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the skin has 3 different layers the epidermis the dermis and the hypodermis The epidermis has 5 different layers. # The cornified layer (stratum corneum) # The clear layer (stratum lucidum) # The granular layer (stratum granulosum) # the prickle cell layer (stratum spinosum) # the basal layer (stratum basale)
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∙ 15y ago
The skin consists of three main layers: the epidermis, dermis, and hypodermis. The epidermis is the outermost layer and contains protective keratinized cells. The dermis is the middle layer and contains blood vessels, nerves, hair follicles, and sweat glands. The hypodermis is the innermost layer and is composed of fat cells for insulation and cushioning.
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Is the most basic factor in the aging process the change in the molecular structure of the collagen?
Yes, changes in the molecular structure of collagen play a significant role in the aging process. Collagen is a protein that provides structure and support in the skin, and alterations in its structure lead to a decrease in skin elasticity and firmness, contributing to the visible signs of aging like wrinkles and sagging skin.
Why does aging skin not heal well?
Aging skin doesn't heal as well due to a decrease in collagen production, reduced skin elasticity, and slower cell turnover rates. These factors can impair the skin's ability to repair and regenerate itself effectively, leading to delayed wound healing and a higher susceptibility to skin damage.
If you have some old and new skin what does that mean?
Having both old and new skin typically means that your skin is in a state of natural turnover. New skin cells are constantly being produced in the deeper layers of the skin, pushing older cells to the surface where they eventually shed. This process helps maintain healthy skin regeneration and renewal.
What are the three types of age structure?
The three types of age structures are: young-age structure (high proportion of young individuals), stationary age structure (relatively equal proportion of individuals across age groups), and old-age structure (high proportion of older individuals).
How does sunlight affect the aging of skin?
Sunlight can accelerate the aging of skin by breaking down collagen and elastin fibers, leading to wrinkles, sagging skin, and age spots. The UV radiation in sunlight can also cause DNA damage in skin cells, which can lead to skin cancer. It is important to protect your skin from sunlight with sunscreen and protective clothing to prevent premature aging.
What is the protective structure of the carabao?
the protective structure of the Carabao is its thick skin
What is external structure?
skin
What structure that protects lemongrass?
Its skin
What is the structure of the throat?
skin, bone, & the esophagus
Which structure aids in water proofing the skin to prevent drying out?
The structure that aids in water-proofing the skin to prevent drying out is know as keratin. This is a type of protein which plays this crucial role for the skin.
How do acids burn the skin?
because they have corrosive chemicals in them that disintegrate the cellular structure of the skin
Which structure of a bacteria cell performs a similar function to the skin of a human?
The structure of a bacteria cell that performs a similar function to the skin of a human is the cell wall.
Why cant you find a respiratory structure in the segments of the earthworm?
You DO find a respiratory structure in each segment of the earthworm. An earthworm uses its skin as the respiratory structure. Oxygen in the air dissolves in the moisture and mucus on the skin then diffuses into blood capillaries close to the skin to be transported to the rest of the body.
What is External structure of animals?
The external structures of animals protect the animal from harm to internal organs. An example of an external structure is the skin and fur on a bear. The skin protects the internal organs, and the fur protects the skin.
What is a permanent structure originating from the skull?
horn
What structure helps retain body fluids?
skin
What body structure protect body from harm?
The skin
