PN System Pathways
Choose a system and follow the tutorials in order. Each pathway is built for perfusion-first clinical reasoning with NGN decision practice.
How to use this page
- Start with the system you are struggling with most.
- Finish the pathway in order to build clinical judgment.
- Track weak cells + cues and revisit them weekly.
Find Tutorials by Topic
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Anatomy & Physiology
A new approachA new approach to learning that strengthens understanding, recognition of cues, and clinical judgment. Traditional LPN instruction often isolates facts; this pathway connects perfusion-first cell biology to real patient patterns so learners can think like nurses sooner.

Part 1: Living Water Factory
Perfusion inputs, cellular energy, and the foundation for all systems.

Part 2: Cell Types & Tissues
Specialized factories and how tissue roles predict clinical cues.

Part 9 Bridge: Cue to Cell Factory
Connect clinical cues to underlying cell factory failures.

Cell Biology Video: Grand Unification
Core Cell Biology master video placed right before the connective tissue series.

Part 11.1: Connective Tissue Matrix Factory
Fibroblast, chondrocyte, osteoblast, edema, and third-spacing mapped to clinical cues.

Part 11.2: Connective Tissue Blood Factory
Bone marrow blood-cell production, anemia pathways, and high-yield clinical cues.

Part 11.3: The Blood Factory Part 2
Production failures, deficiency signatures, and advanced blood-factory clinical cues.

Part 11.4: Blood Factory Defense & Clotting
Immune defense, coagulation pathways, and high-risk bleeding or clotting cues.

Part 11.5: Antimicrobial Warfare
Antimicrobial strategy, resistance risks, and bedside medication-safety actions.

Part 12: Hormone Messengers
Endocrine messenger pathways, cue recognition, and medication linkage by receptor target.

Questions Deconstruction: Cue Identification
Series 1: Break down NCLEX questions and identify key clinical cues.

The Alarm Factory Part 1: Anxiety Disorders
Brain alarm signaling, anxiety levels, panic cues, and nursing actions.

Anxiety Disorders Part 2 Medications
Medication-level anxiety care linked to receptor and signaling pathways.

The Mood Factory
Depression and bipolar pathway with lithium and suicide safety priorities.

The Wiring Factory: Personality Disorders
Cluster A/B/C pattern recognition, behavior cues, and limit-setting strategy.

Schizophrenia Thought Factory
Thought process disruption, symptom cues, and antipsychotic safety actions.

The Toxic Factory: Substance Use Disorders
Alcohol withdrawal, opioid overdose, naloxone rescue, and high-risk safety cues.

Therapeutic Communication Part 1: Serotonin
Serotonin-linked mood cues and therapeutic communication choices that build trust.

Therapeutic Communication Part 2: Dopamine
Use reality-based communication when thought-process cues are disrupted.

Therapeutic Communication Part 3: GABA & Norepi
De-escalation language for anxiety, agitation, and rising safety risk.

Therapeutic Communication Part 4: Final
Final integrated communication scenarios mapped to NGN clinical judgment steps.
Systems
22 pathwaysRecommended sequence for all learners: complete the Cell Biology Foundations pathway first, then move to system-specific tracks.

Adaptive Tutorials
System-wide adaptive tutorials with gated quizzes and immediate remediation after missed answers.

Phase 3: Pre-exam Immersion
Final sharpening lane after systems work: question attack, mastery drill, immersion loops, and adaptive brush-up when a weak area appears.
Core immersion + adaptive refresh

Cell Biology
Recommended first pathway for all learners: build perfusion-first cell-factory logic from Part 1 to Part 10.
32 tutorials

Perfusion
Sepsis, shock, endothelial failure, ABGs, fluids/electrolytes, ANS compensation, and homeostasis stabilization.
18 tutorials

Pulmonary
Gas exchange, airway defense, ventilation, and respiratory emergencies.
4 tutorials

Neuro
Signal integrity, brain perfusion, stroke recognition, and neuron/neurocyte/neurology mastery.
8 tutorials

Hepatobiliary
Liver processing, bile pathways, detox, and metabolic homeostasis.
1 tutorial

HEENT
Head, eye, ear, nose, and throat cues tied to perfusion and infection.
3 tutorials

Skin / Integumentary
Dedicated skin pathway: barrier integrity, wound healing, burns, and infection prevention.
4 tutorials

Cancer / Blood Disorders
Oncology and hematology tutorials focused on blood disorders, treatment safety, and high-risk cues.
4 tutorials

Musculoskeletal
Mobility, muscle-bone coordination, and injury recovery priorities.
3 tutorials

Reproductive
Reproductive physiology, maternal-newborn transitions, and safety priorities.
5 tutorials

Fundamentals
Scope, legal-ethics, coordinated care, safety, and core nursing practice.
2 tutorials

Dosage Calculations
Medication math, dimensional analysis, and safe dose verification.
1 tutorial

Pharmacology
Medication mechanisms, receptor logic, dosing safety, and side-effect monitoring.
36 tutorials

Psych
Anxiety, depression, psychosis, personality, substance-use, and therapeutic communication series.
15 tutorials

Pediatrics
Age-specific assessment, growth/development, and pediatric safety cues.
5 tutorials

Emergency
Rapid recognition, triage, stabilization, and high-risk deterioration response.
4 tutorials

Shift Survival Sim Lab
All Nurse Life simulations in one track for triage, communication, meds, escalation, and safety.
20 tutorials

NCLEX
Question deconstruction, timed drills, and mastery checks for exam readiness.
85 tutorials

Integrated
Cross-system tutorials and capstones connecting cell-factory logic end-to-end.
11 tutorials










