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A Visual Human Body Encyclopedia

Small structures.
A connected body.

Follow anatomy from the compartments of a cell to the tissues and networks of the brain. Original illustrations make broad relationships visible; authentic scientific images show a different kind of evidence.

Explore the chapters →
Original illustrative cutaway of a representative nucleated human cell; fine detail is not specimen microscopy.

Published chapter selection

Representative nucleated cell with visible compartments.

Cells & Tissues

Cell boundaries, organelles, exchange and the four tissue families.

Explore the cellular foundation →
Illustrative left lateral brain anatomy with folded surface, cerebellum and brainstem.

Brain

Structure, fluid spaces, blood delivery, signals, memory and sleep.

Explore the connected brain →
Illustrative cerebral tissue and surface vessels; no patient lesion shown.

Stroke

Sudden warning signs, interrupted delivery, bleeding, emergency checks and treatment principles.

Connect anatomy to stroke education →
Realistic anterior heart exterior with great-vessel approaches and coronary context.

Heart

Chambers, valves, circulation, living muscle, electrical timing and pump regulation.

Explore the working heart →
Realistic anterior eye with cornea, iris, pupil and posterior nerve context.

Eyes & Vision

Focus, retinal circuits, real eye imaging, tears, movement and visual fields.

Follow light into vision →
Realistic anterior lungs, bronchi and diaphragm.

Lungs & Breathing

Airway, alveolar cells, gas exchange, pleura, muscle mechanics, feedback and real laryngoscopy.

Follow a breath inside →
Realistic kidneys with separate blood and urinary approaches.

Kidneys

Regions, nephrons, filtration, tubular recovery, urine concentration, endocrine balance and real tissue.

Follow filtration and recovery →
New generic oblique muscle fascicles meeting a connective force sheet.

Muscles & Movement

Cellular architecture, activation, force control and sensory feedback.

Explore the muscle foundations →
Generated medial foot atlas illustration with bony arch and plantar connective support.

Hand, Foot & Arches

Hand and foot frameworks, tendon routes, arches, walking and living contact tissues.

Explore contact and control →
Generated anatomical liver exhibit, not patient imaging.

Liver

Blood and bile routes, lobules, working cells, fuel regulation and metabolic connections.

Meet the working liver →
Original gastric exhibit, not patient imaging or microscopy.

Stomach

Regions, wall layers, glands, secretion, protection and controlled onward delivery.

Follow the working stomach →
Original pancreatic organ exhibit, not patient imaging.

Pancreas

Digestive ducts, acinar cells, islet blood routes, enzyme activation and hormone feedback.

Connect the two pancreatic outputs →
Original small-bowel preparation, not patient imaging or microscopy.

Small Intestine

Folds, villi, renewing cells, selective membranes and separate blood and lymph routes.

Follow absorption across the surface →
Original haustral large-bowel exhibit, not clinical imaging.

Large Intestine

Regions, crypts, mucus, fluid recovery, microbial products and coordinated movement.

Follow recovery and the living boundary →
Original cochlear turn illustration with three separated spaces and a sensory partition.

Hearing & Balance

Ear compartments, sensory epithelia, sound processing and coordinated head-motion inputs.

Connect mechanics to sensation →
Original nerve tissue illustration with separate fascicles and connective support.

Nervous System

Nerve bundles, supporting cells, myelin, signals, roots, regional routes and visceral regulation.

Connect tissues and pathways →
Original Bone and Joints teaching preparation, not patient imaging.

Bone & Joints

Explore normal structure, tissue, mechanisms and connected learning.

Explore the normal foundation →
Original Skin, Hair and Nails teaching preparation, not patient imaging.

Skin, Hair & Nails

Explore normal structure, tissue, mechanisms and connected learning.

Explore the normal foundation →
Original Lymph and Immunity teaching preparation, not patient imaging.

Lymph & Immunity

Explore normal structure, tissue, mechanisms and connected learning.

Explore the normal foundation →
Original Mouth and Swallowing teaching preparation, not patient imaging.

Mouth & Swallowing

Explore normal structure, tissue, mechanisms and connected learning.

Explore the normal foundation →
Original digestive organ teaching preparation, not patient imaging.

Digestive System

Follow food, secretions, supporting surfaces and different tissue exits.

Connect the digestive journey →
Original pituitary and stalk teaching preparation, not patient imaging.

Hypothalamus & Pituitary

Compare neural and portal-blood delivery, tissue secretion and target response.

Explore the neural-endocrine bridge →
Original thyroid teaching preparation, not patient imaging.

Thyroid & Calcium

Connect gland structure, thyroid hormone formation and calcium regulation.

Explore thyroid and calcium regulation →
Original adrenal teaching preparation, not patient imaging.

Adrenal Glands

Connect cortical tissue, neural secretion and distinct hormonal control.

Explore adrenal tissue and control →
Original skull teaching preparation, not patient imaging.

Skull & Cranial Spaces

Connect the cranial enclosure, facial spaces and living bone.

Explore the framework of the head →
Original source-guided vertebral teaching preparation, not patient imaging.

Vertebral Column

Connect the regional column, disc tissues and protected neural spaces.

Explore the living spine →
Original thoracic and pelvic teaching preparation, not patient imaging.

Thoracic Cage & Pelvis

Connect the chest wall, breathing partition and load-sharing pelvis.

Explore the linked frameworks →
Original tooth and socket teaching illustration, not patient imaging.

Teeth & Periodontium

Connect crown shape with forming mineral, living pulp and root attachment.

Explore teeth and their support →
Original red-cell teaching illustration within vessel context, not patient microscopy.

Blood & Vessels

Connect moving cells with living vessel walls, tissue exchange, local repair and return.

Explore blood and vessels →
Qualified original heart and great-vessel context, not a patient angiogram.

Vascular Routes

Follow branching supply, converging return, regional names and the portal connection.

Explore regional circulation →
Original representative cell context for connected body scales; not microscopy.

The Integrated Body

Connect organ journeys, tissue boundaries, body fluids, feedback and ways of seeing.

Connect the body systems →
Original detailed nucleus teaching preparation; not microscopy.

DNA, Genes & Genome

Locate nuclear DNA, follow selected messages, compare molecular evidence and chromosome copying.

Explore DNA and cellular work →
Original detailed selected homolog comparison; not microscopy.

Inheritance & Cell Division

Distinguish parental partners from copied sisters, compare two divisions, and understand bounded inheritance models.

Explore copying and inheritance →
Retained original growing-bone teaching preparation; not a measured age or microscopy.

Growth, Puberty & Aging

Follow growth cartilage, tooth succession, tissue maintenance, focusing and changing physiological reserve.

Explore growth and lifelong change →
Retained original detailed lacrimal and eyelid teaching context, not clinical imaging.

Eye Support & Movement

Connect coordinated gaze, pupil control, blinking, tear supply and nasal drainage.

Explore eye support and movement →
Original detailed taste-surface teaching context, not clinical imaging.

Smell & Taste

Connect nasal access, sensory cells, tongue papillae, taste buds and the information behind flavour.

Explore smell and taste →
Retained original detailed adipose teaching context, not clinical imaging.

Nutrient Use & Metabolism

Connect nutrient delivery, living reserves, cellular work and heat.

Explore metabolism →
Detailed original cardiac-cell teaching context, not clinical imaging.

Cardiac Tissue & Coordination

Connect the working wall, its supply, valve support and cellular coordination.

Explore cardiac tissue →
Original opened thorax showing the esophagus behind the airway and its route toward the stomach.

Esophagus

Protective layers, coordinated peristalsis and a controlled entrance to the stomach.

Follow food through the chest →
Original opened gallbladder showing a folded lining, bile and muscular reservoir wall.

Gallbladder & Bile Routes

A living reservoir, fluid recovery and coordinated delivery to the intestine.

Follow storage and release →
Original opened spleen showing red and white pulp with separate arterial and venous branches.

Spleen

Blood-cell handling, immune regions and useful material returned to circulation.

Explore blood and immune tissue →
Original youthful thymus preparation between lung margins, behind the sternum and in front of the upper heart.

Thymus

A protected tissue environment for T-cell development, selection and immune restraint.

Explore T-cell development →
Original opened upper-airway preparation locating the nasal passage above the palate and its posterior continuation.

Nose & Nasal Airways

Follow air through a folded passage and meet the living surface that conditions and clears it.

Explore the nasal lining →
Original one-layer cuboidal epithelial preparation locating free faces, cell contacts and separate supporting tissue.

Epithelial Tissues & Barrier Design

Compare living boundaries, cell layers, directional transfer and specialised surfaces across organs.

Read the living boundary →
Original elastic cartilage preparation showing cells, a branching fibre network and separate supporting tissue.

Cartilage: Cells, Matrix & Movement

Compare living cells, hydrated matrix, flexible support and fibre-rich arrangements across cartilage types.

Explore cells and matrix →
Original calf-to-Achilles-to-heel-bone anatomical teaching cutaway.

Tendons & Levers

Follow the force from muscle to bone, then compare graded attachments, three body levers and the role of a moment arm.

Explore force and movement →
Original opened small muscular vessel with lumen, lining, smooth muscle and outer supporting tissue.

Blood Pressure & Flow

Separate pressure from flow, explore vessel-wall resistance and follow the sensing and feedback that coordinate normal circulation.

Explore pressure and flow →
Original retained skin atlas with a coiled eccrine gland, surface duct and separate dermal blood vessels.

Temperature & Heat Balance

Connect metabolic heat, skin blood flow and evaporation with brain coordination, shivering and environmental exchange.

Explore heat balance →
Retained opened skeletal-muscle fibre with internal contractile bundles and mitochondrial context beside a separate red-cell capillary.

Oxygen Delivery & Active Muscle

Connect lung exchange, blood flow and muscle oxygen use, then compare activity onset, lactate turnover and recovery.

Follow delivery and use →
Original cell and blood-vessel cutaway separating cell interior, interstitial tissue and plasma context.

Fluid Balance & Osmoregulation

Distinguish water amount from concentration, then connect cell boundaries, thirst and renal water recovery.

Follow water and regulation →
Original right shoulder girdle showing the clavicle linking sternum to scapula and the humeral head at its glenoid.

Shoulder Complex & Arm Elevation

Read the moving base, open the joint and compare both faces of the rotator cuff.

Explore the shoulder complex →
Original normal elbow showing distinct humeroulnar, humeroradial and proximal radioulnar relationships.

Elbow & Forearm Rotation

Match the contacts, follow the rotating radius and compare radial and ulnar muscle attachments.

Explore elbow and forearm →
Retained villus tissue atlas showing the epithelial surface, blood vessels and central lacteal.

Lipid Digestion & Transport

Follow digestion, cell re-assembly and lymphatic delivery, then distinguish three very different lipid-carrying structures.

Follow fat through the tissues →

This Beta includes the published chapters shown above and source-labelled 3D references. Use the main navigation to find related topics. Generated illustrations teach selected broad relationships and are not specimen images or diagnostic tools. Sources, authentic-image credits and specific limits are included with each chapter.