Common side effects include no periods, abdominal pain, headaches, and anxiety. Other serious side effects include bone loss, blood clots, allergic reactions, depression, and liver problems. Use is not recommended during pregnancy as it may harm the baby. It works by decreasing the body's release of gonadotropins.
The brain makes up the largest portion of the central nervous system, and is often the main structure referred to when speaking of the nervous system. The brain is the major functional unit of the central nervous system. While the spinal cord has certain processing ability such as that of spinal locomotion and can process reflexes, the brain is the major processing unit of the nervous system.
Making the world better, one answer at a time. The functional unit of (skeletal) muscle is the sarcomere, which is made of myosin and actin filaments. (The actin filaments move toward each other during muscle contraction).The sarcomeres are lined up one after another to form skeletal muscle.aking the world better, one answer at a time. The functional unit of (skeletal) muscle is the sarcomere, which is made of myosin and actin filaments. (The actin filaments move toward each other during muscle contraction).