaluates while also focusing on the reasoning behind each clinical decision.
For Units 3, 5, 7, and 9, students should pay particular attention to history taking, focused physical examination, differential diagnosis, diagnosis prioritization, must-not-miss conditions, and diagnostic testing. Consistent preparation and careful review of the applicable unit rubric can help students work toward Level III performance while strengthening the clinical judgment skills expected of advanced practice nurses.
American Association of Colleges of Nursing. (2021). The essentials: Core competencies for professional nursing education. https://www.aacnnursing.org/Portals/0/PDFs/Publications/Essentials-2021.pdf
Bickley, L. S. (2024). Bates’ guide to physical examination and history taking (14th ed.). Wolters Kluwer. https://shop.lww.com/Bates–Guide-to-Physical-Examination-and-History-Taking/p/9781975188277
i-Human Patients. (n.d.). Clinical education simulation platform. https://www.ihuman.com/
National Organization of Nurse Practitioner Faculties. (2022). Nurse practitioner role competencies. https://www.nonpf.org/page/NPRoleCompetencies
