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15536848 results

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    Schematic representation of human vein structure — Stock Photo
    Schematic representation of human vein structure
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Schematic representation of human vein structure — Stock Photo
    Schematic representation of human vein structure
    Blood supply network of human head — Stock Photo
    Blood supply network of human head
    Illustration of female silhouette with highlighted heart. — Stock Photo
    Illustration of female silhouette with highlighted heart.
    Female structural anatomy — Stock Photo
    Female structural anatomy
    View of Mitral valve — Stock Photo
    View of Mitral valve
    View of Male vascular system — Stock Photo
    View of Male vascular system
    3d rendered illustration of cyclist heart on black background. — Stock Photo
    3d rendered illustration of cyclist heart on black background.
    Illustration of human blood cells in blood stream. — Stock Photo
    Illustration of human blood cells in blood stream.
    Illustration of figure of obese man with visible heart. — Stock Photo
    Illustration of figure of obese man with visible heart.
    Normal and healthy abdomen anatomy — Stock Photo
    Normal and healthy abdomen anatomy
    Illustration of fatty heart on white background. — Stock Photo
    Illustration of fatty heart on white background.
    Illustration of clot of human blood cells. — Stock Photo
    Illustration of clot of human blood cells.
    Erythrocytes red blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes red blood cells in human blood vessel, digital illustration.
    Anatomy of human skin — Stock Photo
    Anatomy of human skin
    Illustration of single human blood cell on white background. — Stock Photo
    Illustration of single human blood cell on white background.
    Cardiovascular system with emphasis on heart — Stock Photo
    Cardiovascular system with emphasis on heart
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Illustration of group of cells in blood clot. — Stock Photo
    Illustration of group of cells in blood clot.
    Illustration of senior woman blue silhouette with highlighted heart on white background. — Stock Photo
    Illustration of senior woman blue silhouette with highlighted heart on white background.
    Illustration of senior man silhouette with visible heart. — Stock Photo
    Illustration of senior man silhouette with visible heart.
    Illustration of human silhouette with inflamed heart. — Stock Photo
    Illustration of human silhouette with inflamed heart.
    Illustration of silhouette of obese man with visible heart. — Stock Photo
    Illustration of silhouette of obese man with visible heart.
    Illustration of healthy heart in human body silhouette. — Stock Photo
    Illustration of healthy heart in human body silhouette.
    Blood supply of neck and head — Stock Photo
    Blood supply of neck and head
    Virus particles spreading through blood stream — Stock Photo
    Virus particles spreading through blood stream
    Illustration of cross section of kidneys on white background. — Stock Photo
    Illustration of cross section of kidneys on white background.
    Illustration of flowing human blood cells. — Stock Photo
    Illustration of flowing human blood cells.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Illustration of cross section of kidney on black background. — Stock Photo
    Illustration of cross section of kidney on black background.
    Illustration of clot of human blood cells. — Stock Photo
    Illustration of clot of human blood cells.
    Illustration of heart in human body silhouette. — Stock Photo
    Illustration of heart in human body silhouette.
    Man holding a heart, computer illustration. — Stock Photo
    Man holding a heart, computer illustration.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Light micrograph of a section through tissue showing an artery (middle ) and a vein (top left). — Stock Photo
    Light micrograph of a section through tissue showing an artery (middle ) and a vein (top left).
    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
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Anatomy of human skin — Stock Photo
    Anatomy of human skin
    Man holding a heart, computer illustration. — Stock Photo
    Man holding a heart, computer illustration.
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration.
    Healthy cardiovascular system — Stock Photo
    Healthy cardiovascular system
    Nervous and circulatory systems — Stock Photo
    Nervous and circulatory systems
    Illustration of transparent blue silhouette of male body with colored heart tumour. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored heart tumour.
    Illustration of human blood cells on white background. — Stock Photo
    Illustration of human blood cells on white background.
    Illustration of female silhouette with highlighted heart. — Stock Photo
    Illustration of female silhouette with highlighted heart.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Computer illustration of a blood clot inside vein, known as venous thrombus. — Stock Photo
    Computer illustration of a blood clot inside vein, known as venous thrombus.
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    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.
    Blood supply network of human head — Stock Photo
    Blood supply network of human head
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Illustration of heart tumour in male body silhouette on black background. — Stock Photo
    Illustration of heart tumour in male body silhouette on black background.
    Virus particles spreading through blood stream — Stock Photo
    Virus particles spreading through blood stream
    Cardiovascular system with emphasis on heart — Stock Photo
    Cardiovascular system with emphasis on heart
    Illustration of silhouette of obese man with visible heart. — Stock Photo
    Illustration of silhouette of obese man with visible heart.