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In mammalian outer hair cells, the varying receptor potential is converted to active vibrations of the cell body. This mechanical response to electrical signals is termed somatic electromotility; [13] it drives variations in the cell's length, synchronized to the incoming sound signal, and provides mechanical amplification by feedback to the traveling wave.
There are many structures that make up the hair follicle. Anatomically, the triad of hair follicle, sebaceous gland and arrector pili muscle make up the pilosebaceous unit. [1] A hair follicle consists of : The papilla is a large structure at the base of the hair follicle. [4] The papilla is made up mainly of connective tissue and a capillary ...
Hair follicle of Felidae. Each strand of hair is made up of the medulla, cortex, and cuticle. [7] The innermost region, the medulla, is an open and unstructured region that is not always present. [8] The highly structural and organized cortex, or second of three layers of the hair, is the primary source of mechanical strength and water uptake.
Hair is a stratified squamous keratinized epithelium made of multi-layered flat cells whose rope-like filaments provide structure and strength to the hair shaft. The protein called keratin makes up hair and stimulates hair growth. Hair follows a specific growth cycle with three distinct and concurrent phases: anagen, catagen, and telogen. Each ...
The structure, consisting of hair, hair follicles, arrector pili muscles, and sebaceous glands, is an epidermal invagination known as a pilosebaceous unit. [ 4 ] Sebaceous glands are also found in hairless areas ( glabrous skin ) of the eyelids , nose , penis , labia minora , the inner mucosal membrane of the cheek , and nipples . [ 4 ]
13 Expert-Sourced Tips For Creating a Healthy Hair Care Routine. This article was reviewed by Addie Ganik, MD, FAAD. A healthy hair care routine is the secret to achieving shiny, strong hair.
Disulfide bonds make up your hair and give it structure and durability. When the disulfide bonds break, that causes hair issues like breakage, split ends, etc. Olaplex learned that a single ...
A kinocilium is a special type of cilium on the apex of hair cells located in the sensory epithelium of the vertebrate inner ear. Contrasting with stereocilia, which are numerous, there is only one kinocilium on each hair cell. The kinocilium can be identified by its apical position as well as its enlarged tip.