Skeletal (striated)and smooth muscle O (b)Smooth muscle Temporal patterns of muscle contraction Single twitch Periodic sequence of excitations Fused tetanus(Fmav) 日 Unfused Time(sec)Skeletal (striated) and smooth muscle� Temporal patterns of muscle contraction • • • max) l (a) Skeletal muscle (b) Smooth muscle Single twitch Periodic sequence of excitations Fused tetanus (F 2