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Sol.

Sol. The liver is considered to be the second-largest organ in the human body.

Sol.  The pineal gland, which is located deep inside the brain is considered to be the smallest organ in the human body.

Sol.  The femur, also called the thigh-bone is considered to be the longest and the strongest bone in the human body.

Sol.  The stapes, present in the middle ear is considered to be the softest and lightest bone in the human body.

Sol.  The thigh-bone also called the femur is the strongest bone in the human body, which is a really hard bone to break.

Sol.  The strap muscle, which is found in the anterior region of the neck is the weakest muscle in the human body.

Sol.  Lungs are the third-largest organs in the human body. It is measured to be around 1111.67 grams or 2.45 pounds.

Sol.  No, teeth are not considered as bones. Teeth are hard as the bones, which are mainly composed of bony tissue such as dentin.

Q.10.How many organs are there in the human body?

Sol.  A human body is mainly composed of 78 to 80 organs.

A human body is mainly composed of 75 to 80 organs, which are collectively called the organ system. These systems function to keep us alive. An organ can be simply defined as a self-contained group of tissues, which performs a specific function in the body. The organs are mainly composed of millions of tissues and billions of cells, which remain to unite and work together to carry out a particular function. The different types of organs in the human body are- skin, heart, kidneys, liver, lungs, stomach, brain, etc. Also Read:   Human Body

Based on the weight and the length of the body organ, they are classified as the longest organs in the human body. These organs can be easily seen and are involved in multiple functions. The ten largest organs in the body are – skin, liver, brain, lungs, heart, kidney, spleen, pancreas, thyroid and joints. Let us discover interesting information related to the main largest organs in the human body.

Skin is the external largest organ of the human body. It is a vital organ with a fleshy surface covered with hair, nerves, glands and nails. It covers your whole body and acts as a barrier between outside and inside environment. Human skin is approximately two millimetres in thickness, weighs around 10895.10 grams, which makes up about 16 per cent of the overall body mass. Overall, the skin acquires an area of 20 square feet on our body surface. Functions of the skin It is one of the primary  sense organs  that can sense touch, heat, pressure, cold, pain and pleasure. Other functions of the skin are:

The liver is the largest, internal and diverse metabolically complicated organ in humans. The human liver is involved in 500 different functions. In the human body, the liver is located in the upper right area of the abdomen, beneath the rib cage and the lungs. The liver is a solid organ, which is approximately 3–3.5 pounds or 1493.79 grams. Functions of the liver The liver is the only organ, which has the ability to regenerate efficiently. The important functions of the liver are:

Read More:  Liver Apart from the skin and the liver, there are other organs which are classified as the largest organs, which are typically based on the mass, length, and width of the organ. These organs include:

The human brain weighs about 3 pounds or 1.36 kilograms, which makes up about 2 per cent of the overall body mass. The approximate size dimensions of the brain are as follows: Width: 5.5 inches or 14 centimeters Height: 3.6 inches or 9.3 centimetres Length (front to back): 6.5 inches or 16.7 centimetres. Read more:   The Human Brain

Based on the storage capacity, lungs are also classified as the largest human organs. The average human lung can hold 4 to 6 litres of air. The total mass of the healthy human lungs is measured to be 1111.67 grams or 2.45 pounds. The total length of the airways running through the two lungs is 1,500 miles or 2,400 kilometres. Lungs are the major organs of the respiratory system. Humans have a pair of lungs, which are situated within the thoracic cavity of the chest. The right lung is bigger than the left lung. They are soft, spongy and elastic organs enclosed in a thin membranous sac called the pleura. The total size of both the lungs is equal to the size of a tennis court. Therefore, it is called the largest external organ of the human body. Also Read:  Lung Volumes and Lung Capacity

The next biggest organ after the lungs is the heart. The human heart is one of the most important organs responsible for sustaining life. It is about the size of a closed fist or a size as two hands clasped together. The average human heart measure – 4.7 inches or 12 centimetres long 3.3 inches or 8.5 centimetres wide On average, the  human heart  pumps around 1.5 million barrels of blood during its lifetime, which is enough to fill about 200 train tank cars. Also Refer:  Interesting facts about the human heart    

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