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the layer of skin beneath the epidermis, containing blood vessels, nerves, and connective tissue
真皮
the deepest layer of the skin that contains fat cells, blood vessels, and nerves
皮下组织
a layer of the epidermis (outermost layer of the skin) composed of keratinocytes that play a role in the skin's barrier function and provide structural support to the skin
棘层
a layer of the epidermis characterized by granular cells that produce keratin
颗粒层
a translucent layer of the epidermis found in thick skin regions of the body
透明层
the outermost layer of the skin consisting of dead cells forming a protective barrier
角质层
the top layer of the skin's second layer (dermis) and contains blood vessels, nerves, and connective tissue, contributing to the skin's structure and sensitivity to touch
真皮乳头层
the bottom layer of the skin's dermis that gives the skin strength, elasticity, and contains structures like sweat glands, hair follicles, and blood vessels
网状真皮
a small tubular structure that carries sweat from the sweat glands to the skin's surface
汗管
a type of skin cell that produces the protein keratin, which is an important component of the epidermis (outermost layer of the skin)
角质形成细胞
a skin cell responsible for producing melanin, the pigment that determines skin, hair, and eye color
黑色素细胞
a type of immune cell found in the skin's epidermis that plays a role in defending against foreign substances and pathogens, helping to regulate the immune response in the skin
朗格汉斯细胞
a specialized cell found in the skin's epidermis that is involved in the perception of touch and pressure, serving as sensory receptors
默克尔细胞
the layer of fat beneath the skin that provides insulation, cushioning, and energy storage in the body
皮下脂肪
a protective fold of skin that covers the glans of the penis in males or the clitoral hood in females
包皮
