Blood Supply Hoodies

Retina cells. Fluorescent light micrograph of cells in the retina, the light-sensitive membrane that lines the back of the eyeball. A blood vessel runs from left to right, and numerous other branches are seen. The tissue has been tagged with fluorescent markers specific to certain proteins. The green marks actin filaments that ensheath the vessel and help modulate blood flow by constriction and relaxation. Red marks for red blood cells. Magnification: x200 when printed 10 cm wide.

Retina blood vessels and nerve cells. Light micrograph showing the blood vessels and nerve cells in the retina of an eye. The retina is the light-sensitive membrane that lines the back of the eyeball.

Brain anatomy, computer artwork. The cerebellum is purple the corpus callosum is green.

Human eye, anatomy, iris, blood supply, papilla, retina, Medical

Human eye, anatomy, iris, blood supply, papilla, retina, Medical

Human eye, anatomy, iris, blood supply, papilla, retina, Medical

Human eye, anatomy, iris, blood supply, papilla, retina, Medical

Human eye, anatomy, iris, blood supply, papilla, retina, Medical

Human eye, anatomy, iris, blood supply, papilla, retina, Medical

Human eye, anatomy, iris, blood supply, papilla, retina, Medical

Saphenous vein. Light micrograph of a section through the wall of a saphenous vein from a leg, showing muscle fibres and connective tissue.

Human eye, anatomy, iris, blood supply, papilla, retina, Medical

Human eye, anatomy, iris, blood supply, papilla, retina, Medical