Which of the following is true of Duchenne muscular dystrophy?
A) It is caused by an incompletely closed spinal canal.
B) It is usually fatal in males, and death usually occurs in young adulthood.
C) Its symptoms include enlarged kidneys, respiratory problems, and paralysis.
D) It can be treated with antibiotics and physical therapy.

Question

Quizplus · Accepted Answer

Duchenne muscular dystrophy (DMD) is a genetic disorder characterized by progressive muscle degeneration and weakness due to alterations of a protein called dystrophin that helps keep muscle cells intact. It primarily affects males and leads to severe physical impairment and typically results in death in young adulthood due to respiratory or cardiac failure. The other options describe conditions or treatments not associated with DMD.

Which of the Following Is True of Duchenne Muscular Dystrophy