Top 10 Largest Human Organs
1 - Skin
Average weight : 10,886 gm

The human skin is the outer covering of the body. In humans, it is the largest organ of the integumentary system. The skin has multiple layers of ectodermal tissue and guards the underlying muscles, bones, ligaments and internal organs.
2 - Liver

Average weight : 1,560 gm

The liver is a vital organ present. It has a wide range of functions, including detoxification, protein synthesis, and production of biochemicals necessary for digestion. The liver is a reddish brown organ with four lobes of unequal size and shape. A human liver normally weighs 1.44–1.66 kg.

3 - Brain

Average weight : 1,408 gm

The brain is the center of the nervous system. The adult human brain weighs on average about 1.5 kg with a volume of around 1130 cubic centimetres (cm3) in women and 1260 cm3 in men.

4 - Lungs

Average weight : 1,090 gm

The lung is the essential respiration organ. The two lungs are located near the backbone on either side of the heart. Their principal function is to transport oxygen from the atmosphere into the bloodstream, and to release carbon dioxide from the bloodstream into the atmosphere. A large surface area is needed for this exchange of gases which is accomplished by the mosaic of specialized cells that form millions of tiny, exceptionally thin-walled air sacs called alveoli.

5 - Heart

Average weight : (Male) 315 gm , (Female) 265 gm

The heart is a hollow muscle that pumps blood throughout the blood vessels by repeated, rhythmic contractions. The average human heart, beating at 72 beats per minute. It weighs approximately 250 to 300 grams in females and 300 to 350 grams in males. It is about the size of a fist.

The human heart has four chambers, two superior atria and two inferior ventricles.

6 - Kidneys

Average weight : 290 gm

The kidneys are organs that serve several essential regulatory roles. They are essential in the urinary system and also serve homeostatic functions such as the regulation of electrolytes, maintenance of acid–base balance, and regulation of blood pressure . They serve the body as a natural filter of the blood, and remove wastes which are diverted to the urinary bladder. In producing urine, the kidneys excrete wastes such as urea and ammonium, and they are also responsible for the reabsorption of water, glucose, and amino acids.

The kidney is approximately 11–14 cm in length, 6 cm wide and 4 cm thick.

7 - Spleen
Average weight : 170 gm

The spleen acts primarily as a blood filter, so it is possible to remove the spleen without jeopardizing life. The spleen plays important roles in regard to red blood cells and the immune system. It removes old red blood cells and holds a reserve of blood in case of hemorrhagic shock and also recycles iron. The spleen, in healthy adult humans, is approximately 11 centimetres in length. It usually weighs between 150 grams and 200 grams.
8 - Pancreas

Average weight : 98 gm

The pancreas is a glandular organ in the digestive system and endocrine system.It is both an endocrine gland producing several important hormones, including insulin, glucagon, somatostatin, and pancreatic polypeptide, and a digestive organ, secreting pancreatic juice containing digestive enzymes that assist the absorption of nutrients and the digestion in the small intestine.

9 - Thyroid

Average weight : 35 gm

The thyroid gland or simply, the thyroid, is one of the largest endocrine glands. The thyroid gland is found in the neck, below the thyroid cartilage. The thyroid gland controls how quickly the body uses energy, makes proteins, and controls how sensitive the body is to other hormones.

10 - Prostate

Average weight : 11 gm

The prostate is a compound tubuloalveolar exocrine gland of the male reproductive system. A healthy human prostate is classically said to be slightly larger than a walnut. The mean weight of the "normal" prostate in adult males is about 11 grams, usually ranging between 7 and 16 grams.


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