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Lesson Catalog

Browse every LPN/PN review lesson in the Cell Factory Method course — full summaries of each video and tutorial, from cell biology foundations to NCLEX-PN readiness. Free to read.

Phase 1 · Foundation

Tutorial NA-121

Cell Biology Part 1: The Living Water Factory

The opening cell-biology immersion with Agent Hypothal: your cells are mostly water, held in shape by the cytoskeleton and connected to their neighbors by cell junctions that let factories work together as tissue. You build the cell-as-factory foundation and the perfusion-first habit, then practice reading a bedside cue back to the cell that produced it — staying in LPN scope by collecting and reporting rather than diagnosing.

  • Cell Factory Method
  • Perfusion-First
  • Basic Pathophysiology
  • Clinical Judgment
  • Fluid & Electrolyte Imbalances
  • Baseline
Tutorial NA-125

Cell Biology Part 5: Meet the Remaining Agents & the Grand Zoom Out

You meet five more cell-factory agents — Parietal (stomach acid and intrinsic factor), Entero (nutrient absorption), Spleno (blood filtering), Lympho (immune defense), and Photo (light sensing) — then take the Grand Zoom Out from a single cell to tissue, organ, system, and the whole patient. Agent Endothelium closes with how perfusion reaches all 37 trillion cells, cementing the perfusion-first lens the LPN uses to connect cues across body systems.

  • Cell Factory Method
  • Perfusion-First
  • Basic Pathophysiology
  • Clinical Judgment
  • Nutrition
  • Laboratory Values
Tutorial NA-135

Cell Biology Part 9, Section 2: The Electrical Language

The neuron as a wire — dendrites receive, the cell body decides, and the axon carries the spark to the next cell across the synapse, where electricity becomes chemistry. You anchor the action potential to the sodium-potassium battery the pump keeps charged with A-T-P, so you can see why no perfusion means no signal within minutes, and why electrolyte imbalances cause cramps, weakness, seizures, or rhythm problems — cues the LPN monitors and reports to the RN.

  • Perfusion-First
  • Basic Pathophysiology
  • Fluid & Electrolyte Imbalances
  • Neurological
  • Clinical Judgment
  • Cell Factory Method
Video VID-P1-00

Welcome from Agent Hypothal: Meet the Cell Factory Method

Agent Hypothal — the body's homeostasis coordinator — greets you and opens the course before Cell Biology Part 1. You learn why every bedside cue, vital sign, lab value, and medication traces back to a cell doing (or failing) its job, and how the perfusion-first, cell-as-factory lens will frame everything ahead so you reason through findings instead of memorizing them in isolation.

  • Cell Factory Method
  • Perfusion-First
  • Basic Pathophysiology
  • Clinical Judgment
  • Homeostasis
  • Baseline
Video VID-P1-01

Meet Agent Parietal: The Stomach Acid Factory

Agent Parietal introduces the stomach's parietal cell — its deep canaliculi and crowd of mitochondria powering the proton pumps that make stomach acid, plus its second, often-forgotten job of building intrinsic factor so the body can absorb vitamin B-12. You learn to carry this one cell to a bedside consequence: when a drug shuts the proton pumps down long term, the patient can drift low on B-12 and magnesium — a cue the LPN collects and reports.

  • Cell Factory Method
  • Basic Pathophysiology
  • Medication Administration
  • Adverse Effects
  • Laboratory Values
  • Data Collection
Video VID-P1-02

Agent Endothelium: The Perfusion Masterclass

Closing the Grand Zoom Out, Agent Endothelium shows how the cells lining every blood vessel keep all 37 trillion cell factories perfused — releasing nitric oxide to widen vessels, preventing clots, and controlling blood flow and pressure. You see why perfusion is the first principle behind the whole course: when the endothelium is damaged (atherosclerosis, hypertension), oxygen and fuel delivery falters and cues appear downstream for the LPN to collect and report.

  • Perfusion-First
  • Cell Factory Method
  • Basic Pathophysiology
  • Vital Signs
  • Potential for Complications
  • Oxygenation
Video VID-P1-03

Motor Proteins: Kinesin Walking the Microtubule Tracks

A close-up animation of kinesin motor proteins literally walking cargo along the cell's microtubule tracks — the internal transport system that delivers vesicles and supplies where the factory needs them. In a neuron these tracks run the length of the axon, carrying the materials that keep the wire firing, which is why this delivery system underlies the electrical language taught in Part 9.

  • Cell Factory Method
  • Basic Pathophysiology
  • Cellular Transport
  • Neurological
  • Clinical Judgment
Video VID-P1-04

Motor Proteins: Many Motors Moving Cargo at Once

The transport story continues: many motor proteins pull cargo along the microtubules at the same time, keeping a busy cell — and a long neuron — supplied without a traffic jam. Seeing this coordinated delivery makes concrete why a cell that loses its energy supply (no perfusion, no A-T-P) can no longer move materials, run its pumps, or fire — tying the animation straight back to the perfusion-fed battery in Part 9.

  • Cell Factory Method
  • Basic Pathophysiology
  • Cellular Transport
  • Perfusion-First
  • Neurological

Phase 2 · Body Systems

Tutorial NA-111

The Cell Mandate: Your Perfusion-First Foundation

Using the beta cell and its insulin mandate as the anchor, this tutorial teaches the cell-as-factory model and the Four Laws that govern every one of the body's 37 trillion cells. You learn to connect cell-level failure to the tissue, organ, and bedside cue it produces — building the perfusion-first reasoning reused in every later system, and staying in LPN scope by collecting and reporting cues rather than diagnosing.

  • Cell Factory Method
  • Perfusion-First
  • Basic Pathophysiology
  • Clinical Judgment
  • Expected vs Unexpected Cues
  • Baseline
Tutorial NA-110

Inflammation and Infection: The Cell Factory Method

An immersion on the immune and inflammatory response — from where every defender is born in the bone marrow through the seven-step cascade, the five signs plus fever, and the ANC formula with its neutropenia danger zones. You learn the pharmacology bridge (NSAIDs, corticosteroids, H1/H2 blockers, PPIs) and see the same sequence in gastritis, appendicitis, Crohn's, and anaphylaxis, so you can recognize expected versus unexpected findings and report the right cue to the right person.

  • Basic Pathophysiology
  • Laboratory Values
  • Medication Administration
  • Adverse Effects
  • Medical Emergencies
  • Standard Precautions
Tutorial NA-109

Disease Navigator: Map Any Disease to Its Cell Factory

A searchable, system-by-system reference that maps each disease to its failing cell factory, broken pathway, clinical cues, key drug targets, and LPN nursing priorities across every body system. You learn to recognize the cue pattern behind a diagnosis, connect it to the pharmacology and lab values that follow, and practice NGN-style prioritization while staying within the LPN role of collecting data, reporting, and reinforcing teaching.

  • Basic Pathophysiology
  • Clinical Judgment
  • Establishing Priorities
  • Laboratory Values
  • Potential for Complications
  • NGN Case Studies
Tutorial NA-169

Expected Cues Dashboard: Normal vs Unexpected by System

A searchable reference of normal baselines and expected vs unexpected cues across body systems (cardiac, respiratory, neuro, GI, renal, musculoskeletal, skin, and immune/sepsis). You learn to recognize each system's normal baseline, spot the unexpected finding that must be reported, and trace how a disease changes cues from cell to tissue to organ — kept within LPN scope: collect and report.

  • Data Collection
  • Expected vs Unexpected Cues
  • Vital Signs
  • Basic Pathophysiology
  • Potential for Complications
  • Perfusion-First

Phase 3 · NCLEX Readiness

Tutorial NA-300

Clinical Judgment Reference: Zone by Zone

A complete reference that maps every value to a zone and to the NCSBN six-skill clinical judgment model. You practice loading the baseline, classifying cues as expected vs unexpected, prioritizing by zone, and locking in vital signs, ABGs, glucose, and lab values with flip cards and a recall quiz — all framed for the LPN role: recognize the change, collect the data, report it.

  • Clinical Judgment
  • Laboratory Values
  • Vital Signs
  • Expected vs Unexpected Cues
  • Prioritization
  • Data Collection
Tutorial NA-299

Baseline: Reading Patient History Like a Clinician

You learn to separate population normal from a patient's shifted baseline and read the three-zone spectrum for glucose, blood pressure, and oxygen. Using DM, HTN, and COPD as examples, it shows how a chronic diagnosis resets what counts as normal and how held or undisclosed medications change the picture, so you can compare each finding to the patient's own baseline and report a true change.

  • Data Collection
  • Vital Signs
  • Fluid & Electrolyte Imbalances
  • Baseline
  • Expected vs Unexpected Cues
  • Basic Pathophysiology
Tutorial NA-309

Build the Baseline: Two-Patient Drill

A hands-on drill where you build a patient's Zone 2 baseline from four sources: diagnosis, medications, documented home values, and current clinical context. You decide what the same value means for two different patients and learn to spot when a textbook-normal number is actually overcorrection that must be reported — reinforcing that treatment moves the number, not the baseline.

  • Data Collection
  • Clinical Judgment
  • Laboratory Values
  • Baseline
  • Expected vs Unexpected Cues
  • Medication Administration
Tutorial NA-307

Question-Attack Strategy: Read, Cue, Sort

The three-skill method for working any NCLEX-PN item: identify what the question is asking, spot the cues in the stem, then sort them by context and history to find the priority. You run a perfusion-first check for emergent cues, use a tiebreaker when several cues are urgent, and apply an LPN-scope pharmacology framework across med-surg, maternal, pediatric, mental health, and pharmacology practice blocks.

  • Clinical Judgment
  • Establishing Priorities
  • Perfusion-First
  • Expected vs Unexpected Cues
  • Medication Administration
  • ABCs
Tutorial NA-302

The Sorting Machine: Context, Expect, Compare

Build the sorting machine that turns a patient's context into a prediction, then compares the actual cues against it. You start with an ABCDEFG perfusion check, identify the full context (history plus reason for care), predict the cues you expect, and classify each finding as expected or unexpected. Practiced across worked scenarios such as heart failure, a glucose crash, CHF with a high INR, and resolving DKA.

  • Clinical Judgment
  • Expected vs Unexpected Cues
  • Data Collection
  • Laboratory Values
  • Perfusion-First
  • Potential for Complications
Tutorial NA-304

Fundamentals Immersion: Coordinated Care, Comfort & Safety

Pulls together the four fundamentals domains the NCLEX-PN tests most: coordinated care (delegation, prioritization, SBAR reporting, client rights, documentation), health promotion across the lifespan, basic care and comfort, and safety and infection control. You practice Maslow and ABC prioritization, the five rights of delegation, standard and transmission-based precautions, and the six rights of medication administration, then apply all four in NGN clinical cases.

  • Delegation
  • Prioritization
  • Standard Precautions
  • Basic Care & Comfort
  • Client Rights
  • NGN Case Studies
Tutorial NA-308

Pharmacology Immersion: Drugs by Cell-Factory System

A full-system pharmacology immersion that organizes the most-tested NCLEX-PN drug classes through the Cell Factory lens — from receptor basics, drug-name suffixes, and ADME to cardiac, respiratory, pain, mental health, endocrine, anticoagulant, and high-alert medications. You learn expected actions, adverse effects, and the LPN monitoring and administration checks for each class, plus dosage-calculation practice and NGN question banks.

  • Medication Administration
  • Expected Actions/Outcomes
  • Adverse Effects
  • Dosage Calculation
  • Pharmacological Pain Management
Tutorial NA-305

NCLEX Diagnoses: Baseline & Three-Zone Reference

A quick-reference guide to common NCLEX-PN conditions — hypertension, heart failure, COPD, chronic kidney disease, angina, hypothyroidism — each mapped to what breaks at the cellular level, a green-amber-red baseline spectrum, and its key medications. You learn the normal baseline for each condition and the vital signs and lab values that tell you a patient is compensating or in danger, so you can collect and report the right cues.

  • Laboratory Values
  • Vital Signs
  • Potential for Complications
  • Basic Pathophysiology
  • Baseline
  • Compensation
Tutorial NA-298

Pulmonary Immersion: The Air Factory

A pulmonary immersion built on the Cell Factory lens: the lung's oxygenation mission, its regions and alveolar cell workers, and how airway, alveolar, and perfusion problems produce asthma, COPD, pneumonia, TB, pulmonary embolism, pneumothorax, and ARDS. You learn the bronchodilator and receptor targets, sort expected versus unexpected respiratory cues, and reinforce priorities through NGN unfolding cases within the LPN's collect-and-report scope.

  • Basic Pathophysiology
  • Oxygenation
  • Perfusion
  • Vital Signs
  • Medication Administration
  • NGN Case Studies
Video VID-P3-01

The Cell Factory Method: A Nursing Bridge

Ties the Cell Mandate tutorial together, showing how every organelle maps to a factory department and why perfusion (fuel in, ATP made, product out) is the foundation of the Perfusion-First framework. After watching, you can trace any bedside cue back to a cell factory that is working or failing, and read expected versus unexpected findings through that lens instead of memorizing facts in isolation.

  • Cell Factory Method
  • Perfusion-First
  • Basic Pathophysiology
  • Clinical Judgment
  • Expected vs Unexpected Cues
  • Baseline
Video VID-P3-02

Inflammation: Protective vs Harmful

Walks the full inflammatory cascade from bone marrow to bedside, introducing the mast cell, macrophage, neutrophil, and endothelial cell and the histamine and cytokine signals they release. You learn to trace each of the five cardinal signs plus fever and an elevated WBC back to the cell that produced it, calculate an ANC, recognize a left shift, and report the cues that separate expected inflammation from a Tier-1 emergency such as anaphylaxis or neutropenic fever.

  • Basic Pathophysiology
  • Laboratory Values
  • Medication Administration
  • Adverse Effects
  • Medical Emergencies
  • Standard Precautions
Video VID-P3-03

Disease Navigator: How to Read the Pattern

Shows how to use the Disease Navigator to work any disease backward from its failing cell factory to the cues, labs, and drugs it produces across every body system. You learn to move from a scenario to the broken pathway, sort expected from unexpected findings, and prioritize which cue to collect and report first instead of guessing your way through NGN case studies.

  • Basic Pathophysiology
  • Clinical Judgment
  • Establishing Priorities
  • Laboratory Values
  • Potential for Complications
  • NGN Case Studies
Video VID-P3-04

From Knowledge to Application

Sets up the zone-by-zone clinical judgment reference by showing how memorized values become usable on the NCLEX-PN. You connect stored numbers to the NCSBN cognitive skills, load a patient's baseline before you judge a value, and classify cues as expected or unexpected so you can collect the data and report accurately within LPN scope.

  • Clinical Judgment
  • Laboratory Values
  • Vital Signs
  • Expected vs Unexpected Cues
  • Prioritization
  • Data Collection
Video VID-P3-05

Baseline: The Starting Point for Clinical Judgment

Dr. K walks through the normal ranges you have to know cold: vital signs, the core electrolytes (Na, K, BUN, creatinine), and blood counts (WBC, hemoglobin, platelets). You learn to recall these reference points without hesitation and use them to tell an expected value from an unexpected one, so you can flag a finding and report it.

  • Data Collection
  • Vital Signs
  • Fluid & Electrolyte Imbalances
  • Baseline
  • Expected vs Unexpected Cues
  • Basic Pathophysiology
Video VID-P3-06

Build the Baseline: How the Drill Works

A short intro that sets up the Build the Baseline drill. You see how to pull a patient's Zone 2 baseline from four sources in the history and why a textbook-normal number can be abnormal for a diagnosed patient. It prepares you to work the practice cards and decide what each value means for that specific patient.

  • Data Collection
  • Clinical Judgment
  • Laboratory Values
  • Baseline
  • Expected vs Unexpected Cues
  • Medication Administration
Video VID-P3-12

Knowing the Baseline Is the Art

Reinforces the drill's core lesson: knowing what a value should be for this patient is the clinical art. Treatment moves the number but not the baseline, so a Zone 1 value in a Zone 2 patient can mean overcorrection rather than health. You come away recognizing a relative change and reporting it instead of dismissing a number that only looks normal.

  • Data Collection
  • Clinical Judgment
  • Laboratory Values
  • Baseline
  • Expected vs Unexpected Cues
  • Medication Administration
Video VID-P3-07

Expected Cues: What Fits and What Does Not

Using the Expected Cues Dashboard, you learn to separate findings that fit a patient's condition from findings that do not belong. You anchor each body system to its normal baseline, then flag the unexpected cue that must be reported. Stays in LPN scope: collect and report cues, do not diagnose.

  • Data Collection
  • Expected vs Unexpected Cues
  • Vital Signs
  • Basic Pathophysiology
  • Potential for Complications
  • Perfusion-First
Video VID-P3-13

Expected vs Unexpected: Hip ORIF Case Study

A worked case study of a patient after hip ORIF that reinforces the Expected Cues Dashboard. You practice deciding which post-op findings are expected and which are unexpected and reportable — such as cues pointing to neurovascular compromise or compartment syndrome — and when to escalate a reportable cue to the RN.

  • Data Collection
  • Expected vs Unexpected Cues
  • Vital Signs
  • Basic Pathophysiology
  • Potential for Complications
  • Perfusion-First
Video VID-P3-08

How to Read and Crack NCLEX Questions

Dr. K walks you through how to read and crack an NCLEX-PN item: name the four parts, read the last sentence first, then eliminate distractors down to the safest, most patient-centered choice. You learn to form your own answer before reading the options and to trust your first careful read instead of second-guessing, with the safety-first, patient-first rule anchoring every choice.

  • Clinical Judgment
  • Establishing Priorities
  • Perfusion-First
  • Expected vs Unexpected Cues
  • Medication Administration
  • ABCs
Video VID-P3-09

ABCs and Perfusion: Working Together

You learn to run the perfusion-first ABC check on every question before sorting cues, so airway, breathing, and circulation threats surface first — then use ABCs as the tiebreaker when several cues are all urgent. Prioritization stays inside LPN scope: collect and report the cues that matter most.

  • Clinical Judgment
  • Establishing Priorities
  • Perfusion-First
  • Expected vs Unexpected Cues
  • Medication Administration
  • ABCs
Video VID-P3-11

How to Approach NGN-Style Cases

A primer for approaching NGN-style case studies with the question-attack method before you start the practice blocks. You learn to identify the question type, highlight the cues in the stem, and sort them by context and history so the priority finding stands out — setting up the perfusion-first, LPN-scope workflow used throughout the tutorial.

  • Clinical Judgment
  • Establishing Priorities
  • Perfusion-First
  • Expected vs Unexpected Cues
  • Medication Administration
  • ABCs
Video VID-P3-16

Prioritization: Who Do You See First

Dr. K teaches the system for who you see first: prioritize by ABCs (airway, then breathing, then circulation), then acute over chronic and unstable over stable. You also learn the LPN delegation lane — give meds, collect data, reinforce teaching, hand routine non-judgment tasks to the UAP — plus the exam traps around the words assess, delegate, and teach.

  • Establishing Priorities
  • Delegation
  • ABCs
  • Clinical Judgment
  • Client Rights
  • Perfusion-First
Video VID-P3-14

New and Unexpected Cues: When You Find Several

Building on the sorting machine, you learn what to do when more than one cue looks new or unexpected. You compare each finding against what the patient's context predicts, separate expected changes from the unexpected finding that threatens perfusion, and rank which reportable cue comes first. Stays within LPN scope: collect and report cues.

  • Clinical Judgment
  • Expected vs Unexpected Cues
  • Data Collection
  • Laboratory Values
  • Perfusion-First
  • Potential for Complications
Video VID-P3-10

Delegation for the LPN: What Stays With You

You learn which tasks the LPN can safely accept and which must stay with the RN, using the five rights of delegation and the stable-versus-unstable patient rule. Practice matching routine, predictable care to the UAP while keeping data collection, teaching, and unstable patients with the RN, then set order with Maslow and the ABCs.

  • Delegation
  • Prioritization
  • Standard Precautions
  • Basic Care & Comfort
  • Client Rights
  • NGN Case Studies
Video VID-P3-15

Pharmacology Speed Review: Most-Tested Drugs

A rapid review of the most-tested NCLEX-PN drugs that gives you three things for each: what it does, one critical adverse effect, and one nursing action. You rehearse the safety checks the LPN performs before administration — apical pulse before metoprolol and digoxin, potassium with furosemide, INR with warfarin, blood sugar before insulin, respiratory rate before morphine — across cardiac, endocrine, respiratory, pain, psych, and antibiotic classes.

  • Medication Administration
  • Expected Actions/Outcomes
  • Adverse Effects
  • Dosage Calculation
  • Pharmacological Pain Management
Video VID-P3-17

Lab Values: The Investigator's Toolkit

You learn to recognize the high-yield NCLEX-PN laboratory values, their normal ranges, and the expected versus unexpected findings that show a patient is drifting away from baseline. Treat each value as a cue you collect and report — potassium, sodium, glucose, INR, digoxin level, BUN/creatinine — to flag a potential complication early for the RN.

  • Laboratory Values
  • Vital Signs
  • Potential for Complications
  • Basic Pathophysiology
  • Baseline
  • Compensation
Video VID-P3-18

The Zone System: Reading Vital Signs & Labs

You learn to sort vital signs and lab results into a three-zone spectrum — green (stable baseline), amber (compensating), red (danger) — so you can quickly tell an expected finding from one that must be reported now. This turns raw numbers into a prioritization tool the LPN uses to collect cues and escalate to the RN at the right moment.

  • Laboratory Values
  • Vital Signs
  • Potential for Complications
  • Basic Pathophysiology
  • Baseline
  • Compensation
Video VID-P3-19

You Are Ready: Final Send-Off Before the Exam

A calm, practical walk-through of exam day: how the computer-adaptive NCLEX-PN works, why harder questions are a good sign, and six test-taking tips — read for keywords like FIRST and PRIORITY, trust your first careful answer, and use elimination toward the safest, most patient-centered choice. You leave knowing what to expect and ready to apply the clinical judgment and safety thinking you have built.

  • Basic Pathophysiology
  • Oxygenation
  • Perfusion
  • Vital Signs
  • Medication Administration
  • NGN Case Studies