Quick Answer: How Many Parts Are There In Our Body?

What are the 12 parts of the body?

These different body systems include the skeletal, nervous, muscular, respiratory, endocrine, immune, cardiovascular/circulatory, urinary, integumentary, reproductive, and digestive systems..

What are the 4 main parts of the body?

The human body is a single structure but it is made up of billions of smaller structures of four major kinds: cells, tissues, organs, and systems.

Which is the smallest organ in our body?

What’s the smallest organ in the human body? You’ll find the pineal gland near the center of the brain, in a groove between the hemispheres. It’s not an organ like those in the abdominal cavity.

How many parts are there in human body?

Altogether there are seventy-eight main organs within the human body. These organs work in coordination to give rise to several organ systems. Among these 78 organs, five organs are considered as vital for survival. These include the heart, brain, kidneys, liver and lungs.

What are the 10 organs in the human body?

Some of the easily recognisable internal organs and their associated functions are:The brain. The brain is the control centre of the nervous system and is located within the skull. … The lungs. … The liver. … The bladder. … The kidneys. … The heart. … The stomach. … The intestines.

Who named human body parts?

When the ancient Greeks were naming body parts, they were probably trying to give them names that were easy to remember, says Mary Fissell, a professor in the Department of the History of Medicine at Johns Hopkins.

Which is the heaviest part of human body?

What are the six heaviest organs in the human body?The skin is the body’s first heaviest organ, with a mass of 4-5 kg, and a total surface area of about 1.2-2.2 m2. … The second heaviest is liver which secretes bile. … The third heaviest organ is the brain which is having an average weight of 1500g. … Next heaviest organ in the human body is lungs.More items…

Which is largest organ of human body?

The skin is the body’s largest organ.

What is the largest part of human body?

SkinBody organs aren’t all internal like the brain or the heart. There’s one we wear on the outside. Skin is our largest organ—adults carry some 8 pounds (3.6 kilograms) and 22 square feet (2 square meters) of it.