Download illustrations of most common bacteria and viruses that infect human and diseases caused by them, diagrams of Gram positive and negative bacterial cell wall, HIV infection and replication, bacteriophage structure, and more.
Please note: Free downloads are intended to facilitate healthcare education for people in need in low income countries and can be used for educational purposes only. If you can afford it or if you plan to use the images for commercial purposes, please consider buying instead. You can find a larger image collection at higher resolutions for sale at affordable prices on Alila Medical Media website.
To download: right click on full size image – choose “Save image as” and save it into your computer. By downloading from this website you acknowledge that you agree to ourConditions of Use.
To purchase larger sizes of the image: (left) click on full size image.
Mechanism of allergy (drug,hay fever, asthma...)
Anaphylactic reaction mechanism: antigen bridges the gap between two antibody molecules on mast cell or basophil, triggering massive release of histamine and other mediators.
Herpes simplex virus infection, labeled diagram.
Herpes simplex virus (HSV-1) latent (in trigeminal nerve ganglion) and active infection (cold sores), labeled drawing.
Bacteria morphology, medical drawing.
Diagrams of common bacteria infecting human including staphylococcus aureus, streptococcus pyogenes, bacillus cereus, e coli (escherichia coli), klebsiella pneumoniae, bordetella pertussis, corynebacterium diphtheriae, helicobacter pylori, clostridium botulinum and tetani, neisseria gonorrhoeae, spirochete, treponema pallidum, and more.
Download medical diagrams of synovial joints of human body, from shoulder to knee, hand to toe; illustrations of gross anatomy and molecular structure of bones and muscle tissue, genetic diseases and sport injuries, and many more.
Please note: Free downloads are intended to facilitate healthcare education for people in need in low income countries and can be used for educational purposes only. If you can afford it or if you plan to use the images for commercial purposes, please consider buying instead. You can find a larger image collection at higher resolutions for sale at affordable prices on Alila Medical Media website.
To download: right click on full size image – choose “Save image as” and save it into your computer. By downloading from this website you acknowledge that you agree to ourConditions of Use.
To purchase larger sizes of the image: (left) click on full size image.
Common types of arthritis, medical drawing.
Diagrams of knee joint with osteoarthritis and rheumatoid arthritis, unlabeled.
Jumper's knee anatomy, medical illustration.
Knee injury: patellar tendon inflammation and degeneration, unlabeled.
Bone anatomy, labeled diagram.
Structure of a long bone, labeled drawing.
Lumbar spine osteoporosis, medical drawing.
Lumbar spine normal bone structure and osteoporosis. Also note spinal disc expansion, unlabeled.
Osteoporosis, medical illustration.
Osteoporosis, porous bone versus healthy bone, unlabeled diagram.
Shoulder joint anatomy, medical illustration.
Diagram of Shoulder joint, unlabeled.
Carpal tunnel anatomy, labeled diagram.
Diagram of the carpal tunnel anatomy showing location of the median nerve and the area of hand it supplies.
The elbow joint anatomy, labeled diagram.
Human elbow joint structure, medical illustration.
Tennis elbow sport injury, labeled diagram.
Torn common extensor tendon on the outside of elbow joint.
Achilles tendon problems, labeled diagrams.
Tendinitis (inflammation), tendinosis (tiny tears) and tendon rupture, medical illustration.
Ankle sprain grading, labeled diagram.
Lateral ankle sprains grading, medical illustration.
Osteoarthritis of the spine, labeled drawing.
Healthy spine versus arthritic spine with narrowed disks and bone spurring, labeled diagram.
Shoulder Impingement, medical drawing.
Rotator cuff problems: inflamed and torn tendons of the shoulder joint, common sport injuries.
Spinal disc herniation, labeled diagram.
Herniated spinal disc causes spinal nerve compression, medical drawing.
Ankylosing spondylitis of the spine, labeled diagram.
Inflammation of joints and formation of "bamboo spine" due to bone fusion.
Synovial joint normal and arthritis, labeled diagram.
Illustration of a typical synovial joint, normal versus arthritic.
Ulnar nerve anatomy, labeled diagram.
Diagram of ulnar nerve showing site of impingement in cubital tunnel syndrome.
Tender points of fibromyalgia, medical drawing.
Diagram showing most common points of tenderness in fibromyalgia syndrome.
Download anatomical drawings of human central and peripheral nervous system (CNS and PNS), brain and cranial nerves, spinal cord, autonomic (ANS) reflexes, neuron, synapse structure and function, membrane potential, neurological disorders, and more.
Please note: Free downloads are intended to facilitate healthcare education for people in need in low income countries and can be used for educational purposes only. If you can afford it or if you plan to use the images for commercial purposes, please consider buying instead. You can find a larger image collection at higher resolutions for sale at affordable prices on Alila Medical Media website.
To download: right click on full size image – choose “Save image as” and save it into your computer. By downloading from this website you acknowledge that you agree to ourConditions of Use.
To purchase larger sizes of the image: (left) click on full size image.
Herpes simplex virus infection, labeled diagram.
Herpes simplex virus (HSV-1) latent (in trigeminal nerve ganglion) and active infection (cold sores), labeled drawing.
Structure of a synapse, labeled diagram.
Structure of a synapse, labeled diagram.
Cross section of the spinal cord, labeled.
Cross section of the spinal cord diagram showing spinal nerve and ganglion, and neurons of a reflex.
Cross section of the spinal cord, unlabeled.
Cross section of the spinal cord diagram showing spinal nerve and ganglion, and neurons of a reflex.
Lateralization of the brain, labeled diagram.
Lateralization of the brain functions : different functions of the left and right hemispheres.
Blood supply to the brain diagram
Lateral view of the brain with middle cerebral artery, unlabeled.
Human brain anatomy, labeled diagram.
Median section of human brain, labeled drawing.
Human brain anatomy, unlabeled diagram.
Median section of human brain, unlabeled drawing.
Meninges of the brain, labeled diagram.
Medical illustration of the layers of the meninges of the brain, very detailed.
Meninges of the brain, unlabeled diagram.
Medical illustration of the layers of the meninges of the brain, very detailed.
Brain stroke diagrams
Ischemic versus Hemorrhagic brain stroke, unlabeled.
Human brain, medical drawing.
Diagram of human brain view from top, unlabeled version.
Visual pathways , labeled diagram.
Diagram of visual projection pathway from eyes to brain (visual cortex), labeled.
Visual pathways , unlabeled diagram.
Diagram of visual projection pathway from eyes to brain (visual cortex), unlabeled.
Referred pain chart, labeled diagram.
Areas on body where pain from internal organs are perceived. Labeled drawing.
Brain trauma with axon shear, labeled diagram.
Illustration of traumatic brain injury - concussion, and mechanism of diffuse axonal injury. This commonly happens in accidents with impact on the head and in "shaken baby" syndrome.
Carpal tunnel anatomy, labeled diagram.
Diagram of the carpal tunnel anatomy showing location of the median nerve and the area of hand it supplies.
Spinal disc herniation, labeled diagram.
Herniated spinal disc causes spinal nerve compression, medical drawing.
Ulnar nerve anatomy, labeled diagram.
Diagram of ulnar nerve showing site of impingement in cubital tunnel syndrome.
Tender points of fibromyalgia, medical drawing.
Diagram showing most common points of tenderness in fibromyalgia syndrome.
Human brain anatomy, medical drawing.
Median section of brain in a human head, accurate features, can be used as an icon or symbol.
Parkinson's disease, labeled diagram.
Diagram showing location of substantia nigra - dopamine producing cells in human brain.
Biofeedback regulation of heart rate, medical illustration.
Regulation of blood pressure through baroreflex, unlabeled version.
Biofeedback regulation of heart rate, labeled.
Regulation of blood pressure through baroreflex, labeled version.
Anatomy of a nerve, unlabeled.
Anatomy of a spinal nerve, unlabeled
Anatomy of a nerve, labeled.
Anatomy of a spinal nerve, labeled
The trigeminal nerve, labeled diagram.
The trigeminal nerve, Cranial nerve V and branches. Its a common site of neuralgia.
Ionic basis of resting membrane potential, labeled diagram.
Resting membrane potential is maintained by sodium potassium pump.
Blood supply to the head and neck, labeled drawing.
Diagram of human head anatomy with arteries including internal carotid supplying the brain, lateral (side) view, labeled.
Blood supply to the brain, coronal section.
Middle cerebral artery anatomy and distribution, labeled diagram.
The nervous system, medical drawing.
Diagram of human nervous system anatomy with brain, spinal cord , spinal nerves and plexuses, unlabeled.
Pituitary gland, medical drawing.
Illustration of the pituitary gland, anterior and posterior lobes, unlabeled version.
Download diagrams (labeled and non-labeled)of organs of human gastrointestinal tract, normal anatomy and diseases, conditions, surgery treatment, and more.
Please note: Free downloads are intended to facilitate healthcare education for people in need in low income countries and can be used for educational purposes only. If you can afford it or if you plan to use the images for commercial purposes, please consider buying instead. You can find a larger image collection at higher resolutions for sale at affordable prices on Alila Medical Media website.
To download: right click on full size image – choose “Save image as” and save it into your computer. By downloading from this website you acknowledge that you agree to ourConditions of Use.
To purchase larger sizes of the image: (left) click on full size image.
Type 1 diabetes, labeled diagram.
Type 1 diabetes, insulin dependent: pancreas does not produce enough insulin, medical drawing.
Type 2 diabetes, labeled diagram.
Type 2 diabetes, insulin resistance, pathology of the disease, labeled drawing.
Gallstones, labeled diagram.
Gallstones blocking bile duct, a digestive condition, medical illustration.
Heartburn, stomach acid reflux, , medical illustration.
Relaxed lower esophageal sphincter (LES) causes gastric reflux and heartburn sensation, medical drawing unlabeled.
Digestive organs and bile ducts, labeled diagram.
Diagram of human liver, gallbladder, duodenum and pancreas anatomy, labeled.
Digestive organs, medical drawing.
Diagram showing anatomy of liver pancreas gallbladder and bile ducts, unlabeled version.
Liver and gallbladder, medical illustration.
Human liver and gallbladder normal anatomy diagrams, two different views, unlabeled.
Diseases of the large intestine, labeled diagram.
Illustration of colon pathologies including polyps, colitis, diverticulitis, diverticula, labeled diagram.
Stages of colon cancer, medical drawing.
Cancer of the large intestine staging diagram, unlabeled.
Download diagrams of human epidermis, dermis and hair follicle anatomy, skin problems and diseases, plastic surgery procedures.
Please note: Free downloads are intended to facilitate healthcare education for people in need in low income countries and can be used for educational purposes only. If you can afford it or if you plan to use the images for commercial purposes, please consider buying instead. You can find a larger image collection at higher resolutions for sale at affordable prices on Alila Medical Media website.
To download: right click on full size image – choose “Save image as” and save it into your computer. By downloading from this website you acknowledge that you agree to ourConditions of Use.
To purchase larger sizes of the image: (left) click on full size image.
Skin acne formation, labeled diagram.
Anatomy of human skin showing process of formation of skin acne and pimples.
Skin blackheads illustration
Formation of skin blackhead and whitehead, labeled diagram.
Cellulite versus smooth skin, labeled diagram.
Illustration of normal skin anatomy (epidermis, dermis and subcutaneous fat) and changes in skin with cellulite : accumulation of fat cells push the fibrous septae up resulting in skin dimpling - bumps. Also, collagen fibers are less in number and less organised.
Mechanism of allergy (drug,hay fever, asthma...)
Anaphylactic reaction mechanism: antigen bridges the gap between two antibody molecules on mast cell or basophil, triggering massive release of histamine and other mediators.
Sites of eczema on body, medical drawing.
Common sites of eczema in children and adults, medical illustration unlabeled.
Eczema, allergic reaction, labeled diagram.
Allergens induce inflammation response of skin causing rash, redness and swelling.
Subcutaneous fat distribution diagram.
Subcutaneous fat distribution in men and women, medical illustration.
Herpes simplex virus infection, labeled diagram.
Herpes simplex virus (HSV-1) latent (in trigeminal nerve ganglion) and active infection (cold sores), labeled drawing.
Human skin anatomy, labeled.
Structure of human skin, epidermis, dermis and hypodermis layers with hair follicle, sebaceous glands, nerve endings and blood supply.
Skin aging, medical illustration.
Older skin with wrinkles, age spots, dermis and hypodermis atrophy, reduced and disorganized collagen fibers.
Human skin anatomy, unlabeled.
Structure of human skin, epidermis, dermis and hypodermis layers with hair follicle, sebaceous glands, nerve endings and blood supply.
Skin cancer staging, medical drawing.
Melanoma of skin, staging based on layers affected (epidermis, dermis, hypodermis) and presence of metastasis, unlabeled.
Stages of pressure sores, labeled diagram.
Anatomy of skin layers and soft tissue showing different degrees of bed sores. Labeled illustration.
Degrees of skin burns, medical illustration.
First degree of burn affect mostly the epidermis, second degree affects the dermis and third goes deeper into the hypodermis and below.
Contact dermatitis, medical drawing.
Urushiol oil induced contact (Rhus) dermatitis, illustration of the allergic reaction, unlabeled.