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- When the body is cold body hair stands upright because?
- Which if the following is a metabolic function of skin?
- Why does body hair stand up when cold?
- Which layer of the epidermis contributes to the formation of epidermal ridges?
- What is a small round elevation on the skin that contains no fluid but may develop pus?
- What type of burn damage is the skin so severely that regeneration of the damage tissue is not possible?
- Why when you get a chill do the hairs on your arm raise?
- What causes hair to stand up and the skin to dimple when one is cold or frightened?
- Which of the following represents a difference between eccrine sweat?
- What part of the dermis gives rise to friction ridges?
When the body is cold body hair stands upright because?
Arrector Pili Muscle - This is a tiny muscle that attaches to the base of a hair follicle at one end and to dermal tissue on the other end. In order to generate heat when the body is cold, the arrector pili muscles contract all at once, causing the hair to "stand up straight" on the skin.
Which if the following is a metabolic function of skin?
One of the metabolic functions of the skin is the production of vitamin D3 when ultraviolet light reacts with 7-dehydrocholesterol7-dehydrocholesterol7-Dehydrocholesterol (7-DHC) is a zoosterol that functions in the serum as a cholesterol precursor, and is photochemically converted to vitamin D3 in the skin, therefore functioning as provitamin-D3.https://en.wikipedia.org › wiki › 7-Dehydrocholesterol7-Dehydrocholesterol - Wikipedia.
Why does body hair stand up when cold?
Each contracting muscle creates a shallow depression on the skin surface, which causes the surrounding area to protrude. The contraction also causes the hair to stand up whenever the body feels cold. In animals with a thick hair coat this rising of hair expands the layer of air that serves as insulation.
What Are Goosebumps??
Which layer of the epidermis contributes to the formation of epidermal ridges?
In a growing fetus, fingerprints form where the cells of the stratum basale of the epidermis meets the papillae of the underlying dermal layer (papillary layer), resulting in the formation of the ridges on your fingers that you recognize as fingerprints.
What is a small round elevation on the skin that contains no fluid but may develop pus?
Pimple; small circumscribed elevation on the skin that contains no fluid but may develop pus.
What type of burn damage is the skin so severely that regeneration of the damage tissue is not possible?
What type of burn damages the skin so severely that regeneration of the damaged tissue is NOT possible? A. First-degree burn.
The Surprising Reason Why We Get Goosebumps
Why when you get a chill do the hairs on your arm raise?
When we're chilly, tiny muscles contract at the base of each hair to make them stand on end, distorting the skin to create goosebumps. All mammals share this hair-raising trait, called piloerection, of using hair or fur to trap an insulating air layer.
What causes hair to stand up and the skin to dimple when one is cold or frightened?
When we're chilly, tiny muscles contract at the base of each hair to make them stand on end, distorting the skin to create goosebumps. All mammals share this hair-raising trait, called piloerection, of using hair or fur to trap an insulating air layer.
Wilderness Medicine: Hypothermia And Shivering
Which of the following represents a difference between eccrine sweat?
Which of the following represents a difference between eccrine sweat glands and apocrine sweat glands? a) Eccrine sweat glands use exocytosis to make secretions, while apocrine sweat glands do not.
What part of the dermis gives rise to friction ridges?
What part of the dermis gives rise to friction ridges (fingerprints)? The stratum corneum.