Download anatomical drawings of upper and lower human respiratory tract, diagrams of breathing mechanism and pulmonary function, lung diseases, conditions, problems caused by smoking. Also includes sinuses, larynx (voice box) anatomy and disorders.
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.
Anatomy of Asthma, labeled.
Pathology of asthma, chronic inflammatory disease of the airways, and asthmatic attack, labeled diagram.
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.
Common respiratory diseases, labeled diagram.
Alveoli changes in lung diseases: pneumonia and emphysema.
Common respiratory diseases, unlabeled diagram.
Alveoli changes in lung diseases: pneumonia and emphysema.
Smoker's lung (with cancer) versus healthy lung
Smoker's lung with tumor and tar deposit versus healthy lung, medical illustration.
Anatomy of Asthma, labeled.
Pathology of asthma, chronic inflammatory disease of the airways, and asthmatic attack, unlabeled diagram.
Healthcare icon (lung), medical drawing.
Magnifying glass on lung picture, lungs check-up icon.
Sinusitis, labeled diagram.
Anatomy of sinuses of the head, anterior and lateral view, showing inflammation of sinuses.
Deep vein thrombosis diagram
Abnormal blood clotting in deep leg vein and formation of thrombus.
Smoking and Emphysema, labeled diagram.
Smoking tobacco damages and destroys lung alveoli, causing emphysema.
Human lungs isolated on white, drawing.
Human lungs anatomy diagram, unlabeled..
TB bacteria infection, labeled diagram.
Progression of pulmonary tuberculosis, formation of Ghon complex and tubercles.
Heart and lungs diagram unlabeled
Human lungs and heart anatomy, unlabeled.
Thorax anatomy unlabeled diagram.
Human heart cross section and lungs anatomy.
Lung cancer, medical drawing.
Tumor in lungs diagram, unlabeled.
Metastatic cancer diagram
Cancer spreads through blood circulation from pancreas to lungs, unlabeled.
Head anatomy median section, medical drawing.
Median section of human head diagram with details of brain, sinuses, tonsils, oral and nasal cavity, pharynx and larynx, unlabeled.
Vocal fold, labeled diagram.
Anatomy picture of the larynx, anterior and endoscopic view, showing respiration and phonation positions.
Respiratory system, unlabeled diagram
Human respiratory system diagram complete.
Respiratory system, labeled diagram
Human respiratory system diagram complete with labels.
Download illustrations of human circulatory system: gross anatomy, cardiac cycle, heart diseases and congenital defects, cardiovascular conditions and surgery treatment, blood cell formation, vascular 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.
Blood flow in vessel, medical drawing.
Red blood cells streaming in artery
Elements of blood, medical drawing.
Illustration of red and white blood cells, lymphocytes, monocytes, platelets, basophil, eosinophil, neutrophil.
Atherosclerosis, unlabeled.
Blood clot forms on cholesterol plaque in artery blocking blood flow.
Atherosclerosis, labeled.
Blood clot forms on cholesterol plaque, blocked artery.
Process of cholesterol plaque in artery, unlabeled
Diagram showing process of cholesterol plaque in artery, unlabeled version.
Stages of Atherosclerosis
Process of cholesterol plaque build-up in artery, labeled diagram.
Leukemia versus normal blood count, illustration.
Cancer of blood, Anemia, medical drawing.
Brain stroke diagrams
Ischemic versus Hemorrhagic brain stroke, unlabeled.
Blood supply to the brain diagram
Lateral view of the brain with middle cerebral artery, unlabeled.
Stages of atherosclerosis diagram
Cholesterol plaque build-up in blood vessel and formation of blood clot cause blockage of blood flow, labeled.
Clipart of healthcare icon (cardiology)
Magnifying glass on an ECG graph diagram
Cardiac arrhythmias ECG/ EKG set diagram.
Normal and pathological electrocardiograms in heart diseases.
EKG and myocardium function diagram
Phases of electrical activity of human heart, ECG cycle.
Myocardial infarction diagram (heart attack)
Coronary artery blocked by cholesterol plaque causing heart stroke.
Human heart blood flow
Illustration of blood flow through the heart, labeled
Human heart blood flow
Illustration of blood flow through the heart, unlabeled
Blood supply to the heart unlabeled diagram
Coronary arteries illustration, anterior view of the heart
Blood supply to the heart labeled diagram
Coronary arteries illustration, anterior view of the heart
Human heart cut, medical illustration.
Heart anatomy diagram, unlabeled.
Left ventricular hypertrophy labeled diagram
Thickening of the myocardium of left ventricle of human heart.
Electrical pathways of the heart, unlabeled
The cardiac conduction system of human heart, unlabeled version.
Heart valves operation, unlabeled diagram.
Cycles of heart valves operation pumping blood through different chambers, aorta and veins.
Electrical pathways of the heart
The cardiac conduction system of human heart, labeled version.
Abdominal aortic aneurysm diagram
Aneurysm in aorta of the abdomen and bleeding risk.
Deep vein thrombosis diagram
Abnormal blood clotting in deep leg vein and formation of thrombus.
Tetralogy of Fallot diagram
Congenital heart disease: Tetralogy of Fallot, labeled
Ventricular septal heart defect diagram.
Congenital heart disease: ventricular septal defect, hole in the septum between ventricles, unlabeled.
Balloon angioplasty procedure diagram
Heart cath procedure with balloon to widen artery with plaque
Heart and lungs diagram unlabeled
Human lungs and heart anatomy, unlabeled.
Thorax anatomy unlabeled diagram.
Human heart cross section and lungs anatomy.
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.
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.
Metastatic cancer, medical drawing.
Cancer cell squeezes through the endothelium of blood and lymph vessel, illustration unlabeled.
Download diagrams illustrating anatomy of endocrine organs, hypothalamus and pituitary gland, steroid and non-steroid hormones actions, signaling pathways, endocrine disorders.
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.
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.
Diabetes type 1, labeled diagram.
Anatomy of the pancreas with details of pancreatic islet: normal versus type 1 diabetic where beta cells are destroyed.
Polycystic and normal ovary, labeled diagram.
Normal ovarian cycle and Polycystic ovary syndrome illustration, labeled.
Adrenal gland, unlabeled drawing.
The adrenal gland location and anatomy, unlabeled diagram
Adrenal gland, labeled drawing.
The adrenal gland location and anatomy, labeled diagram
The endocrine system, unlabeled diagram.
Anatomy of endocrine organs in male and female, unlabeled diagram.
The endocrine system, labeled diagram.
Anatomy of endocrine organs in male and female, labeled diagram.
Thyroid gland, medical drawing.
Thyroid gland location and anatomy, unlabeled.
Pituitary gland, medical drawing.
Illustration of the pituitary gland, anterior and posterior lobes, unlabeled version.
The pituitary thyroid axis, labeled diagram.
Negative feedback in the pituitary thyroid axis: thyroid hormones repress their own secretion.
Menstrual cycle and ovulation, labeled diagram.
Normal menstrual cycle and the hormonal control of ovulation, labeled illustration.
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.
