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320 results

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    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Coronary angioplasty stent insertion — Stock Photo
    Coronary angioplasty stent insertion
    Healthy artery anatomy — Stock Photo
    Healthy artery anatomy
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration. — Stock Photo
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration.
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration. — Stock Photo
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration.
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Illustration of heart and circulatory system. — Stock Photo
    Illustration of heart and circulatory system.
    First-aider practicing cardiopulmonary resuscitation on training dummy. — Stock Photo
    First-aider practicing cardiopulmonary resuscitation on training dummy.
    Female anatomy cardiovascular system with skeleton on white background. — Stock Photo
    Female anatomy cardiovascular system with skeleton on white background.
    Red blood cells and protein particles, digital illustration. — Stock Photo
    Red blood cells and protein particles, digital illustration.
    Human red blood cells — Stock Photo
    Human red blood cells
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Red blood cells — Stock Photo
    Red blood cells
    Illustration of low density cholesterol lipoprotein in bloodstream. — Stock Photo
    Illustration of low density cholesterol lipoprotein in bloodstream.
    Malaria infection infecting red blood cells, digital illustration. — Stock Photo
    Malaria infection infecting red blood cells, digital illustration.
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, digital illustration.
    Cardiovascular system of an adult — Stock Photo
    Cardiovascular system of an adult
    Human brain with network of blood vessels — Stock Photo
    Human brain with network of blood vessels
    Human brain anatomy — Stock Photo
    Human brain anatomy
    Normal blood vessels, X-ray — Stock Photo
    Normal blood vessels, X-ray
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, digital illustration.
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Human anatomical structure — Stock Photo
    Human anatomical structure
    Red blood cells and protein, digital illustration. — Stock Photo
    Red blood cells and protein, digital illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Human brain anatomy — Stock Photo
    Human brain anatomy
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    3d illustration of activated platelets and thrombocytes while healing and closure of wound. — Stock Photo
    3d illustration of activated platelets and thrombocytes while healing and closure of wound.
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Human heart and its electrical system, 3d illustration. The yellow lines demonstrate the electrical (conduction) system of the heart. The heart at right shows an irregular heartbeat (arrhythmia) and atrial fibrillation. — Stock Photo
    Human heart and its electrical system, 3d illustration. The yellow lines demonstrate the electrical (conduction) system of the heart. The heart at right shows an irregular heartbeat (arrhythmia) and atrial fibrillation.
    Vascular system and skeleton of an adult — Stock Photo
    Vascular system and skeleton of an adult
    Normal blood vessels, X-ray — Stock Photo
    Normal blood vessels, X-ray
    First-aiders practicing cardiopulmonary resuscitation on training dummy. — Stock Photo
    First-aiders practicing cardiopulmonary resuscitation on training dummy.
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Human blood cells, computer illustration — Stock Photo
    Human blood cells, computer illustration
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Female anatomy cardiovascular system with skeleton on black background. — Stock Photo
    Female anatomy cardiovascular system with skeleton on black background.
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, digital illustration.
    Internal organs, circulatory and nervous systems — Stock Photo
    Internal organs, circulatory and nervous systems
    Representation of human anatomy — Stock Photo
    Representation of human anatomy
    Human heart and its electrical system, 3d illustration. The yellow lines demonstrate the electrical (conduction) system of the heart. The heart at right shows an irregular heartbeat (arrhythmia) and atrial fibrillation. — Stock Photo
    Human heart and its electrical system, 3d illustration. The yellow lines demonstrate the electrical (conduction) system of the heart. The heart at right shows an irregular heartbeat (arrhythmia) and atrial fibrillation.
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Blood supply of human arm — Stock Photo
    Blood supply of human arm
    Narrowed artery causing atherosclerosis — Stock Photo
    Narrowed artery causing atherosclerosis
    Conceptual computer Illustration of human heart anatomy. — Stock Photo
    Conceptual computer Illustration of human heart anatomy.
    Skeletal and cardiovascular systems of adult — Stock Photo
    Skeletal and cardiovascular systems of adult
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Human anatomy emphasizing upper-body — Stock Photo
    Human anatomy emphasizing upper-body
    Doctor practicing chest compression on infant training dummy. — Stock Photo
    Doctor practicing chest compression on infant training dummy.