What Are The 12 Parts Of The Body?

What are the 78 organs in the human body?

Among these 78 organs, five organs are considered as vital for survival.

These include the heart, brain, kidneys, liver and lungs….Types of Organs in a Human Body.Adrenal GlandsBladderHeartKidneysPancreasPharynxThymus GlandTongueTestesSeminal vesicles13 more columns.

Which is the largest system in our body?

Integumentary SystemIntegumentary System (Skin, Hair, Nails) The integumentary system is the largest organ of the body, equaling 15-20% of our total body mass.

What is the largest organ in the body?

Skin is the human body’s largest organ. Skin is our largest organ—adults carry some 8 pounds (3.6 kilograms) and 22 square feet (2 square meters) of it.

Is blood an organ?

Technically, blood is a transport liquid pumped by the heart (or an equivalent structure) to all parts of the body, after which it is returned to the heart to repeat the process. Blood is both a tissue and a fluid. It is a tissue because it is a collection of similar specialized cells that serve particular functions.

What is the 2nd largest organ in the body?

The liver is considered to be the second-largest organ in the human body.

Is skin a organ?

The skin is the largest organ of the body, with a total area of about 20 square feet. The skin protects us from microbes and the elements, helps regulate body temperature, and permits the sensations of touch, heat, and cold.

What are all the parts of the body?

The basic parts of the human body are the head, neck, torso, arms and legs.

What is the smallest organ in the 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.

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 strongest muscle in the body?

The strongest muscle based on its weight is the masseter. With all muscles of the jaw working together it can close the teeth with a force as great as 55 pounds (25 kilograms) on the incisors or 200 pounds (90.7 kilograms) on the molars.

What is the big part of human body?

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. The longest muscle is the sartorius muscle in the thigh.

What is the hardest substance in the human body?

Tooth enamelTooth enamel is the hardest substance in the human body, but it needs your help to keep it strong in the fight against cavities. Luckily, there are certain steps you can take to keep your tooth enamel strong.

What are the 12 systems of the body?

The main systems of the human body are:Circulatory system / Cardiovascular system: … Digestive system and Excretory system: … Endocrine system: … Integumentary system / Exocrine system: … Immune system and lymphatic system: … Muscular system: … Nervous system: … Renal system and Urinary system.More items…