Electrical and concentration gradient driving forces for Sodium and Potassium How does the membrane potential change if 1) permeability to sodium increases.
Electrical Properties of Nerve Cells 10.5.12. The resting membrane potential.
Membranes and Transport Topic II-1 Biophysics. Nernst Equation F = 96,400 Coulomb/mole Simplest equation for membrane potential – one ion .
24 September 2008 Pick up endocrine quiz from piano MC section counted 80% (avg missed 5.6, 82 ± 12) Trophic + Permissive effect counted 20% Overall Quiz.
SYNAPTIC POTENTIALS, TRANSMITTERS, & DRUG ACTIONS
Membranes and Transport
Electrical and concentration gradient driving forces for Sodium and Potassium
Nmj preparation* Note multiple release sites *Frog most common for earlier studies, this image is actually from a mouse.
28 Sept Announcements Pick up answer sheet for Quiz 2 from front Friday absentees: pick up Quiz 1 & Andro Paper from Piano Read & bring Androstenedione.
1 October 2010 Test # 1 Monday See Test 1 Study topics on website See supplemental powerpoint on EPI and NE posted to powerpoint folder. Today in class.
(1)Graded potentials on the post-synaptic membrane: depolarization and hyperpolarization; ligand-gated mechanisms (2) What happens at a synapse? A. Transmitter.