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340 items found for %	1 2 3 4 5 6 7 8 9 10 ...29 Next

Malnourished child

Bengal tiger (Panthera tigris)

Earth rising

SEM of ant with chip

#media dmcs-1041222

#media dmcs-1104600

$Salivary gland. Salivary gland. Coloured scanning electronmicrograph (SEM) of a transverse freeze-fracturedsection through an acinus (large brown circle) ina salivary gland. The rest of the image comprisesseveral other acini surrounding this acinus. Aciniare the smallest unit of a gland. They comprise acircular cluster of cells that secrete fluid intoa central duct (hole, centre) that leads to largerducts. These acini are secreting granules (lumps,brown) of mucus, the natural lubricating fluidfound in saliva. Each acini is circled by a layerof connective tissue (pink). Saliva is secretedinto the mouth to aid digestion and the process ofswallowing. Magnification: x1000 at 6x7cm size.$

#media dmcs-1120188

Helix Nebula, HST image

Parents kissing baby boy

Salivary gland

Martian crater, artwork

Buy Cave of Crystals, Naica Mine, Mexico

Cave of Crystals, Naica Mine, Mexico

Hong Kong Stock Exchange

Macrophotograph of Agrias claudina wing

Core of Omega Centauri globular cluster

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