The Muscular System and the Skeletal System primarily but if you think wider the nervous system too since your brain directs and processes all movement.
No, your arm bones do not cross when you fold your arms.
The banking system helped the North to pay for the arms it bought to use in the war.
quartering
The coat of arms is a shield that is red that has a white cross on it
To fit into the sarcophagus. Also, binding the arms to the chest keeps them from snapping off.
swastika or Hakenkreutz "Crooked cross"
A coat of arms
it was on my math its a coat of arms
Cross body sling arms
Some just like to cross their arms because it's comfy, but crossed arms can also show insecurity; they're put up in front of the body like a defensive shield.
The symbol of the American Red Cross is a cross with arms of equal length and red in color.
A cross typically consists of a central intersection with four arms extending from it, resembling a plus sign. In a simple cross shape, there are 4 vertices where the arms meet and 8 sides in total (4 from the outer edges of the arms and 4 from the inner sections where they intersect). So, a cross generally has 4 vertices and 8 sides.