What is the function of the skin?
Provides a protective barrier against mechanical, thermal and physical injury and hazardous substances. Prevents loss of moisture. Reduces harmful effects of UV radiation. Acts as a sensory organ (touch, detects temperature).
What are the major differences between thick and thin skin?
The main difference between thick and thin skin is that thick skin is hairless and consists of a thick epidermis whereas thin skin contains hairs and its thickness varies based on the thickness of the dermis.
What does thick skin have that thin skin doesn t?
Thick skin does have an extra epidermal layer called the stratum lucidum, which is absent in thin skin. The function of thick skin is mainly to prevent damage due to abrasion and friction. The thin skin also functions in protection, but also produces hairs, sweat, and sebum.
What are the 5 functions of the skin?
The skin performs six primary functions which include, protection, absorption, excretion, secretion, regulation and sensation.
What are the 7 functions of the skin?
Terms in this set (7)
- Protection. Microorganism, dehydration, ultraviolet light, mechanical damage.
- Sensation. Sense pain, temperature, touch, deep pressure.
- Allows movement. Allows movement muscles can flex & body can move.
- Endocrine. Vitamin D production by your skin.
- Excretion. …
- Immunity. …
- Regulate Temperature.
What are characteristics of thick skin?
Dermis: Thick skin has a thinner dermis than thin skin, and does not contain hairs, sebaceous glands, or apocrine sweat glands. Thick skin is only found in areas where there is a lot of abrasion – fingertips, palms and the soles of your feet.
What function does thick skin serve and why would it need this structural difference?
Thick is adapted for abrasion (thickening of Stratum corneum). Thin skin has hair and has thinner epidermis.
Why is thin skin called hairy?
What is thick skin called?
Thick skin is thicker due to it containing an extra layer in the epidermis, called the stratum lucidum. Thick skin actually has a thinner dermis layer than thin skin, but is still thicker due to the stratum lucidum layer present in the epidermis.
Is thick skin more flexible?
Thick skin is found in areas of high friction, such as the palms of the hands and the soles of the feet. Thick skin is generally more flexible than thin skin. The skin contains numerous sensory receptors located in both the epidermis and the dermis.
What does thick skin lack?
2 structures thick skin lack is hair and sebaceous glands ( oily secretion). Stratum corneum is increased causing. skin to be thick.