Cocaine normally stays in the system for approximately 48 hours. Although the method of administration and the dose administered affects how long it takes for the body to metabolize this drug. When coca leaves are chewed, absorption time is around 30 minutes.
The muscles that provide the movement for the shoulder and upper arm include the anterior muscles in the front, the posterior muscles in the back, and the shoulder muscles that are sort of in between. Pectoralis major: This muscle has two heads, or sections of muscle tissue, and covers much of the front of the thoracic cage.
The hip adductors refers to a group of five muscles that make up the bulk of the inner thigh mass. The primary function of this group is, surprise, hip adduction! The better known of the hip adductors are the adductor brevis, longus and magnus (L. ad, to ; ducere, to lead ; brevis, short ; longus, long ; magnus, great). The lesser known adductor muscles include the gracilis (L. gracilis, slender.) and pectineus (L. pecten, comb.).