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693 results

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    Medical illustration of human head and neck muscles with veins — Stock Photo
    Medical illustration of human head and neck muscles with veins
    Crop unrecognizable female with spinach foliage over bowl on table during cooking process in house — Stock Photo
    Crop unrecognizable female with spinach foliage over bowl on table during cooking process in house
    Illustration of blue silhouette of obese woman with highlighted heart on white background. — Stock Photo
    Illustration of blue silhouette of obese woman with highlighted heart on white background.
    Savoy cabbage (close-up) — Stock Photo
    Savoy cabbage (close-up)
    Extreme close-up of a swiss chard leaf with red veins, Calgary, Alberta, Canada — Stock Photo
    Extreme close-up of a swiss chard leaf with red veins, Calgary, Alberta, Canada
    Illustration of red human blood cells on black background. — Stock Photo
    Illustration of red human blood cells on black background.
    Illustration of heart in transparent male silhouette. — Stock Photo
    Illustration of heart in transparent male silhouette.
    3d rendered illustration of colored female heart in body silhouette. — Stock Photo
    3d rendered illustration of colored female heart in body silhouette.
    Comparison of different sized kidney stones in the human kidney — Stock Photo
    Comparison of different sized kidney stones in the human kidney
    Medical illustration of female breast arteries, veins and lymphatic system — Stock Photo
    Medical illustration of female breast arteries, veins and lymphatic system
    Medical illustration of female arteries, veins and lymphatic system — Stock Photo
    Medical illustration of female arteries, veins and lymphatic system
    Low angle view illustration of blue silhouette of obese woman with highlighted heart on black background. — Stock Photo
    Low angle view illustration of blue silhouette of obese woman with highlighted heart on black background.
    Digital illustration of human alveoli on white background. — Stock Photo
    Digital illustration of human alveoli on white background.
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Illustration of figure of obese man with visible heart. — Stock Photo
    Illustration of figure of obese man with visible heart.
    Illustration of human heart and lung on white background. — Stock Photo
    Illustration of human heart and lung on white background.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Medical illustration of blocked artery disorder. — Stock Photo
    Medical illustration of blocked artery disorder.
    Vascular system and skeleton of an adult — Stock Photo
    Vascular system and skeleton of an adult
    3d rendered illustration of highlighted female heart. — Stock Photo
    3d rendered illustration of highlighted female heart.
    Human hand with nervous, lymphatic and circulatory systems — Stock Photo
    Human hand with nervous, lymphatic and circulatory systems
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Illustration of transparent human heart silhouette. — Stock Photo
    Illustration of transparent human heart silhouette.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Human skin anatomy — Stock Photo
    Human skin anatomy
    Close-up of a ladybug on a leaf, Indonesia — Stock Photo
    Close-up of a ladybug on a leaf, Indonesia
    Female with spinach foliage over bowl on table during cooking process in house — Stock Photo
    Female with spinach foliage over bowl on table during cooking process in house
    Blood supply of neck and head — Stock Photo
    Blood supply of neck and head
    Nervous and circulatory systems — Stock Photo
    Nervous and circulatory systems
    Illustration of senior woman silhouette with colored heart on black background. — Stock Photo
    Illustration of senior woman silhouette with colored heart on black background.
    Illustration of human silhouette with painful heart. — Stock Photo
    Illustration of human silhouette with painful heart.
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital — Stock Photo
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital
    Illustration of lipid blood clot in circulatory system. — Stock Photo
    Illustration of lipid blood clot in circulatory system.
    Crop anonymous female tourist with autumn leaf reflecting in water with circles in daylight — Stock Photo
    Crop anonymous female tourist with autumn leaf reflecting in water with circles in daylight
    3d rendered illustration of human heart. — Stock Photo
    3d rendered illustration of human heart.
    Brain hemisphere anatomy — Stock Photo
    Brain hemisphere anatomy
    Digital illustration of human alveoli on white background. — Stock Photo
    Digital illustration of human alveoli on white background.
    Digital illustration of human bone anatomy. — Stock Photo
    Digital illustration of human bone anatomy.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Closeup of tree branch with thin pale and brown pointed leaves with veins on surface growing in quiet park in fall time — Stock Photo
    Closeup of tree branch with thin pale and brown pointed leaves with veins on surface growing in quiet park in fall time
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Illustration of skin cross section on white background. — Stock Photo
    Illustration of skin cross section on white background.
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital — Stock Photo
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital
    Illustration of aortic aneurysm in human heart. — Stock Photo
    Illustration of aortic aneurysm in human heart.
    Man holding a heart, computer illustration. — Stock Photo
    Man holding a heart, computer illustration.
    Illustration of human heart in body silhouette. — Stock Photo
    Illustration of human heart in body silhouette.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Closeup of bright yellow thin dry autumn leaf with veins for full frame abstract background — Stock Photo
    Closeup of bright yellow thin dry autumn leaf with veins for full frame abstract background
    Digital illustration of human alveoli on white background. — Stock Photo
    Digital illustration of human alveoli on white background.
    Green spinach foliage with veins and stems in bowl on white surface — Stock Photo
    Green spinach foliage with veins and stems in bowl on white surface
    Digital illustration of human bone anatomy. — Stock Photo
    Digital illustration of human bone anatomy.
    Venule. Coloured transmission electron micrograph (TEM). Venules are small veins that transport deoxygenated blood from the capillary beds to the veins. Endothelial cells line the entire circulatory system — Stock Photo
    Venule. Coloured transmission electron micrograph (TEM). Venules are small veins that transport deoxygenated blood from the capillary beds to the veins. Endothelial cells line the entire circulatory system
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Human cardiovascular system — Stock Photo
    Human cardiovascular system
    Erythrocytes red blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes red blood cells in human blood vessel, digital illustration.
    Human face and neck with nervous, lymphatic and circulatory systems — Stock Photo
    Human face and neck with nervous, lymphatic and circulatory systems
    Human cardiovascular system — Stock Photo
    Human cardiovascular system