Quick Answer: What Are The 12 Organs Of The Body?

What is the average temperature for a human?

The average normal body temperature is generally accepted as 98.6°F (37°C).

Some studies have shown that the “normal” body temperature can have a wide range, from 97°F (36.1°C) to 99°F (37.2°C).

A temperature over 100.4°F (38°C) most often means you have a fever caused by an infection or illness..

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

How many organs are in our body?

Organ Systems of the Human Body The human body consists of eleven organ systems , each of which contains several specific organs .

What are the 11 systems in the human body?

Functionally related organs often cooperate to form whole organ systems. There are 11 major organ systems in the human organism. They are the integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and reproductive systems.

What are humans made of?

Almost 99% of the mass of the human body is made up of six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Only about 0.85% is composed of another five elements: potassium, sulfur, sodium, chlorine, and magnesium. All 11 are necessary for life.

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.

Are balls the coldest part of the body?

Sperm production is at its best when the testicles are several degrees cooler than your body temperature. That’s why they hang outside the body in the scrotum (the pouch of skin that contains the testicles and a network of blood vessels and nerves). But what if your testicles are too cold?

What are the 4 main organs?

1. 4 Basic organs of the bodyHeart – Your heart is between the two lungs at the front of your chest. … Lungs – your lungs are sponge-like organs. … Liver – your liver is the organ below the lungs that acts like a filter for the blood. … Kidneys – the kidneys are also filters.More items…•

What is difference between organ and organ?

Organs are structures composed of two or more tissues; organ systems are systems composed of two or more organs.

What is the hottest organ of the human body?

heartThe heart is considered to be the hottest internal organ, since it constantly beats, or pulsates. In heat, the heart is closely followed by the blood, which carries the Innate Heat.

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.

Which is the hardest part of the human body?

EnamelEnamel, in anatomy, the hardest tissue of the body, covering part or all of the crown of the tooth in mammals. Enamel, when mature, consists predominantly of apatite crystals containing calcium and phosphate. Enamel is not living and contains no nerves.