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289 results

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    Arteries and veins of the hand — Stock Photo
    Arteries and veins of the hand
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red).
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Adult male structural anatomy — Stock Photo
    Adult male structural anatomy
    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 heart circulatory and electrical system, 3d illustration. Cross section of the heart showing the ventricles and valves, and the electrical (conduction) system (yellow lines) and circulatory system (red and blue lines). — Stock Photo
    Human heart circulatory and electrical system, 3d illustration. Cross section of the heart showing the ventricles and valves, and the electrical (conduction) system (yellow lines) and circulatory system (red and blue lines).
    Blood vessel with blood cells — Stock Photo
    Blood vessel with blood cells
    3d illustration of blood plasma and components of blood flowing from artery. — Stock Photo
    3d illustration of blood plasma and components of blood flowing from artery.
    Human cardiovascular system — Stock Photo
    Human cardiovascular system
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems
    Wall of a muscular artery — Stock Photo
    Wall of a muscular artery
    Vascular system of healthy adult — Stock Photo
    Vascular system of healthy adult
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems
    Shoulder blood supply — Stock Photo
    Shoulder blood supply
    Section of a muscular artery — Stock Photo
    Section of a muscular artery
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Digital illustration showing destruction of lymphoblast cells, acute lymphoblastic leukaemia treatment concept. — Stock Photo
    Digital illustration showing destruction of lymphoblast cells, acute lymphoblastic leukaemia treatment concept.
    Normal blood vessels, X-ray — Stock Photo
    Normal blood vessels, X-ray
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery. — Stock Photo
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery.
    Female structural anatomy — Stock Photo
    Female structural anatomy
    Human brain with network of blood vessels — Stock Photo
    Human brain with network of blood vessels
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Human Platelets, computer illustration — Stock Photo
    Human Platelets, computer illustration
    Cardiovascular system of an adult — Stock Photo
    Cardiovascular system of an adult
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    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.
    Illustration showing different types of blood cells, erythrocytes, neutrophil, monocyte, basophil, eosinophil, lymphocyte, and platelets. — Stock Photo
    Illustration showing different types of blood cells, erythrocytes, neutrophil, monocyte, basophil, eosinophil, lymphocyte, and platelets.
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Blood vessels of the neck — Stock Photo
    Blood vessels of the neck
    Female anatomy cardiovascular system with skeleton on white background. — Stock Photo
    Female anatomy cardiovascular system with skeleton on white background.
    Erythrocytes or red blood cells — Stock Photo
    Erythrocytes or red blood cells
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems
    Female cardiovascular system on white background. — Stock Photo
    Female cardiovascular system on white background.
    Cardiovascular system with emphasis on heart — Stock Photo
    Cardiovascular system with emphasis on heart
    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.
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy. — Stock Photo
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy.
    Human cardiovascular system — Stock Photo
    Human cardiovascular system
    Human heart circulatory and electrical system, 3d illustration. Cross section of the heart showing the ventricles and valves, and the electrical (conduction) system (yellow lines) and circulatory system (red and blue lines). — Stock Photo
    Human heart circulatory and electrical system, 3d illustration. Cross section of the heart showing the ventricles and valves, and the electrical (conduction) system (yellow lines) and circulatory system (red and blue lines).
    Colored angiogram of carotid artery in neck of mature patient. — Stock Photo
    Colored angiogram of carotid artery in neck of mature patient.
    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
    3d illustrations of the human heart with lines demonstrating blood flow. — Stock Photo
    3d illustrations of the human heart with lines demonstrating blood flow.
    Pathophysiology of Arteriosclerosis — Stock Photo
    Pathophysiology of Arteriosclerosis
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems
    Brain's blood supply — Stock Photo
    Brain's blood supply
    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.
    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 structural anatomy — Stock Photo
    Human structural anatomy
    Human heart anatomy — Stock Photo
    Human heart anatomy
    Red blood cells, digital illustration. — Stock Photo
    Red blood cells, digital illustration.
    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
    Atherosclerosis and narrowed artery — Stock Photo
    Atherosclerosis and narrowed artery
    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.
    Virus particles in blood stream, digital illustration. — Stock Photo
    Virus particles in blood stream, digital illustration.
    Schematic representation of human vein structure — Stock Photo
    Schematic representation of human vein structure
    Digital illustration showing destruction of lymphoblast cells, acute lymphoblastic leukaemia treatment concept. — Stock Photo
    Digital illustration showing destruction of lymphoblast cells, acute lymphoblastic leukaemia treatment concept.
    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.
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems