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320 results

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    Coronary angioplasty stent insertion — Stock Photo
    Coronary angioplasty stent insertion
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems
    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 in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Adult male structural anatomy — Stock Photo
    Adult male structural anatomy
    Human brain anatomy — Stock Photo
    Human brain anatomy
    Red blood cells — Stock Photo
    Red blood cells
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Female anatomy cardiovascular system with skeleton on white background. — Stock Photo
    Female anatomy cardiovascular system with skeleton on white background.
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    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.
    Cross-section of human artery — Stock Photo
    Cross-section of human artery
    Human Platelets, computer illustration — Stock Photo
    Human Platelets, computer illustration
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    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.
    Schematic representation of human vein structure — Stock Photo
    Schematic representation of human vein structure
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, 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.
    Human structural anatomy — Stock Photo
    Human structural anatomy
    Skeletal and cardiovascular systems of adult — Stock Photo
    Skeletal and cardiovascular systems of adult
    Blood vessels of the arms — Stock Photo
    Blood vessels of the arms
    Female anatomy cardiovascular system with skeleton on black background. — Stock Photo
    Female anatomy cardiovascular system with skeleton on black background.
    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.
    Blood vessels of the brain — Stock Photo
    Blood vessels of the brain
    Healthy cardiovascular system — Stock Photo
    Healthy cardiovascular system
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Human red blood cells — Stock Photo
    Human red blood cells
    Coronary angioplasty stent insertion — Stock Photo
    Coronary angioplasty stent insertion
    Street view of Hanoi traffic — Stock Photo
    Street view of Hanoi traffic
    Female cardiovascular system on black background. — Stock Photo
    Female cardiovascular system on black background.
    Human blood cells, computer illustration — Stock Photo
    Human blood cells, computer illustration
    Pathophysiology of Arteriosclerosis — Stock Photo
    Pathophysiology of Arteriosclerosis
    HIV human immunodeficiency virus in bloodstream, digital illustration — Stock Photo
    HIV human immunodeficiency virus in bloodstream, digital illustration
    Ebola virus in blood and close-up of virions, digital illustration. — Stock Photo
    Ebola virus in blood and close-up of virions, digital illustration.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Healthy heart anatomy — Stock Photo
    Healthy heart anatomy
    Arteries and veins of the hand — Stock Photo
    Arteries and veins of the hand
    HIV human immunodeficiency virus in bloodstream, digital illustration — Stock Photo
    HIV human immunodeficiency virus in bloodstream, digital illustration
    Visual rendering of Heart anatomy — Stock Photo
    Visual rendering of Heart anatomy
    Brain blood supply — Stock Photo
    Brain blood supply
    Normal human alveoli anatomy — Stock Photo
    Normal human alveoli anatomy
    Healthy cardiovascular system — Stock Photo
    Healthy cardiovascular system
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy. — Stock Photo
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy.
    Cross-section of human artery — Stock Photo
    Cross-section of human 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.
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Vascular system of a child — Stock Photo
    Vascular system of a child
    Human cardiovascular system — Stock Photo
    Human cardiovascular system
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Human alveoli anatomy — Stock Photo
    Human alveoli anatomy
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Human vascular system — Stock Photo
    Human vascular system
    Illustration of platelets (thrombocytes) that have been activated (with extensions) and those that are non-activated. Platelets are part of the blood. When a blood vessel is damaged, the platelets become activated and secrete chemicals that cause the — Stock Photo
    Illustration of platelets (thrombocytes) that have been activated (with extensions) and those that are non-activated. Platelets are part of the blood. When a blood vessel is damaged, the platelets become activated and secrete chemicals that cause the
    Anatomy of a human heart, front and side view, 3d illustration. — Stock Photo
    Anatomy of a human heart, front and side view, 3d illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Colored angiogram of carotid artery in neck of mature patient. — Stock Photo
    Colored angiogram of carotid artery in neck of mature patient.