Changes

=== Somites VI Onward  ===

=== Somites VI Onward  ===

At the dorsal aspect of the somite, some cells of the '''dermomyotome'''are ingressing to form a new layer between the dermomytome and sclerotome; the'''''<i>myotome'''.&nbsp;Ingression occurs at two points; ventral - laterally and dorsal - medially.&nbsp;'''Ventral - lateral ingression'''develops into '''hypaxial [[Muscles - Anatomy & Physiology|Muscles - Anatomy & Physiology]]'''&nbsp;forming the&nbsp;[[Muscles - Anatomy & Physiology|muscle]] of the body and limb. '''Dorsal - medial ingression'''develops into the '''epaxial '</i>'''[[Muscles - Anatomy & Physiology|muscle]]&nbsp;'''forming&nbsp;the [[Muscles - Anatomy & Physiology|muscles]] of the dorsum.&nbsp;'''Myotomal cells''' do not have the ability to undergo mitosis. To increase cell numbers, cells are recruited from the dermomyotome.&nbsp;After all the myotomal cells have ingressed what remains of the dermomyotome becomes the '''dermotome'''.&nbsp;The dermotome, which lies dorsally in the somite, forms the [[Skin - Anatomy & Physiology#Dermis|dermis]].  

At the dorsal aspect of the somite, some cells of the '''dermomyotome'''are ingressing to form a new layer between the dermomytome and sclerotome the '''myotome'''. Ingression occurs at two points; ventro - laterally and dorso - medially. '''Ventro - lateral ingression''' develops into '''hypaxial [[Muscles - Anatomy & Physiology|Muscles - Anatomy &amp; Physiology]]''' forming the [[Muscles - Anatomy & Physiology|muscle]] of the body and limb. '''Dorso - medial ingression'''develops into the '''epaxial [[Muscles - Anatomy & Physiology|muscle]]''' forming the [[Muscles - Anatomy & Physiology|muscles]] of the dorsum. '''Myotomal cells''' do not have the ability to undergo mitosis. To increase cell numbers, cells are recruited from the dermomyotome. After all the myotomal cells have ingressed, what remains of the dermomyotome becomes the '''dermotome'''. The dermotome, which lies dorsally in the somite, forms the [[Skin - Anatomy & Physiology#Dermis|dermis]].

=== Somites XI Onward  ===

=== Somites XI Onward  ===