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What does The epidermis contain that allows it to provide a protective physical barrier?
The dermis contains fat cell, blood supply, and nerves. It also contains hair follicles, oild glands, and sweat glands. Fibroblasts in the dermis make collagen.
The dermis is composed of connective tissue and contains blood vessels, nerve endings, hair follicles, lymph vessels sebaceous glands(oil glands), and sudoriferous glands(sweat glands).
collagen fibers, arector pili, sebaceous glands, sudoriferous glands, sensory receptors pacinian corpuscle, meissener's corpuscle, hair root, stratified epithelium The dermis contains, among other things, hair follicles, sebaceous glands (oil), sweat glands, free nerve endings (pain), pressure/touch receptors and a microvascular supply.
What else can I help you with?
What is a single layer of cells beneath the cuticle?
The single layer of cells beneath the cuticle is known as the epidermis. It serves as a protective barrier for the skin and can contain different types of cells such as keratinocytes, melanocytes, and Langerhans cells.
What does the epidermis not contain?
The epidermis does not contain blood vessels, nerves, or muscles. It is primarily composed of keratinocytes that provide a waterproof barrier and protect the underlying layers of the skin.
The epidermis of a plant functions much like the what of an animal?
The epidermis of a plant functions much like the skin of an animal, providing a protective barrier against physical damage, pathogens, and water loss. It also helps regulate gas exchange and can contain specialized cells for additional functions like trichomes for defense.
Thin outer layer of cells in a plant?
the answer is epidermis
In which layer of the epidermis are lamellar bodies formed inside keratinocytes?
Lamellar bodies are formed in the stratum granulosum layer of the epidermis. These structures contain lipids and enzymes that participate in skin barrier function and hydration.
Is the epidermis made up of living and dead skin cells?
Yes, the epidermis is made up of multiple layers of cells, with the outermost layers primarily consisting of dead skin cells. These outer layers provide a protective barrier for the body, while the deeper layers contain living cells responsible for skin regeneration and repair.
What is the main function of Epidermis?
The main function of the epidermis is to act as a protective barrier for the body, preventing the entry of harmful substances and pathogens. It also helps regulate water loss and temperature, and contains cells that produce melanin, which gives the skin its color and helps protect against UV radiation.
What are keratohyaline granules?
Keratohyaline granules are specialized structures found in the granular layer of the epidermis. These granules contain proteins like profilaggrin, which plays a crucial role in the formation of keratin fibers in the skin. As cells move towards the surface, these granules break down and release their contents, contributing to the development of a tough, protective barrier in the skin.
Is the tear duct a physical barrier or a chemical barrier?
it is a chemical barrier because it produces tears that are chemicals. also- for your information, skin is a physical barrier along with the nose and mucus and cilia. sebum and stomach acid are chemical. :D
Does stratum germinativum contain keratin?
No, the stratum germinativum, also known as the stratum basale, is the deepest layer of the epidermis responsible for cell division and production of new skin cells. Keratin is found in the outermost layers of the epidermis, particularly in the stratum corneum, where it serves a protective function.
Which layer of skin contains no blood vessels?
The epidermis, or the outermost layer, contains no blood vessels.
What skin layer does not contain blood vessels?
The epidermis
