Books and Articles. 1  Baker, George E., editor The Works of William H. Seward, (Redfield, 1853-84). 2  Bancroft, Frederic, The Life of William H. Seward, (Harper & Brothers, 1900). 3  Estrem, Andrew, The Statesmanship of William H. Seward as Seen in His Public Career Prior to 1861, (Lutheran Publishing House, 1892).
A nerve impulse is the relaying of a coded signal from a nerve cell to an effector (a muscle cell, a gland cell or another nerve cell) in response to a stimulus.
Nervous System. STUDY. PLAY. neuron. mass of nerve cells; structural and functional unit of nervous system; specialized to react to physical and chemical changes in their surroundings; transmits info in the form of electrochemical changes (nerve impulses) to other neurons and to cells outside nervous system. nerve impulse.