Heart ventricle, SEM
Mouse embryo heart, SEM
Early clot formation, SEM
Blood-filled pulmonary arteriole, SEM
Lung bronchiole, SEM
Alveolus, SEM
Blood-filled foetal aorta, SEM
Lung capillary, TEM
Capillary with red blood cells, SEM
Artery with red blood cells, SEM
Blood vessel surface after angioplasty, SEM
Appendix artery, SEM
Vein of the scalp, SEM
Blood-filled pulmonary vein, SEM
Crenated red blood cell, SEM
Cells in lung tissue, SEM
Blood vessel and alveoli in lung tissue
Blood vessel in the lung, SEM
Artery, TEM
Heart valve, light micrograph
Human heart endocardium, light micrograph
Lung tissue and blood cells, SEM
Lung lining, SEM
Capillary, SEM-TEM comparison
Human red blood cells in a capillary, SEM
Red blood cells on a blood vessel, SEM
Tumour blood vessel, SEM
Kidney glomerulus, SEM
Lung tissue, SEM
Blood vessel in cancerous tissue, SEM
Vein cross-section, light micrograph
Alveolar macrophage, SEM
Nasal epithelium, SEM
Venule, TEM
Heart capillary, SEM
Artery SEM
Lung alveoli and red blood cells, TEM
Arteriole, TEM
Blood vessel, SEM
Blood from wound site, SEM
Skin wound, SEM
Blood cells, SEM
Endocarditis, light micrograph
Lung blood vessels, SEM
Testicular cancer capillary, TEM
Heart capillary, TEM
Liver vein, SEM
Heart valves and strings, SEM
Capillaries and red blood cells, SEM
Capillary and red blood cells, SEM
Bone marrow, SEM
Blood clot in the lung, SEM
Clot forming in lung tissue, SEM
Human heart, 3D CT scan
Nasal epithelium and pollen, SEM
Trachea mucous membrane, SEM
Small muscular artery, light micrograph
Blood vessels, SEM
Abscess, SEM
Brain capillary. TEM
Capillary and red blood cell, TEM
Capillary and RBC, TEM
Lung alveoli, SEM
Blood vessel lining, SEM
Inflammatory response, light micrograph
Embryo thoracic organs, light micrograph
Aorta, pulmonary artery and vena cava, CT scan
Blood clot, SEM
Alveolar tissue macrophage, SEM
Heart muscle and capillaries, SEM
Developing myocytes, SEM
Lung alveoli and an arteriole, SEM
Glomerulus, SEM
Human lung alveoli and vein, SEM
Elastic artery cross-section, SEM
Lung cancer, SEM
Lung blood vessel, SEM
Albumin crystals, SEM
Skeletal muscle and nerve, TEM
Skeletal muscle and nerve