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  2. Ossicles - Wikipedia

    en.wikipedia.org/wiki/Ossicles

    The ossicles (also called auditory ossicles) are three irregular bones in the middle ear of humans and other mammals, and are among the smallest bones in the human body. . Although the term "ossicle" literally means "tiny bone" (from Latin ossiculum) and may refer to any small bone throughout the body, it typically refers specifically to the malleus, incus and stapes ("hammer, anvil, and ...

  3. Ossicle (echinoderm) - Wikipedia

    en.wikipedia.org/wiki/Ossicle_(echinoderm)

    Other ossicles include spines, tubercles, small scales and vertebrae. The large central vertebrae in each arm segment provides the articulating element that joins it to the next. [7] Crinoid fossils from the Jurassic showing ossicles. Several types of small ossicles are found in the body wall of sea cucumbers. Baskets are cup-shaped and usually ...

  4. Echinoderm - Wikipedia

    en.wikipedia.org/wiki/Echinoderm

    The ossicles may bear external projections in the form of spines, granules or warts and they are supported by a tough epidermis. Skeletal elements are sometimes deployed in specialized ways, such as the chewing organ called " Aristotle's lantern " in sea urchins, the supportive stalks of crinoids, and the structural "lime ring" of sea cucumbers.

  5. Ear - Wikipedia

    en.wikipedia.org/wiki/Ear

    The ossicles are the malleus (hammer), incus (anvil), and the stapes (stirrup). The stapes is the smallest named bone in the body. The middle ear also connects to the upper throat at the nasopharynx via the pharyngeal opening of the Eustachian tube. [3] [11] The three ossicles transmit sound from the outer ear to the inner ear.

  6. Middle ear - Wikipedia

    en.wikipedia.org/wiki/Middle_ear

    The middle ear is the portion of the ear medial to the eardrum, and distal to the oval window of the cochlea (of the inner ear).. The mammalian middle ear contains three ossicles (malleus, incus, and stapes), which transfer the vibrations of the eardrum into waves in the fluid and membranes of the inner ear.

  7. Composition of the human body - Wikipedia

    en.wikipedia.org/wiki/Composition_of_the_human_body

    In a large sample of adults of all ages and both sexes, the figure for water fraction by weight was found to be 48 ±6% for females and 58 ±8% water for males. [8] Water is ~11% hydrogen by mass but ~67% hydrogen by atomic percent , and these numbers along with the complementary % numbers for oxygen in water, are the largest contributors to ...

  8. Axial skeleton - Wikipedia

    en.wikipedia.org/wiki/Axial_skeleton

    3D medical animation still shot of human skull. The axial skeleton is the core part of the endoskeleton made of the bones of the head and trunk of vertebrates.In the human skeleton, it consists of 80 bones and is composed of the skull (28 bones, including the cranium, mandible and the middle ear ossicles), the vertebral column (26 bones, including vertebrae, sacrum and coccyx), the rib cage ...

  9. Scleral Ring - Wikipedia

    en.wikipedia.org/wiki/Scleral_ring

    Scleral rings can be made of cartilaginous material (scleral cartilage) or bony material (scleral ossicles), or often a combination of both, that comes together to form a ring. [3] The arrangement, size, shape, and number of ossicles vary by group. [ 2 ]