Definitions of Terrorism in U.S. Code. 18 U.S.C. Â§ 2331 defines international terrorism and domestic terrorism for purposes of Chapter 113B of the U.S. Code, entitled Terrorism.â. International terrorism means activities with the following three characteristics: Involve violent acts or acts dangerous to human life that violate federal or state law;
In human anatomy, the trapezius (/trÉËpiËzi.És/) is either one of two large superficial muscles that extend longitudinally from the occipital bone to the lower thoracic vertebrae and laterally to the spine of the scapula (shoulder blade). Its functions are to move the scapulae and support the arm.he trapezius muscle resembles a trapezium (trapezoid in American English), or diamond-shaped quadrilateral. The word spinotrapezius refers to the human trapezius, although it is not commonly used in modern texts.
Causes. Trapezius muscle spasms typically occur when the trapezius muscle is torn, stretched or strained. This can occur from an unexpected fall, from lifting heavy objects frequently, twisting while lifting something, or an abrupt movement that strains the trapezius muscle.rapezius muscle spasms can be painful and debilitating. Photo Credit Pixland/Pixland/Getty Images. The trapezius muscle is a large muscle located at the base of the neck, running down to the shoulder blades. A variety of conditions and actions can cause this muscle to spasm, some that require the attention of a doctor.