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.
hackle. 1  Any of the long, slender, often glossy feathers on the neck of a bird, especially a male fowl. 2  hackles The erectile hairs along the back of the neck of an animal, especially of a dog. 3  A feather, usually from the neck of a chicken, used in trimming a fishing fly.