What Is The Second Most Important Organ In Your Body?

What are the 2 most important organs?

Many people would probably think it’s the heart, however, it’s the brain.

While your heart is a vital organ, the brain (and the nervous system that attaches to the brain) make up the most critical organ system in the human body..

What is the longest thing in your body?

HumansThe longest bone in the human body is the femur.The largest artery is the aorta and the largest vein is the inferior vena cava.The largest internal organ (by mass) is the liver, with an average of 1.6 kilograms (3.5 pounds).The largest external organ, which is also the largest organ in general, is the skin.More items…

What is the most essential organ?

The brainThe brain is arguably the most important organ in the human body. It controls and coordinates actions and reactions, allows us to think and feel, and enables us to have memories and feelings—all the things that make us human.

What are the 12 organs of the body?

They are the integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and reproductive systems. Only the reproductive system varies significantly between males and females.

What is the smallest organ in the body?

pineal glandWhat’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.

What is the most useless body part?

appendixThe appendix may be the most commonly known useless organ. While plant-eating vertebrates still rely on their appendix to help process plants, the organ is not part of the human digestive system.

What are the 5 most important organs in the human body?

Humans have five vital organs that are essential for survival. These are the brain, heart, kidneys, liver and lungs. The human brain is the body’s control center, receiving and sending signals to other organs through the nervous system and through secreted hormones.

What organs can you live without?

Here are some of the “non-vital organs”.Spleen. This organ sits on the left side of the abdomen, towards the back under the ribs. … Stomach. … Reproductive organs. … Colon. … Gallbladder. … Appendix. … Kidneys.

What is the most important muscle in the body?

human heartHappy Heart Month, everyone! The human heart is the most incredible muscle in the body, beating about 100,000 times to send 3,600 gallons of blood through 75,000 miles of blood vessels each day.

Which is the hardest part of human body?

Your teeth contain the hardest substance in the human body — your enamel. Bones aren’t quite as hard as enamel, but they rank closely on the hardness scale. Other parts of your body (like muscles, ligaments, and tendons) are incredibly strong, but don’t come close to the mineral-based tissue in your teeth and bones.

What is the largest organ in the human body?

The skin is the body’s largest organ.

What is the most important part of the brain?

The lowest part of the brainstem, the medulla is the most vital part of the entire brain and contains important control centers for the heart and lungs.

Who has the longest neck in the world?

The longest human necks are found among the women of the Padaung (or Kayan) tribe, who live in the highlands of northwestern Thailand and southeastern Myanmar. Padaung women bind their necks with heavy brass rings that alter the shape of the neck and shoulders.

What is the most important thing in life?

As the most important thing in life, happiness has to be everyone’s priority in life. That defines a person’s life quality. After all, it’s not money, But the memories and experiences that one has gathered, to remember from life matters the most.

What are the three most important organs?

Vital organsBrain. The brain is the body’s control center. … Heart. The heart is the most important organ of the circulatory system, which helps deliver blood to the body. … Lungs. The lungs work with the heart to oxygenate blood. … Liver. The liver is the most important organ of the metabolic system. … Kidneys.

What’s inside a human body?

Chemically, the human body consists mainly of water and of organic compounds—i.e., lipids, proteins, carbohydrates, and nucleic acids. Water is found in the extracellular fluids of the body (the blood plasma, the lymph, and the interstitial fluid) and within the cells themselves.

Can you live without a heart?

A device called the Total Artificial Heart helps some of the sickest heart-failure patients regain function — outside of the hospital — while awaiting a transplant.

What’s more important lungs or liver?

— — Some organs get plenty of press. News stories and resources about the heart, lungs and skin are commonplace. But according to Mehmet Oz, Oprah Winfrey’s favorite go-to-doc, the liver is the body’s most important organ and it gets little play.