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21285698 results

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    Brain's blood supply — Stock Photo
    Brain's blood supply
    Coronary blood vessels of the heart — Stock Photo
    Coronary blood vessels of the heart
    Illustration on black of silhouette of obese woman with highlighted heart. — Stock Photo
    Illustration on black of silhouette of obese woman with highlighted heart.
    Realistic human heart and blood vessels on black background, digital illustration. — Stock Photo
    Realistic human heart and blood vessels on black background, digital illustration.
    Stent and balloon catheter, digital illustration. — Stock Photo
    Stent and balloon catheter, digital illustration.
    Full dog anatomy with internal organs and skeleton, digital illustration. — Stock Photo
    Full dog anatomy with internal organs and skeleton, digital illustration.
    Heart of glass anatomy — Stock Photo
    Heart of glass anatomy
    Medical illustration of human blood vessels of neck. — Stock Photo
    Medical illustration of human blood vessels of neck.
    Realistic human heart and blood vessels on white background, digital illustration. — Stock Photo
    Realistic human heart and blood vessels on white background, digital illustration.
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Realistic human heart model on black background, computer illustration. — Stock Photo
    Realistic human heart model on black background, computer illustration.
    Vascular system in male body, computer illustration. — Stock Photo
    Vascular system in male body, computer illustration.
    Woman undergoing examination in skin clinic — Stock Photo
    Woman undergoing examination in skin clinic
    Human body model showing male anatomy and blood vessels, digital illustration. — Stock Photo
    Human body model showing male anatomy and blood vessels, digital illustration.
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Illustration of senior woman with heart tumour on black background. — Stock Photo
    Illustration of senior woman with heart tumour on black background.
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree. — Stock Photo
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree.
    Human upper body blood vessels, digital illustration. — Stock Photo
    Human upper body blood vessels, digital illustration.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Chest pain, conceptual computer illustration. — Stock Photo
    Chest pain, conceptual computer illustration.
    Full dog musculature with internal organs, digital illustration. — Stock Photo
    Full dog musculature with internal organs, digital illustration.
    Grey human heart model on white background, computer illustration. — Stock Photo
    Grey human heart model on white background, computer illustration.
    Vascular system of female upper body, computer illustration. — Stock Photo
    Vascular system of female upper body, computer illustration.
    Realistic human heart and blood vessels on black background, digital illustration. — Stock Photo
    Realistic human heart and blood vessels on black background, digital illustration.
    Abstract female model with visible skeleton and lymphatic system, computer illustration. — Stock Photo
    Abstract female model with visible skeleton and lymphatic system, computer illustration.
    Blood supply network of human head — Stock Photo
    Blood supply network of human head
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    Wild fresh green and wilted orange huge leaves on stems of lush ferns in dense forest during autumn — Stock Photo
    Wild fresh green and wilted orange huge leaves on stems of lush ferns in dense forest during autumn
    Illustration of transparent blue silhouette of male body with colored heart. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored heart.
    Female anatomical body with visible lymphatic system, computer illustration. — Stock Photo
    Female anatomical body with visible lymphatic system, computer illustration.
    Dog silhouette with red colored heart on black background, digital illustration. — Stock Photo
    Dog silhouette with red colored heart on black background, digital illustration.
    Illustration of human heart in body silhouette. — Stock Photo
    Illustration of human heart in body silhouette.
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (blue) and large intercellular air spaces (holes). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (blue) and large intercellular air spaces (holes).
    Digital illustration of balls of cholesterol lipids in blood vessel. — Stock Photo
    Digital illustration of balls of cholesterol lipids in blood vessel.
    Midrib of a tea leaf — Stock Photo
    Midrib of a tea leaf
    Medical illustration of human neck blood vessels. — Stock Photo
    Medical illustration of human neck blood vessels.
    Narrowed blood vessel, computer illustration. — Stock Photo
    Narrowed blood vessel, computer illustration.
    Broom stem. Light micrograph (LM) of transverse section through stem of common broom (Salicornia europaea) plant. Broom is drought plant (xerophyte) with ribbed stems and branches to increase area for photosynthesis — Stock Photo
    Broom stem. Light micrograph (LM) of transverse section through stem of common broom (Salicornia europaea) plant. Broom is drought plant (xerophyte) with ribbed stems and branches to increase area for photosynthesis
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Visible heart in female body silhouette, computer illustration. — Stock Photo
    Visible heart in female body silhouette, computer illustration.
    Male vascular system — Stock Photo
    Male vascular system
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow).
    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).
    Lymphatic system of male upper body, computer illustration. — Stock Photo
    Lymphatic system of male upper body, computer illustration.
    Male shoulder anatomy, digital illustration. — Stock Photo
    Male shoulder anatomy, digital illustration.
    Female body showing skeleton and lymphatic system, digital illustration. — Stock Photo
    Female body showing skeleton and lymphatic system, digital illustration.
    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.
    Medical illustration of blocked artery disorder. — Stock Photo
    Medical illustration of blocked artery disorder.
    Section through an osteoid osteoma — Stock Photo
    Section through an osteoid osteoma
    Female body with visible cardiovascular system, digital illustration. — Stock Photo
    Female body with visible cardiovascular system, digital illustration.
    Vascular system of neck in male body, computer illustration. — Stock Photo
    Vascular system of neck in male body, computer illustration.
    Female body with visible vascular system, digital illustration. — Stock Photo
    Female body with visible vascular system, digital illustration.
    Full dog anatomy with internal organs and skeleton, digital illustration. — Stock Photo
    Full dog anatomy with internal organs and skeleton, digital illustration.
    Female anatomy showing vascular system, digital illustration. — Stock Photo
    Female anatomy showing vascular system, digital illustration.
    Lymphatic system of male upper body, computer illustration. — Stock Photo
    Lymphatic system of male upper body, computer illustration.
    Male body with visible skeleton and vascular system, computer illustration. — Stock Photo
    Male body with visible skeleton and vascular system, computer illustration.
    Visible heart in female body silhouette, computer illustration. — Stock Photo
    Visible heart in female body silhouette, computer illustration.
    Human body model showing male anatomy and blood vessels, digital illustration. — Stock Photo
    Human body model showing male anatomy and blood vessels, digital illustration.
    Helianthus stem. Light micrograph (LM) of stem of perennial sunflower (Helianthus sp.) in cross-section showing vascular bundles (green, yellow). Vascular tissues transport water and dissolved substances inside plant — Stock Photo
    Helianthus stem. Light micrograph (LM) of stem of perennial sunflower (Helianthus sp.) in cross-section showing vascular bundles (green, yellow). Vascular tissues transport water and dissolved substances inside plant