Which is the longest part of our body?

The 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.

Which is smallest part of human body?

The stapes is the smallest and lightest bone in the human body, and is so-called because of its resemblance to a stirrup (Latin: Stapes).

Stapes
TA2 895
FMA 52751
Anatomical terms of bone

Which is the longest internal organ in our body?

The largest organ in the human body, the adult liver can weigh between 1.2 – 1.5 kg (2.64 – 3.3 lb) – about one thirty-sixth of the total body weight. Located behind the lower ribs and below the diaphragm, it performs over 100 separate bodily functions and can measure up to 22 cm (8.6 in) long and 10 cm (3.9 in) wide.

What is the longest bone in our body?

The femur is one of the most researched bones in the human anatomy and forensic medicine. As the longest bone in the human body, it is well preserved in skeletal remains.

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What is the weakest bone in human body?

Clavicle or the collar bone is the softest and weakest bone in the body.

What is the smallest thing in the world?

Protons and neutrons can be further broken down: they’re both made up of things called “quarks.” As far as we can tell, quarks can’t be broken down into smaller components, making them the smallest things we know of.

Which organ of the body works 24 hours?

Brains can work 24 hours a day with no rest.

What animal has the largest liver?

Biggest liver: Basking Shark

The liver of a basking shark runs through the entire length of its abdominal cavity and accounts for roughly twenty five per cent of its total body weight. The average basking shark can weigh 5,4 tons, meaning its liver weighs about 1,3 tons.

Are teeth bones?

Teeth are not bones. Yes, both are white in color and they do indeed store calcium, but that’s where their similarities end.

What’s the strongest muscle in your 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. The uterus sits in the lower pelvic region.

What’s the weakest muscle in your body?

The stapedius is the smallest skeletal muscle in the human body. At just over one millimeter in length, its purpose is to stabilize the smallest bone in the body, the stapes.

Stapedius muscle.

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Stapedius
TA2 2103
FMA 49027
Anatomical terms of muscle

What’s the most important bone in your body?

Your skull protects the most important part of all, the brain. You can feel your skull by pushing on your head, especially in the back a few inches above your neck.

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