Notes in G11 Integument

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Status	Last Update	Fields
Published	11/02/2024	93eb9166a3834a93b8268af5c593bc7d-ao-1
Published	11/02/2024	93eb9166a3834a93b8268af5c593bc7d-ao-2
Published	11/02/2024	Functions of the skin include:{{c1::Protection}} from mechanical, chemical, and biological insult{{c1::Moisture}} control{{c1::Thermo}}regulation{{c1:…
Published	11/02/2024	The {{c1::keratinocyte}} is the principal cell of the epidermis. Other relevant cells are {{c1::melanocytes}}, {{c1::langerhans cells (dendritic …
Published	11/02/2024	Thick skin is {{c1::hairless::hairy/hairless}} and contains a stratum {{c1::lucidum}}. It can be found lining the {{c1::sole of the foot or the palm}}…
Published	11/02/2024	Epidermis is adhered to the underlying dermis via a specialized basement membrane and the intercalation of {{c1::epidermal (rete) ridges}} and {{c1::d…
Published	11/02/2024	hypodermis - other name and contents
Published	11/02/2024	Layers of the epidermis (superficial to deep):{{c1::stratum corneumstratum lucidum (only present in thick skin)stratum granulosumstratum spinosumstrat…
Published	11/02/2024	what are keratinocytes
Published	11/02/2024	describe the stratum basale
Published	11/02/2024	The human epidermis renews itself roughly every {{c1::15-30 days}}.
Published	11/02/2024	describe the stratum spinosum
Published	11/02/2024	structure of cytokeratins from smallest to largest
Published	11/02/2024	Keratin aggregates (organized by {{c1::fillagrin}} proteins) are assembled and crosslinked within {{c1::keratohyalin}} granules of the stratum {{c1::g…
Published	11/02/2024	Lamellar granules are {{c1::golgi}}-derived, {{c1::lipid}}-laden granules of the stratum {{c1::granulosum}} of epithelium
Published	11/02/2024	describe the stratum granulosum
Published	11/02/2024	describe the stratum lucidum
Published	11/02/2024	describe the stratum corneum
Published	11/02/2024	Melanocytes originate from the {{c1::neural crest::embrology}}.
Published	11/02/2024	Melanocytes can be found within the {{c1::stratum basale}} of epithelial tissues. They primarily produce {{c1::melanin}} which is stored in {{c1::mela…
Published	11/02/2024	Darker skinned individuals have {{c1::normal}} amounts of melanocyte
Published	11/02/2024	Langerhans cells can be found intercalated with keratinocytes of the stratum {{c1::spinosum}}
Published	11/02/2024	Merkel cells are modified {{c1::keratinocytes}} that detect {{c1::light touch}}. They are located in the stratum {{c1::basale}} are are linked to neig…
Published	11/02/2024	The dermis can be subdivided into the {{c1::papillary}} dermis and the {{c1::reticular}} dermis
Published	11/02/2024	The characteristic wrinkling of aging is primarily caused by the degeneration and underproduction of {{c1::dermal collagen and elastin}}
Published	11/02/2024	Meissner's corpuscles are touch receptors located in the {{c1::papillary}} dermis that detect {{c1::light}} touch and {{c1::low}} frequency vibrations…
Published	11/02/2024	Pacinian corpuscles detect {{c1::deep pressure}} and {{c1::high}} frequency vibrations
Published	11/02/2024	what are ruffini corpuscles
Published	11/02/2024	Sebaceous glands secrete {{c1::sebum}} via {{c1::holocrine}} secretion in {{c1::thin}} skin. {{c2::Sebum}} functions as an {{c2::antioxidant}}, {{c2::…
Published	11/02/2024	Eccrine sweat glands utilize {{c1::merocrine}} secretion. Apocrine sweat glands utilize {{c1::merocrine}} secretion
Published	11/02/2024	parts of the body that contain sweat glands
Published	11/02/2024	Eccrine sweat glands morphologically form {{c1::simple coiled-tubular glands}} that begin in the {{c1::reticular dermis::tissue layer}} and have ducts…
Published	11/02/2024	Sweat gland secretions can be modulated via {{c1::sympathetic::parasympatethic/sympathetic}} innervations of {{c1::myoepithelial}} cells
Published	11/02/2024	Eccrine sweat glands primarily function in aiding {{c1::thermoregulation}}
Published	11/02/2024	Apocrine sweat glands resemble eccrine sweat glands but have {{c1::dilated lumens}}. They are localized to the {{c1::groin and axilla}} with their sec…
Published	11/02/2024	Hair is found exclusively in {{c1::thin}} skin
Published	11/02/2024	hair growth is strongly influenced by
Published	11/02/2024	where does hair form in the skin?
Published	11/02/2024	what is the terminal dilation of the hair follicle and what is here
Published	11/02/2024	what cells are in direct contact with the dermal papilla of the hair bulb
Published	11/02/2024	what are the layers of hair
Published	11/02/2024	what is the epithelial root sheath
Published	11/02/2024	The proximal portion of the nail is called the nail {{c1::root}} and is covered by a fold of skin whose stratum corneum extends to form the {{c1::cuti…
Published	11/02/2024	The nail is adhered to the skin by an epidermal plate called the nail {{c1::bed}} which is composed of layers from the strata {{c1::basale and spinosu…
Published	11/02/2024	Nail division occurs within the nail {{c1::matrix}} underlying the {{c1::epo}}nychium
Published	11/02/2024	864255f764c648c0a39f78da95f7b020-ao-1
Published	11/02/2024	864255f764c648c0a39f78da95f7b020-ao-2
Published	11/02/2024	864255f764c648c0a39f78da95f7b020-ao-3
Published	11/02/2024	864255f764c648c0a39f78da95f7b020-ao-4
Published	11/02/2024	864255f764c648c0a39f78da95f7b020-ao-5
Published	11/02/2024	{{c1::thick skin with eccrine sweat glands::tissue type and glands present}}
Published	11/02/2024	{{c1::Eccrine sweat glands}} are the only glands found in thick skin.
Published	11/02/2024	1a732e3460c841dabcd96e7c8d68ff1e-ao-1
Published	11/02/2024	1a732e3460c841dabcd96e7c8d68ff1e-ao-2
Published	11/02/2024	1a732e3460c841dabcd96e7c8d68ff1e-ao-3
Published	11/02/2024	{{c1::stratum spinosum}}
Published	11/02/2024	9b8dbcf781f74a7a90bc1d5debf38fc0-ao-1
Published	11/02/2024	{{c1::melanosomes in the straum spinosum}}
Published	11/02/2024	{{c1::langerhans cells in the stratum spinosum::cell type and tissue layer}}
Published	11/02/2024	{{c1::merkel cells}}
Published	11/02/2024	{{c1::merkel cell::what is this cell? hint, it is located in epithelial tissue}}
Published	11/02/2024	{{c1::meissners corpuscle in papillary dermis}}
Published	11/02/2024	{{c1::pacinian corpuscle in hypodermis}}
Published	11/02/2024	fb906e788db146a79c11b5e9f175bafe-ao-1
Published	11/02/2024	fb906e788db146a79c11b5e9f175bafe-ao-2
Published	11/02/2024	fb906e788db146a79c11b5e9f175bafe-ao-3
Published	11/02/2024	{{c1::eccrine sweat gland duct in thick skin::structure and tissue}}
Published	11/02/2024	{{c1::apocrine sweat glands::S}}
Published	11/02/2024	1878fc2e2c544b378e2a4ee6d17197b2-ao-1
Published	11/02/2024	1878fc2e2c544b378e2a4ee6d17197b2-ao-2
Published	11/02/2024	1878fc2e2c544b378e2a4ee6d17197b2-ao-3
Published	11/02/2024	1878fc2e2c544b378e2a4ee6d17197b2-ao-4
Published	11/02/2024	ea5cf738ee244a9d8cc5dc5e74dc4f79-ao-1
Published	11/02/2024	ea5cf738ee244a9d8cc5dc5e74dc4f79-ao-2
Published	11/02/2024	ea5cf738ee244a9d8cc5dc5e74dc4f79-ao-3
Published	11/02/2024	ea5cf738ee244a9d8cc5dc5e74dc4f79-ao-4
Published	11/02/2024	Langerhans cells are of {{c1::hematopoietic (monocyte)}} origin
Published	11/02/2024	what are the 2 forms of melanin?{{c1::eumelanin - brownish-black pigmentpheomelanin - reddish-yellow pigment}}
Published	11/02/2024	Langerhans cells are {{c1::antigen-presenting cells}} derived from bone marrow
Published	11/02/2024	what is an epidermal-melanin unit?
Published	11/02/2024	the hypodermis contains {{c1::larger vessels that supply and drain the dermal blood vasculature}}
Published	11/02/2024	Apocrine sweat glands first become functional following {{c1::puberty}} and produce {{c1::watery merocrine}} secretions that produce {{c1::a character…
Published	11/02/2024	nails are {{c1::hard plates of keratin}}
Published	11/02/2024	the nail bed contains only the {{c1::stratum basale and spinosum::epidermal layers}}
Published	11/02/2024	the external root sheath covers the {{c1::internal sheath}} and extends to the {{c1::epidermis}} - it is continous with the strata {{c1::basale}} and …
Published	11/02/2024	the internal root sheath surrounds the {{c1::initial part of the hair}} root but degenerates at the {{c1::sebaceous}} gland level
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