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Hair shafts are comprised of three distinct layers. These three layers are concentric, and they are called the cortex, cuticle, and medulla.
dead epidermal cells

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what type of gland lubricates the hair shafts?

The sebaceous gland is responsible for lubricating the hair shafts. It produces an oily substance called sebum, which helps to moisturize and protect the hair and scalp.


What are the follicles composed of?

Follicles are composed of hair, sebaceous glands, and arrector pili muscles. The hair follicle is a tunnel-like segment of the epidermis that extends down into the dermis of the skin.


How water temperature affects the hair structor?

Extreme water temperatures can damage the hair structure by causing cuticle lifting and weakening of the protein strands, leading to breakage and dryness. Hot water can strip away natural oils and moisture from the hair, while cold water can make the hair shafts constrict and become brittle. It's best to use lukewarm water to wash hair to minimize damage and maintain hair health.


Is the outermost layer of skin composed entirely of hair receptors?

No, the outermost layer of skin, known as the epidermis, is not composed entirely of hair receptors. Instead, it consists primarily of keratinocytes, which provide a protective barrier, along with various other cells, including melanocytes and Langerhans cells. Hair receptors, or hair follicle receptors, are specialized nerve endings associated with hair follicles that respond to movement and touch, but they are not the predominant component of the epidermis.


What is an integument composed of?

An integument is composed of the skin and its associated components, including hair, nails, and glands. It serves as a protective barrier against physical injury, pathogens, and UV radiation, while also helping to regulate temperature and prevent dehydration. Additionally, the integument contains sensory receptors that allow for the detection of touch, pressure, pain, and temperature.

Related Questions

what type of gland lubricates the hair shafts?

The sebaceous gland is responsible for lubricating the hair shafts. It produces an oily substance called sebum, which helps to moisturize and protect the hair and scalp.


How does using hair conditioner demonstrate elasticity?

Your hair consists of hair shafts. A hair shaft is composed of scales that become raised through general daily wear and ear and you will notice your hair becoming dull and lifeless the more these scales are raised. The hair will also lose some of its elasticity, which leads to breakage. The conditioner can help you gain some of that elasticity back.


Does round hair shafts result in wavy hair?

Hair shafts differ in size, shape, and color. In the eyebrows, they are short and stiff, but on the scalp they are longer and more flexible. Elsewhere on the body they are nearly invisible. Oval-shaped hair shafts produce wavy hair. Flat or ribbonlike hair shafts produce kinky or curly hair. Perfectly round hair shafts produce straight hair. The different types of melanin-yellow, rust, brown, and black-produced by melanocytes at the follicle base combine to create the many varieties of hair color, from the palest blonde to the richest black. With age, the production of melanin decreases, and hair color turns gray.Read more: http://www.faqs.org/health/Body-by-Design-V1/The-Integumentary-System-Design-parts-of-the-integumentary-system.html#ixzz0W02WYyMI


What are hair shafts made from?

Hair shafts are primarily made up of a protein called keratin, which is synthesized in specialized hair follicles in the skin. Keratin provides strength and structure to the hair shaft, making it resilient to everyday wear and tear. Pigments, such as melanin, also contribute to the color of the hair shaft.


What is hair composed of?

Hair is composed of a protein called keratin, which is produced by hair follicles in the skin.


What is the protein called that hair is composed of?

The protein that hair is composed of is called keratin.


Is it natural for 2 strands of hair to grow out of the same follicle?

Could happen. Each hair follicle of a sheep has 3 hair shafts (wool).


Is there a shampoo that you can clean your hair out to pass a drug hair test?

No. The drug or drugs are found in deep in the hair shafts and can not be removed. The shafts show what drug(s) have been taken over a period of time.


Is using heat on your hair bad?

Yes it is. Too much heat will eventualy weaken hair shafts and folicles and cause them to fall off.


What is a heating element do in a hair dryer?

A heating element in a hair dryer generates heat when electricity passes through it. This heat is then used to dry and style hair by evaporating moisture from the hair shafts.


Why does hair make static?

Static electricity is created by friction. Hair has a large surface area and is subjected to friction by brushing or combing. Equally important is the fact that (dry) hair is non-conductive, so the charge on the surface has nowhere to go. Static charge on hair is particularly noticeable (and bothersome) because the individual hair shafts are very light, so when the charges on the surfaces repel each other, the hair shafts stand out from the head.


Is hair primarily composed of dead skin cells?

Yes, hair is primarily composed of a protein called keratin, which is produced by hair follicles in the skin. While hair itself is not alive, it is formed from living cells in the hair follicles.