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Smallest Bone in the Human Body

Smallest Bone in Human Body

smallest bone in human body details are given here, Bones of all lengths can be found in the human body. The thigh bone is unquestionably the longest bone in the human body, but interestingly, the stapes or stirrup, located in the middle ear, is the smallest bone in human body. smallest bone in human body is essential in the transmission of sound vibrations from our outside to inner ear. As we all know, sound is a sort of energy that travels via a material medium. Air is the medium through which sound from a vibrating source gets to the ear’s outer surface. All sound waves are gathered by the auricle and sent to the auditory canal. Sound waves vibrate the eardrum when they enter the ear, which causes all of the ear ossicles to vibrate as a result. The three tiny middle ear bones that assist in transferring sound pressure from the air-filled chamber of the ear to the fluid-filled chamber are collectively known as ear ossicles. One of the three middle ear bones, the stapes is the smallest in size (approx 3 x 2.5mm).

Smallest Bone in The Body- Definition

The stapes is the smallest of the three bones that make up the human body. the smallest bone in the body is less than 3 millimetres long and shaped like a stirrup. The word “stapes” is a translation of the Latin word for stirrup.

In humans, the malleus and incus, two more bones, work with the stapes. These bones’ names are based on their shapes, just like the stapes. The Latin equivalents for hammer and anvil, respectively, are malleus and incus.

Smallest Bone in Our Body

smallest bone in our body- Stapes resembles a bone with a horseshoe form that serves as a tuning fork. It has a head, neck, base, and superior and inferior crus, which are two branches. The flat base receives the sound vibrations from the head through the two crus. In the inner ear, these vibrations later transform into neural-electrical signals.

Which is the smallest bone in human body position?

Outer ear: The pinna, ear canal, and eardrum are all parts of the outer ear, which is a chamber filled with air.
Middle ear: The ear ossicles make up the middle ear.
Inner ear: A fluid-filled structure in the inner ear that houses the cochlea and auditory nerves.

The malleus, incus, and stapes, sometimes known as the hammer, anvil, and stirrup, are the three ossicles that make up the middle ear, an air-filled area. The bone known as the malleus is attached to the eardrum’s middle section. The Incus is attached to the malleus’ opposite side. The stapes is the ring-shaped bone situated between the cochlea and the incus (a component of the middle ear) (a part of the inner ear).

Smallest Bone of Human Body- Function of Stapes

The smallest bone of human body- stapes bone is important for hearing. Sound is transmitted by the middle ear’s three bones, the malleus, incus, and stapes, which causes the tympanic membrane to vibrate (the eardrum). The middle ear amplifies the sound waves as they travel through it.

The stapes, the last bone in the ossicular chain, impacts the oval window and sends a wave through the fluid in the inner ear. The inner ear can start a process that converts sound waves into electrical impulses that the brain can comprehend thanks to this fluid wave.

The stapes can be obliterated by a severe head injury, which could result in partial or complete hearing loss. Because the ossicles are a part of the incus and malleus, this also applies to them.

Which is the smallest bone in our body key points?

  • The smallest bone in the human body is stapes, located in the middle ear.
  • The size of stapes is 3mm x 2.5mm.
  • There are three bones in the middle ear malleus, incus and stapes.
  • The stapes is the smallest of three bones and it looks like a bell.

Which is the smallest bone in the human body?

  1. Malleus
  2. Stapes
  3. Incus
  4. Femusr

Solution:

The correct answer is ‘a’
In the middle ear, there are three bones: the malleus, stapes, and incus. The stapes is both the smallest bone in the human body and the smallest of the three. The stapes are 3 mm by 2.5 mm. The largest and heaviest bone in the human body is the femur, also known as the thigh bone.

Learn more about the smallest bone in the human body

Smallest Bone in the Body- QNAs

Que. What is the name of the smallest in the human body?

Ans. The smallest bone in the human body is stapes.

Que. Which are the longest and the smallest bone in the human body?

Ans. The largest bone in the human body is Femur and the smallest bone in the human body is stapes.

Que. What is the size of the smallest bone of the human body?

Ans. The size of stapes is 3mm x 2.5mm.

Que. What are the three smallest bones in the human body?

Ans. The three smallest bones in the human body are malleus, incus and stapes.

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