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Skin Structure and Appendages in Anatomy & Physiology
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Epidermis
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Epidermis
The outermost layer of skin providing a protective barrier.
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Termini in questo insieme (13)
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Epidermis
The outermost layer of skin providing a protective barrier.
Papillary layer
The upper layer of the dermis composed of loose connective tissue that supports the epidermis.
Reticular layer
The deeper, thicker layer of the dermis made of dense connective tissue providing strength and elasticity.
Eccrine sweat gland
A sweat gland that produces watery sweat for thermoregulation.
Arrector pili muscle
A small muscle attached to hair follicles that causes hair to stand up (goosebumps).
Sebaceous (oil) gland
A gland that secretes sebum to lubricate and waterproof the skin and hair.
Hair follicle
A structure in the dermis from which hair grows.
Hair root
The part of the hair located below the skin surface within the follicle.
Sensory nerve fiber with free nerve endings
Nerve fibers in the skin that detect pain, temperature, and touch.
Dermal vascular plexus
A network of blood vessels in the dermis supplying nutrients and regulating temperature.
Lamellar corpuscle
A sensory receptor in the skin that detects pressure and vibration.
Hair follicle receptor (root hair plexus)
A sensory nerve ending that detects hair movement.
Adipose tissue
Fat tissue located beneath the dermis that provides insulation and cushioning.