Brain
Eyes
Thyroid
Skin
Lungs
Heart
Pancreas
Spleen
Prostate
Liver
Kidneys
stomach
Bladder

Organs Of The Body

There are almost 78 organs in a human body which vary according to their sizes, functions or actions. An organ is a collection of millions of cells which group together to perform single functions in a our body. The cells in these body organs are highly specialized and form for all the necessary actions for some specific time. Out of these 78 organs of a male or female body, skin is the largest organ with respect to its size and weight. The major organ in the body of human beings is the brain which is primarily responsible for performing all the functions and actions of the body. Other major organs of the body are given in the following list with names, diseases, location and functions.

Largest Organs Of The Body

Brain

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.

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Thyroid

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.

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Skin

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. Its other ...

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Lungs

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. The adult lungs have an...

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Heart

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.

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Pancreas

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.

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Liver

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. Another among many other functions of liver is to...

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Spleen

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. It...

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Prostate

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. Urethra runs through the center of prostate whose basic purpose is to excrete the urine from...

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Kidneys

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. Both these kidneys filter our...

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Stomach

The stomach is a muscular J-shaped organ of the digestive system. This organ lies between the esophagus and the duodenum. It secretes gastric juices and a hormone called gastrin into the blood. This human organ is about 12 inches long and 6 inches wide and can hold about one quarter of semi liquid chime.

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Bladder

Bladder is an organ that receives urine excreted from the kidneys before urination. It lies just above the pubic bone. Urine moves down to the bladder through ureters and excretes through urethera. A normal urinary bladder can carry about 400 to 600 ml of urine on average. Urination frequency primarily...

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