A Study of Nerve Physiology, Part 2

action currents action potential anodal polarization anoxia applied current applied pulse base line break response cathodal current cathodal depression cathodal polarization cent CO2 CO₂ conduction of impulses crest decrease demarcation current depolarization double layer duration E₁ potential E3 reaction effect electromotive forces electrotonic potential end segment excised nerve experiment of figure flow Gasser illustrated by figure impulses records inexcitable initiated interpolar segment iodoacetamide L fraction magnitude maximum membrane current membrane potential metabolic negative after-potential nerve fibers nerve impulse nerve in oxygen nerve reaction observed obtained plots polarizability polarizing electrode positive after-potential progressive increase pulses of current Q fraction R₁ R₂ deflection R3 overshooting recording electrode records 13 records 9 records of figure recovery curve refractory period restoration rheobase rhythmic sciatic nerve segment of nerve shocks slow electrotonus spike height temperature temporal course tetanic stimulation tetanus records veratrine volley of impulses μα