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693 results

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    Blood pressure and circulatory system — Stock Photo
    Blood pressure and circulatory system
    Closeup texture of dark rough rock in sunlight — Stock Photo
    Closeup texture of dark rough rock in sunlight
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Anatomy of human skin — Stock Photo
    Anatomy of human skin
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Macro detail of green cabbage — Stock Photo
    Macro detail of green cabbage
    Crop anonymous female volunteer giving blood for save life in modern blood transfusion center — Stock Photo
    Crop anonymous female volunteer giving blood for save life in modern blood transfusion center
    Human cardiovascular system — Stock Photo
    Human cardiovascular system
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Close-up of a ladybug on a leaf, Indonesia — Stock Photo
    Close-up of a ladybug on a leaf, Indonesia
    Illustration of human heart in body silhouette. — Stock Photo
    Illustration of human heart in body silhouette.
    Hand holding bright red leaf in autumn — Stock Photo
    Hand holding bright red leaf in autumn
    Skeletal and cardiovascular systems of adult — Stock Photo
    Skeletal and cardiovascular systems of adult
    Illustration of skin cross section on white background. — Stock Photo
    Illustration of skin cross section on white background.
    Cropped image of cow standing on field — Stock Photo
    Cropped image of cow standing on field
    Medical nanorobot in blood vessel, digital illustration. — Stock Photo
    Medical nanorobot in blood vessel, digital illustration.
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Computer illustration of alveoli in human lungs — Stock Photo
    Computer illustration of alveoli in human lungs
    Illustration of blood cells in injured artery. — Stock Photo
    Illustration of blood cells in injured artery.
    Illustration of silhouette of obese man with visible heart. — Stock Photo
    Illustration of silhouette of obese man with visible heart.
    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
    3d rendered illustration of diseased heart valve on white background. — Stock Photo
    3d rendered illustration of diseased heart valve on white background.
    Illustration of female silhouette with inflamed heart. — Stock Photo
    Illustration of female silhouette with inflamed heart.
    Transparent human body with internal organs, nervous, lymphatic and circulatory systems — Stock Photo
    Transparent human body with internal organs, nervous, lymphatic and circulatory systems
    Coloured scanning electron micrograph (SEM) of a section through healthy skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through healthy skin.
    Medical illustration of blocked artery disorder. — Stock Photo
    Medical illustration of blocked artery disorder.
    Illustration of blue liquid injected into bloodstream with syringe seen from inside with blood and green virus cells. — Stock Photo
    Illustration of blue liquid injected into bloodstream with syringe seen from inside with blood and green virus cells.
    Human heart anatomy — Stock Photo
    Human heart anatomy
    3d rendered illustration of colored female heart in body silhouette. — Stock Photo
    3d rendered illustration of colored female heart in body silhouette.
    Illustration of silhouette of obese man with visible heart. — Stock Photo
    Illustration of silhouette of obese man with visible heart.
    Illustration of cancerous tumour in female heart. — Stock Photo
    Illustration of cancerous tumour in female heart.
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems
    Man holding a heart, computer illustration. — Stock Photo
    Man holding a heart, computer illustration.
    Illustration of heart and close-up of infection bacteria in male body silhouette on black background. — Stock Photo
    Illustration of heart and close-up of infection bacteria in male body silhouette on black background.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Kale Leaf on Slate with Water Droplets — Stock Photo
    Kale Leaf on Slate with Water Droplets
    3d rendered illustration of human vascular system. — Stock Photo
    3d rendered illustration of human vascular system.
    Illustration of transparent blue silhouette of male body with colored heart. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored heart.
    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
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Illustration of senior man silhouette with visible heart. — Stock Photo
    Illustration of senior man silhouette with visible heart.
    Red blood cells flowing inside an artery — Stock Photo
    Red blood cells flowing inside an artery
    Illustration of female silhouette with highlighted heart. — Stock Photo
    Illustration of female silhouette with highlighted heart.
    Closeup texture of dark rough rock in sunlight — Stock Photo
    Closeup texture of dark rough rock in sunlight
    Ebola virus in blood and close-up of virions, digital illustration. — Stock Photo
    Ebola virus in blood and close-up of virions, digital illustration.
    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
    Representation of human anatomy — Stock Photo
    Representation of human anatomy
    3d rendered illustration of blue silhouette of man with chest pain on white background. — Stock Photo
    3d rendered illustration of blue silhouette of man with chest pain on white background.
    Background of texture giant tropical leaf with white veins in shiny water drops, Scotland — Stock Photo
    Background of texture giant tropical leaf with white veins in shiny water drops, Scotland
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    3d illustration of cross-section of human eye in side view and frontal view. — Stock Photo
    3d illustration of cross-section of human eye in side view and frontal view.
    Anatomy of liver with stomach and pancreas — Stock Photo
    Anatomy of liver with stomach and pancreas
    Illustration of group of cells in blood clot. — Stock Photo
    Illustration of group of cells in blood clot.
    Camouflaged octopus on sandy seabed — Stock Photo
    Camouflaged octopus on sandy seabed
    Medical illustration of head arteries, veins and lymphatic system — Stock Photo
    Medical illustration of head arteries, veins and lymphatic system
    Illustration of silhouette of obese man with visible heart. — Stock Photo
    Illustration of silhouette of obese man with visible heart.
    Normal leg veins, coloured angiogram - blood vessel X-ray — Stock Photo
    Normal leg veins, coloured angiogram - blood vessel X-ray
    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
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Medical chart with the signs and symptoms of kidney stones — Stock Photo
    Medical chart with the signs and symptoms of kidney stones