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A myotome is the group of muscles that a single spinal nerve innervates. [1] Similarly a dermatome is an area of skin that a single nerve innervates with sensory fibers. Myotomes are separated by myosepta (singular: myoseptum). [2] In vertebrate embryonic development, a myotome is the part of a somite that develops into muscle.
The myotome is that part of a somite that forms the muscles of the animal. [2] Each myotome divides into an epaxial part (epimere), at the back, and a hypaxial part (hypomere) at the front. [2] The myoblasts from the hypaxial division form the muscles of the thoracic and anterior abdominal walls.
Over 1.5 million living animal species have been described—of which around 1 million are insects—but it has been estimated there are over 7 million in total. Animals range in size from 8.5 millionths of a metre to 33.6 metres (110 ft) long and have complex interactions with each other and their environments, forming intricate food webs .
Animal reflectors; Animal tooth development; Annulus (zoology) Appendage; Aquatic macroinvertebrate DNA barcoding; Armour (zoology) Articular capsule of the knee joint; List of animals featuring external asymmetry; Autotomy; Axial line (dermatomes)
Myotome is the group of muscles that a single spinal nerve root innervates. Myotome may also refer to: Myotome (embryology), part of a somite that forms the muscles of the animal; My-Otome, an anime series created by Sunrise My-Otome, originally published from 2005 to 2006
The following is a list of the classes in each phylum of the kingdom Animalia. There are 107 classes of animals in 33 phyla in this list. However, different sources give different numbers of classes and phyla. For example, Protura, Diplura, and Collembola are often considered to be the three orders in the class Entognatha. This list should by ...
The animals are organized in alphabetical order, and you can also see fun facts about them and see exactly who submitted the entry, just in case you want to verify it or ask further questions.
In the English language, many animals have different names depending on whether they are male, female, young, domesticated, or in groups. The best-known source of many English words used for collective groupings of animals is The Book of Saint Albans , an essay on hunting published in 1486 and attributed to Juliana Berners . [ 1 ]