[Formation of the spinal reflex arc].
D000344:Afferent Pathways / Q000033:anatomy & histology; D000818:Animals; D009046:Motor Neurons / Q000502:physiology; D009132:Muscles / Q000294:innervation; D012018:Reflex; D012023:Reflex, Monosynaptic; D012867:Skin / Q000294:innervation; D013116:Spinal Cord / Q000033:anatomy & histology / Q000502:physiology*