Capillary Collection (page 5)

Third-degree burn, artwork
Third-degree burn, cut-away artwork. A third-degree burn is a severe burn that damages the top layer of skin (epidermis, dark pink), the underlying tissue (dermis)

LM of a cross section through alveoli in the lung
Lung alveoli. Light micrograph of a cross section through lung tissue showing alveoli. Making up the frame (spongy appearance) are tiny air sacs called alveoli

Kidney glomeruli, light micrograph
Kidney glomeruli. Light microscope of a section through the cortex of a healthy kidney showing glomeruli. The core of a glomerulus is formed of a tightly coiled capillary (purple)

Kidney capillary, SEM
Kidney capillary. Coloured scanning electron micrograph (SEM) of a fracture through a glomerular capillary. A kidney glomerulus, which filters waste products from the blood

Renal corpuscle of kidney
Coloured scanning electron micrograph (SEM) of a renal corpuscle in the kidney. The renal corpuscle is formed by the glomerulus (red), the convoluted capillary at centre

Liver blood supply, SEM
Liver blood supply. Coloured scanning electron micrograph (SEM) of several capillaries running through liver tissue. The functions of the liver include destroying old red blood cells

Bleeding in emphysema
Internal bleeding in lung tissue due to pulmonary emphysema, light micrograph. The bleeding is seen as numerous red blood cells (red)

Conjunctivitis, conceptual artwork. Bloodshot eye (red blood vessels), representing conjunctivitis. Conjunctivitis is an inflammation of the conjunctiva

Coloured SEM of a monocyte in a blood capillary
Monocyte. Coloured Scanning Electron Micrograph (SEM) of a monocyte (macrophage) in a blood capillary of the " zona reticularis" of the adrenal gland

Heart blood vessels, SEM
Heart blood vessels. Coloured scanning electron micrograph (SEM) of a freeze-fractured section through cardiac muscle, exposing the blood vessels of the heart

TEM of erythrocytes passing through capillary wall
False-colour transmission electron micrograph showing the flexibility of red blood cells, or erythrocytes. Three of them are seen in a deformed state as they pass through the wall of a small

Blood vessel leak, TEM
Blood vessel leak. Coloured transmission electron micrograph (TEM) of a white blood cell (centre, green and brown) leaking out of a blood vessel

Capillaries, SEM
Capillaries. Coloured scanning electron micrograph of a network of capillaries in fat (adipose) tissue. The capillaries are the smallest of the bodys blood vessels

Coronary capillary, SEM
Coronary capillary. Coloured scanning electron micrograph (SEM) of a section through a freeze- fractured coronary capillary blood vessel

Electron micrograph of blood capillaries in muscle
Blood capillaries. Coloured scanning electron micrograph of a network of blood capillaries from striated (skeletal) muscle

Coloured SEM of capillaries of the gall bladder
Capillaries of the gall bladder. Coloured Scanning Electron Micrograph (SEM) of blood vessels lining the wall of the gall bladder

TEM of transverse section through blood capillary
False-colour transmission electron micrograph (TEM) of a transverse section through a blood capillary, showing a single red blood cell in centre

Artwork based on SEM of microcapillary network

Blood vessels in the small intestine, SEM
Blood vessels from the external wall of the small intestine, coloured scanning electron micrograph (SEM). This is a cast: the vessels were filled with a resin, which then set

Blood vessels from the colon, SEM
Blood vessels from the colon (large intestine), coloured scanning electron micrograph (SEM). These vessels are from the capillary bed of the mucous membrane of the colon

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"Exploring the Intricate Network of Capillaries: A Journey through the Human Digestive System and Artistic Renderings" Step into the mesmerizing world of capillaries, where intricate pathways weave their way through our bodies. In this captivating journey, we delve into various organs and tissues to uncover the beauty and functionality of these tiny blood vessels. Starting with a closer look at the kidney glomerulus under a scanning electron microscope (SEM), we witness its complex structure that filters waste products from our blood. The delicate web-like arrangement of capillaries ensures efficient filtration, enabling our kidneys to maintain proper balance in our body. Moving on to another SEM image, we discover thyroid gland capillaries intricately intertwined within this vital endocrine organ. These microscopic vessels play a crucial role in delivering hormones throughout our body, ensuring proper metabolism and growth. As we continue exploring kidney glomeruli under SEM once again, their unique architecture comes into focus. These clusters of capillaries enable selective reabsorption and excretion processes necessary for maintaining fluid balance in our bodies. Shifting gears slightly, we turn towards retina blood vessels captured by SEM. Here, these tiny capillaries supply oxygen-rich blood to nourish the light-sensitive cells responsible for vision – an exquisite example of nature's design meeting function. Intriguingly, computer artwork showcases red blood cells flowing gracefully through capillary networks. This imaginative representation reminds us how essential these vessels are in transporting oxygen and nutrients while removing waste products throughout every corner of our bodies. Diving deeper into muscle tissue with false-color SEM imagery reveals pericyte-covered capillaries. Pericytes act as guardians protecting these fragile vessels while also playing a role in regulating blood flow – an elegant symbiotic relationship between cells within us. Concluding this captivating journey is yet another glimpse at kidney glomeruli but now observed through light microscopy. This traditional technique highlights their distinct appearance and allows us to appreciate the intricate details of these vital structures.