Skin
The largest organ on the outside of the human body is the skin. With a fleshy surface covered in hair, nerves, glands, and nails, it is an essential organ. It serves as a barrier between the interior and exterior environments and covers your entire body. The thickness of human skin is around two millimetres, and its weight is approximately 10895.10 grams or approximately 16% of the total mass of the body.
Skin Function in Human Body
It is one of the main sense organs and is capable of feeling pain, pleasure, pressure, heat, and cold. The skin’s other purposes include:
- Protection: The skin acts as a barrier against external threats such as pathogens, UV radiation, and harmful chemicals, preventing them from entering the body.
- Regulation: It helps regulate body temperature by controlling heat loss through perspiration and blood vessel dilation or constriction.
- Sensation: The skin contains sensory receptors that detect touch, pressure, temperature, and pain, allowing us to perceive and respond to our environment.
- Immunity: Specialized cells in the skin play a role in the body’s immune response, defending against infections and promoting healing.
- Vitamin D Synthesis: The skin produces vitamin D when exposed to sunlight, which is essential for calcium absorption and bone health.
- Excretion: Sweat glands in the skin excrete waste products such as urea and salts, helping maintain electrolyte balance and eliminate toxins from the body.
Largest Organ in the Human Body
The largest organ in the human body is the skin. It is considered an organ since it performs highly specific functions such as regulating body temperature. An organ is a structure composed of tissues that perform a specific function within an organism’s body.
The liver is the second-largest organ in the body and makes up about 2.5% of your body weight. The skin of an average adult accounts for 6% to 10% of your body weight. There are some other large internal organs in our body like the heart and brain In this article, we will cover the largest organ in the human body and some other large organs.
Table of Content
- What is the Largest Organ in the Human Body?
- Skin
- What is the Largest Internal Organ in the Human Body?
- What are the Other Large Organs in Human Body?
- Human Brain
- Lungs
- Heart
- Kidneys
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