StudyMaps
Printable reference boards · Four exam collections

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Visual reference maps that condense hundreds of pages of exam content into clear, printable A4 sheets you can print, annotate, and revisit.

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4 Exams · 250+ Maps · 2026 Edition

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Professional certifications. Printable visual reference maps. Printable A4 · Light + Dark PDFs.

NCLEX-RN Lab Values reference map preview
53 maps inside
Nursing · Healthcare

NCLEX-RN

53 visual maps covering pharmacology, lab values, electrolytes, delegation, maternity, mental health, and more.

53Maps
2Themes
$17.99Starts at
View NCLEX-RN Maps →
CCNA Subnetting flowchart preview
48 maps inside
Networking · IT

CCNA 200-301

48 visual maps covering network fundamentals, IP connectivity, security, automation, and Cisco IOS commands.

48Maps
2Themes
$17.99Starts at
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FE Civil Hydraulics reference map preview
110 maps inside
Engineering · PE Prep

FE Civil

110 visual maps covering statics, structural analysis, geotechnical, hydraulics, transportation, and more.

110Maps
2Themes
$17.99Starts at
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Six Sigma Quality Tools matrix preview
46 maps inside
Business · Quality

Six Sigma GB

46 visual maps covering DMAIC, statistical tools, control charts, root cause analysis, and lean principles.

46Maps
2Themes
$17.99Starts at
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NCLEX-RN Lab Values reference map
NCLEX-RN Lab Values · Reference Sheet Light Theme
CCNA OSI Model classification map
CCNA 200-301 OSI Model · Classification Light Theme
Six Sigma Control Charts matrix map
Six Sigma GB Control Charts · Matrix Dark Theme
FE Civil Hydraulics reference map
FE Civil Hydraulics & Hydrology · Reference Sheet Light Theme
NCLEX-RN Drug Classifications map
NCLEX-RN Drug Classifications · Dark Theme Dark Theme
FE Civil Concrete vs Steel comparison map
FE Civil Concrete vs Steel · Comparison Dark Theme
CCNA Subnetting workflow flowchart
CCNA 200-301 Subnetting Workflow · Flowchart Dark Theme
Six Sigma DMAIC cycle flowchart
Six Sigma GB DMAIC Cycle · Flowchart Light Theme
NCLEX-RN Nursing Process ADPIE flowchart
NCLEX-RN Nursing Process ADPIE · Flowchart Light Theme
FE Civil Statics Fundamentals reference map
FE Civil Statics Fundamentals · Reference Sheet Light Theme
NCLEX-RN Cardiac Medications reference map
NCLEX-RN Cardiac Medications · Reference Sheet Dark Theme
NCLEX-RN Electrolyte Imbalances classification map
NCLEX-RN Electrolyte Imbalances · Classification Light Theme
FE Civil Transportation Engineering reference map
FE Civil Transportation Engineering · Reference Sheet Dark Theme
FE Civil Structural Analysis reference map
FE Civil Structural Analysis · Reference Sheet Light Theme
CCNA Network Security Threats classification map
CCNA 200-301 Network Security Threats · Classification Light Theme
Six Sigma Seven Quality Tools classification map
Six Sigma GB Seven Quality Tools · Classification Dark Theme
53 Maps · NCLEX-RN
Light + Dark Themes
A4 Landscape · 297×210mm Vector PDF · No Quality Loss Light & Dark Themes Included Instant PDF Download

Independent reference boards to use alongside your main course, practice questions, and current official exam outline.

Map 4 of 10 · NCLEX-RN · Light Theme
ELECTROLYTE IMBALANCES: QUICK REFERENCE
Critical values · Signs & symptoms · Nursing interventions
Electrolyte
Critical Values
S&S: LOW
S&S: HIGH
Potassium K+
3.5–5.0 mEq/L
Muscle cramps, ↓DTR, dysrhythmia
Peaked T waves, bradycardia
Sodium Na+
135–145 mEq/L
Confusion, seizures, ↓BP
Thirst, dry MM, restlessness
Calcium Ca2+
8.5–10.5 mg/dL
Chvostek's, Trousseau's, tetany
Stones, bones, groans, psychic
studymaps.work © 2026 StudyMaps · Not affiliated with NCSBN
Light Theme - Print-ready
Map 4 of 10 · NCLEX-RN · Dark Theme
ELECTROLYTE IMBALANCES: QUICK REFERENCE
Critical values · Signs & symptoms · Nursing interventions
Electrolyte
Critical Values
S&S: LOW
S&S: HIGH
Potassium K+
3.5–5.0 mEq/L
Muscle cramps, ↓DTR, dysrhythmia
Peaked T waves, bradycardia
Sodium Na+
135–145 mEq/L
Confusion, seizures, ↓BP
Thirst, dry MM, restlessness
Calcium Ca2+
8.5–10.5 mg/dL
Chvostek's, Trousseau's, tetany
Stones, bones, groans, psychic
studymaps.work © 2026 StudyMaps · Not affiliated with NCSBN
Dark Theme - Screen study
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