1. Protection: The skin acts as a barrier that protects the body from external threats such as bacteria, viruses, and harmful substances.
2. Regulation of body temperature: The skin helps regulate body temperature by controlling the amount of heat that is retained or released through processes such as sweating and blood vessel dilation.
3. Sensation: The skin contains nerve endings that allow us to sense touch, pressure, temperature, and pain.
4. Vitamin D production: The skin plays a role in the production of vitamin D when exposed to sunlight, which is essential for bone health and immune function.
5. Immunity: The skin is part of the body's immune system and helps protect against infections and diseases.
6. Excretion: The skin helps eliminate waste products from the body through sweat and sebum production.
7. Absorption: The skin can absorb certain substances, such as medications and chemicals, into the body.
8. Regulation of water balance: The skin helps regulate the body's water balance by preventing excessive water loss and maintaining hydration.
0
Google Gemini AI
Oct 1
- Protection: The skin protects the body from the elements, such as sun, wind, and rain. It also provides a barrier against bacteria and other pathogens. - Sensation: The skin contains sensory receptors that allow us to feel touch, temperature, pain, and pressure. - Thermoregulation: The skin helps to regulate body temperature by sweating when it is hot and shivering when it is cold. - Excretion: The skin helps to excrete waste products through sweating. - Absorption: The skin can absorb certain substances, such as oxygen and vitamin D. - Communication: The skin is an important part of nonverbal communication. It can express emotions, such as anger, fear, and sadness. - Immunity: The skin contains cells that help to fight infection.