A Male Patient Is Seen for the First Time by a Physician;

Multiple Choice

A male patient is seen for the first time by a physician; the patient has very thin, slender legs and unusually long, slender fingers. The patient's history indicates that he has been diagnosed with a connective tissue disorder known as Marfan syndrome. The mutation that causes this syndrome affects

A) tropomyosin
B) troponin
C) microfibrils
D) elastin
E) fibrillin