Muscle tissues are derived from the mesodermal layer of embryonic germ cells in a process known as myogenesis. There are three types of muscle, skeletal or striated, cardiac, and smooth.uscle tissues are derived from the mesodermal layer of embryonic germ cells in a process known as myogenesis. There are three types of muscle, skeletal or striated, cardiac, and smooth.
Cockles is a pairing mashup - a portmanteau of (Misha) Collins and (Jensen) Ackles-used to indicate those characters are Slashed in a fanfiction or other fanwork.It tends to be used in crack rather than serious sense. Except by Tin Hats who actually Jensen and Misha are in a relationship.ared and Misha wearing matching bracelts-signs of their true love. Cockles is a pairing mashup - a portmanteau of (Misha) Collins and (Jensen) Ackles-used to indicate those characters are Slashed in a fanfiction or other fanwork. It tends to be used in crack rather than serious sense.
What are the Cockles of Your Heart? There actually aren't any cockles of your heart, but the term may come from the fact that the chambers of the heart resemble a mollusk's shell, also called a cockle.