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.
Adductor longus. The adductor longus muscle is a hip abductor muscle located in the inner thigh. This muscle controls the thigh bone's ability to move inward and from side to side.The muscle originates in the superior aspect of the pubis, below the pubic tubercle. strain in the adductor longus muscle can cause difficulty walking, pain with full leg extension, and pain while seated. The adductor longus is one of the major muscles that receives nerves from the lumbar plexus, along with the adductor brevis, adductor magnus, gracilis, and obturator externus muscles.