Which of these muscles is most frequently affected in childhood poliomyelitis?
Ans. A. QuadricepsThe most frequently affected muscles in poliomyelitis (in order of the frequency with which they are affected)(Lower limb muscles - Quadriceps; tibialis anterior; peroneal muscles) > (Upper limb muscles - Deltoid; triceps; biceps) > (Trunk - abdominal muscles; back; intercostals; diaphragm)
Quadriceps
Deltoid
Tibialis anterior
Biceps
Musculo Skeletal Disorders