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fyeahmedicine: Bone tissue. Coloured scanning electron micrograph (SEM) of cancellous (spongy) bone. Bone tissue can be either cortical (compact) or cancellous. Cortical bone usually makes up the exterior of the bone, while cancellous bone is found in the interior. Cancellous bone is characterised by a honeycomb arrangement, comprising a network of trabeculae (rod-shaped) fibrous tissue. These structures provide support and strength to the bone. The spaces within this tissue contain bone…
A unique close-up image of a living human brain has won the Wellcome Prize for microscope photography after it was taken during a surgical procedure to treat a patient with epilepsy. Taken by Robert Ludlow of UCL's Institute of Neurology, the image is a rare shot of a living brain - a view normally only seen by neurosurgeons, showing veins, arteries and grey matter flushed pink with blood.
Human fingerprint. The smaller circles within the epidermal ridges are sweat gland ducts. No two fingerprints, even from identical twins, are said to be exactly alike. SEM X35 | Richard Kessel photo, visuals unlimited