What is the smallest organ?

The smallest organ in the body is the pineal gland, relative to its function. It is situated centrally in the brain, between the hemispheres in a groove. Size is about 8mm in humans.

Is skin the smallest organ?

To date, the skin is considered to be the largest organ. It covers your whole body and makes up about 16 percent of your overall body mass. Your skin is approximately 2 millimeters thick.

What is heaviest organ in body?

Is sun a planet?

The sun and moon are not planets when you consider the objects in space they orbit. For the sun to be a planet, it would have to orbit another sun. Although the sun is in a orbit, it moves around the center of mass of the Milky Way galaxy, not another star.

What is the hottest planet?

Mean Temperatures on Each Planet

Planetary surface temperatures tend to get colder the farther a planet is from the Sun. Venus is the exception, as its proximity to the Sun, and its dense atmosphere make it our solar system's hottest planet.

The smallest organ in Human body

Which is the weakest bone in your body?

The clavicle or the collar bone is the softest and weakest bone in the body.

Is blood an organ?

Blood is considered a type of connective tissue (sometimes). However, an organ is formed of multiple different tissues. Thus, blood is a tissue, not an organ.

How heavy is the brain?

Human Brain Size Stats

The average adult human brain weighs about 3 pounds (1300 to 1400 grams). A newborn human baby's brain weighs approximately 350 to 400 grams or three-quarters of a pound. The average brain is around 15 centimeters long.

Is the tongue the smallest organ?

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.

Is hair an organ?

Hair is an accessory organ of the skin made of columns of tightly packed dead keratinocytes found in most regions of the body.

Is the heart the smallest organ?

The smallest organ in the body is the pineal gland, relative to its function. It is situated centrally in the brain, between the hemispheres in a groove.

Which body part have no bone?

The ears and nose do not have bones inside them. Their inner supports are cartilage or 'gristle', which is lighter and more flexible than bone. This is why the nose and ears can be bent. After death, cartilage rots faster than bone.

Is skin an organ?

The skin is the largest organ of the body. The skin and its derivatives (hair, nails, sweat and oil glands) make up the integumentary system. One of the main functions of the skin is protection. It protects the body from external factors such as bacteria, chemicals, and temperature.

What is the weirdest body part?

Are teeth organs?

Teeth are an ectodermal organ and as such, in common with other ectodermal organs such as hair, skin, sweat glands and salivary glands, they are located close to the extremity of the body.

Why the blood is red?

Human blood is red because hemoglobin, which is carried in the blood and functions to transport oxygen, is iron-rich and red in color.

Is bone an organ?

Bones are often thought of as static structures which only offer structural support. However, they truly function as an organ. Like other organs, bones are valuable and have many functions.

Are teeth bone?

Teeth and bones look similar and share some commonalities, including being the hardest substances in your body. But teeth aren't actually bone. This misconception might arise from the fact that both contain calcium. More than 99 percent of your body's calcium can be found in your bones and teeth.

What is the hardest bone to break?

The thigh bone is called a femur and not only is it the strongest bone in the body, it is also the longest. Because the femur is so strong, it takes a large force to break or fracture it – usually a car accident or a fall from high up.

What is the hardest bone to heal?

The femur — your thigh bone — is the largest and strongest bone in your body. When the femur breaks, it takes a long time to heal.

What planet is the coldest?

The coldest planet in our solar system on record goes to Uranus which is closer to the Sun and 'only' about 20 times further away from the Sun than the Earth is. The lowest temperature recorded there was minus 224 degrees Celsius.

Which is the red planet?

Mars is known as the Red Planet. It is red because the soil looks like rusty iron. Mars has two small moons. Their names are Phobos (FOE-bohs) and Deimos (DEE-mohs).

What is the 2nd heaviest planet?

Saturn is the sixth planet from the Sun and the second-largest planet in our solar system.