Epidermis Collection (page 11)

Mature poppy ovary, light micrograph
Mature poppy ovary. Light micrograph (LM) of a cross-section through a mature poppy ovary, which is incompletely divided by septa (membranes) that do not meet in the centre

Pansy petal, SEM
Pansy petal. Coloured scanning electron micrograph (SEM) of the surface of a pansy flower petal (Viola tricolor). The petal is covered in tiny epidermal hairs (cone-shaped objects)

Section through a pine needle, LM
Section through a pine needle. Light micrograph (LM) of a section through the needle (leaf) of a pine tree, Pinus sp.. The centre of the needle is occupied by two vascular bundles

Leaf midrib, SEM
Leaf midrib. Coloured scanning electron micrograph (SEM) of a section through the midrib of a leaf from the Common Box (Buxus sempervirens)

Open stoma, SEM
Open stoma. Coloured scanning electron micrograph (SEM) of an open stoma on the surface of a tobacco leaf (Nicotiana tabacum)

Pincushion hakea leaf, light micrograph
Pincushion hakea leaf. Polarised light micrograph of a transverse section through the leaf of a pincushion hakea (Hakea laurina) plant. This is a drought plant (xerophyte)

Heather leaf stomata, light micrograph
Heather leaf stomata. Light micrograph of a transverse section through a stomata (centre, circular) in the leaf of a heather (Erica sp.) plant. Heather is a drought plant (xerophyte)

Heather leaf, light micrograph
Heather leaf. Light micrograph of a transverse section through the leaf of a heather (Erica sp.) plant. Heather is a drought plant (xerophyte)

She-oak stem, light micrograph
She-oak stem. Light micrograph of a transverse section through the stem of the Australian she-oak (Casuarina equisetifolia). The she-oak is a drought plant (xerophyte)

Water lily leaf stalk, light micrograph
Water lily leaf stalk. Light micrograph of a transverse section through the leaf stalk (petiole) of a water lily (Nymphaea sp.). All aquatic plants (hydrophytes) have a similar structure

Pondweed stem, light micrograph
Pondweed stem. Light micrograph of a transverse section through the stem of a pondweed (Potamogeton sp.) plant. All aquatic plants (hydrophytes) have a similar stem structure

Sweet potato stem, light micrograph
Sweet potato stem. Light micrograph of a transverse section through part of a sweet potato (Ipomoea batatas) stem. At bottom is a large area of pith, consisting of parenchyma cells

Scalp tissue, light micrograph
Scalp tissue. Polarised light micrograph of a section through the human scalp. This section shows oblique and transverse sections through hair shafts (yellow-orange)

Skin tissue, light micrograph
Skin tissue. Light micrograph of a transverse section through human skin. The skin is made up of an outer epidermis (pale purple, across top) with hair follicles (deep purple)

Dogfish gill, light micrograph
Dogfish gill. Light micrograph of a section through a gill lamella from a lesser spotted dogfish (Scyliorhinus canicula). Running across centre is a brachial artery

Human finger, longitudinal section
Human finger. Light micrograph of a longitudinal section through a finger of a human infant. This shows the bones inside the finger (here, the 1st and 2nd phalanges)

Heel skin tissue, light micrograph
Heel skin tissue. Polarised light micrograph of a transverse section through skin from the heel of a human foot. The sole of the foot has to withstand the weight of the body

Shark skin, light micrograph
Shark skin. Light micrograph of a section through the skin of a shark, showing two dermal denticles. These bony structures cover the whole skin of the shark

Foot skin tissue, light micrograph
Foot skin tissue. Light micrograph of a transverse section through skin from a human foot. The skin is made up of an outer epidermis (across top)

Skin sweat glands, light micrograph
Skin sweat glands. Light micrograph of a transverse section through skin from a human foot. The skin is made up of an outer epidermis (across top) and a lower epidermis (deep purple)

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The epidermis, our body's protective outer layer, is a fascinating subject that encompasses various aspects of skin disorders and artwork. From examining the lime tree stem under a light micrograph to exploring a section through human skin using scanning electron microscopy (SEM), there are endless possibilities for understanding this intricate organ. In Picture No. 11675585, we can observe an illustration depicting the cross-section of human skin with heat trapped by erect hairs. This visual representation highlights the complexity of our epidermis and its role in regulating body temperature. Delving deeper into the layers of our skin, SEM images reveal the intricate patterns and structures present on its surface. Whether it's studying the texture of tomato leaf or periwinkle petal surfaces or even analyzing zebra fish skin at a microscopic level, these images provide valuable insights into how diverse organisms have adapted their epidermal layers for survival. Examining individual cells within the epidermis becomes possible through transmission electron microscopy (TEM). By zooming in on these tiny building blocks, we gain insight into their structure and function, helping us understand how they contribute to overall skin health. Even beyond humans, other organisms like olive leaves also possess unique features worth exploring. Through SEM imaging of olive leaf trichomes - small hair-like structures covering their surface - we can appreciate nature's intricacies while drawing parallels between different species' adaptations. From understanding common skin disorders to appreciating art inspired by this remarkable organ's beauty and functionality, delving into the world opens up a realm filled with scientific wonder and artistic inspiration alike.