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The dermis or corium is a layer of skin between the ... Blood vessels in the dermal papillae nourish all hair follicles and bring nutrients and oxygen to the lower ...
The blood vessels in the dermis provide nourishment and waste removal from its own cells as well as from the stratum basale of the epidermis. The dermis is structurally divided into two areas: a superficial area adjacent to the epidermis, called the papillary region , and a deep thicker area known as the reticular region .
The dermis contains two vascular networks that run parallel to the skin surface—one superficial and one deep plexus—which are connected by vertical communicating vessels. [8] [11] The function of blood vessels within the dermis is fourfold: to supply nutrition, to regulate temperature, to modulate inflammation, and to participate in wound ...
The reticular layer is the deep layer of the dermis and consists of the dense irregular connective tissue. These layers serve to give elasticity to the integument, allowing stretching and conferring flexibility, while also resisting distortions, wrinkling, and sagging. [3] The dermal layer provides a site for the endings of blood vessels and ...
The blood vessels in the dermis provide nourishment and waste removal from its own cells as well as for the epidermis. Dermis and subcutaneous tissues are thought to contain germinative cells involved in formation of horns, osteoderm, and other extra-skeletal apparatus in mammals.
A glomus body (or glomus organ; plural glomera) is a component of the dermis layer of the skin, involved in body temperature regulation. [1] [2] The glomus body is a small arteriovenous anastomosis surrounded by a capsule of connective tissue. Glomera are most numerous in the fingers and toes.
Timing is important to wound healing. Critically, the timing of wound re-epithelialization can decide the outcome of the healing. [11] If the epithelization of tissue over a denuded area is slow, a scar will form over many weeks, or months; [12] [13] If the epithelization of a wounded area is fast, the healing will result in regeneration.
Cutis, often termed the "true skin", is composed of the epidermis and the dermis. [1] The dermis contains blood vessels, sweat glands, sebaceous glands, and hair follicles. [2] The epidermis and the dermis contain sensory nerve endings to detect changes in the environment. [2] The cutis is the layer located above the subcutis. [2