Skin is the largest organ of our body. The average weight of skin in the body is about 10,886 grams which varies according to the size and weight of human beings. Human skin is made up of different ectodermic tissues and it protects all the inner body organs like liver, glands, stomach, heart etc.
Liver is the second largest organ in the body males or females. Its average weight in a normal human body is 1,560 gms. The liver receives blood full of digested food from the gut. It stores some foods and delivers the rest to the other cells through blood.
Brain is the third largest and major organ of human body. Its average weight in a normal human body is 1,263 gms. The brain controls and governs the actions of all the body parts. There are about 100 billion cells in human brain enabling 100 trillion nerve connections with nerve cells for messaging.
Lungs are the fourth biggest organ. The average weight of both lungs in a normal human being is about 1,090 gms. The major function of lungs is to inhale oxygen and exhale carbon dioxide out of the red blood cells. The lungs can hold a total of up to 5 liters of air.
Heart is the fifth largest and most important organ in humans that is essential for all living beings. The major function of the heart is to pump the blood and to ensure the provision of nutrients to every part in the body. In males the average weight of heart is 315 gms while in females this weight is about 265 gms.
Kidneys are the sixth largest organ in human body. There are two kidneys in every human being and the average weight of both the kidneys is about 290 grams. The major function of a kidney is to remove the waste products from the blood by regulating water fluid levels.
Spleen is the seventh largest organ of humans. It weighs 170 grams and measures equal to the size of a human fist. It is mainly responsible for producing the red and white blood cell pulp. Spleen also contributes significantly to the immune system which acts as a strong defense against infections.
Pancreas is the eighth largest human organ with an average weight of 98 grams in a human. It is one of the most important glands which produce several hormones including insulin, glucagon, and somatostatin. The pancreas is a dual-function gland, having features of both endocrine.
Thyroid is the ninth biggest human organ.The average weight of thyroid gland in human body is 35 grams. It is the largest gland in the human body. The function of this gland is to produce thyroxine and triiodothyronine hormones.
Prostate is the tenth largest human organ with an average weight of 20 grams. Located between the penis and the bladder, Prostate gland secretes liquid which contain a fluid to protect and nourish the sperms.
Hi, I was just wondering why this list doesn’t include the bone marrow (the major hematopoietic organ of the body)?
Though it constitutes 4% of the total body mass, bone marrow is generally considered as a tissue not as an organ.
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