Flashcards in Integument & Barriers to Infection Deck (31):
The __________ is the hypodermis, dermis, and epidermis
Thick skin has ______ layers while thin skin has ____ layers
The raised area between the dermis and epidermis is called
Dermal or epidermal ridges
What are the 5 layers of the integument?
Stratum corneum, stratum lucidum (only in thick), stratum granulosum, stratum spinosum, stratum basale
The most mitotically active layer is the stratum _________
What 2 problems arise from basale?
Psoriasis and melanoma
In the stratum _________, keratin aggregates to form _____________
The stratum spinosum and the stratum basale form the ______________ layer which is often the thickest layer
The stratum ___________ is made of flattened cells that contain granules.
_________ granules are basophil and cystine and histadine rich and assemble keratin into bundles
________ granules are lipid rich and serve as a barrier to water and foreign material
The stratum _________ is translucent and has no organelles
The stratum __________ is made of fully keratinized cells called _________
__________ produce keratin and house ___________
__________ produce melanin and transfer it to keratinocytes.
_________ is a pigment that protein that protects nuclei from UV radiation
___________ helps produce melanin and is UV sensitive
The most common cells in the stratum spinosum
Langerhans cells function as
The ______ layer of the dermis is the superficial layer while the ________ layer is deeper
Free nerve endings are responsible for
Temperature, touch, itching, and pain
_______________ are elliptical shaped and detect light touch or low frequency stimuli and are numerous in ______ ________ and _________
Meissner corpuscle, fingertips, palms, soles
________________ are oval shaped and detect coarse touch, vibration, or pressure
The ________ portion of glands produces what is going to be secreted while the _______ portion serves as a way to move it
Sweat glands or sudoriferous glands are characterized as _________ ( ___________ ).
Sebaceous glands are associated with ____________
Sebaceous glands produce ________ via ___________ secretion
Eccrine sweat produce sweat which is used for _________
Apocrine glands use ____________ secretion which produces a milky sweat which responds to hormones
The hair shaft is made of the _______ (the core of hair shaft), __________ (middle layer of hair shaft), and _____________(outer layer of hair shaft)
Medulla, cortex, cuticle