It is a stable but flexible outer covering that acts as barrier, protecting your body from harmful things in the outside world such as moisture, the cold and sun rays, as well as germs and toxic substances. … Skin also plays an important role in regulating your body temperature.
What covers the skin and internal organs?
The hypodermis — also called subcutaneous fat — is the deepest layer of skin. … The hypodermis also serves as an energy storage area for fat. This fat provides padding to cushion internal organs as well as muscle and bones, and protects the body from injuries, according to the Johns Hopkins Medicine Health Library.
Is skin your biggest organ?
The skin is the largest organ of the body. The skin and its derivatives (hair, nails, sweat and oil glands) make up the integumentary system. … Another important function of the skin is body temperature regulation.
What is human skin made of?
What is skin? Skin is the largest organ on our body, made up of several different parts, including water, protein, lipids (fats), and different minerals and chemicals.
Why the skin is so important?
No matter how you think of it, your skin is very important. It covers and protects everything inside your body. Without skin, people’s muscles, bones, and organs would be hanging out all over the place. Skin holds everything together.
How does skin protect against infection?
The skin acts as an external barrier to bacteria, preventing infection and protecting the internal organs. The skin also protects the body from ultraviolet radiation using the pigment barrier formed from melanocyte cells found in the top of the papillary dermis and a protein layer found in the epidermis.
Which human body part is always black?
Answer: Eumelanin and neuromelanin give a black color to the pigment epithelium of the retina (Figure 5, F), the substantia nigra (“black substance”) in the midbrain (Figure 5, G), and the loci coerulea (“blue spots”) in the pons.
What is the smallest organ in the body?
Therefore, the Pineal gland is the smallest organ in the body.
What gives your skin color?
Your skin gets its color from a pigment called melanin. Special cells in the skin make melanin. When these cells become damaged or unhealthy, it affects melanin production.
What are the 7 layers of skin?
What are the seven most important layers of your skin?
- Stratum corneum.
- Stratum lucidum.
- Stratum granulosum.
- Stratum spinosum.
- Stratum basale.
What is the thinnest layer of skin?
Epidermis varies in thickness throughout the body depending mainly on frictional forces and is thickest on the palms of the hands and soles of the feet, and thinnest in the face (eyelids) and genitalia.