Slide 1Electrical and concentration gradient driving forces for Sodium and Potassium How does the membrane potential change if 1) permeability to sodium increases 2) Permeability…

Slide 1Electrical Properties of Nerve Cells 10.5.12 Slide 2 The resting membrane potential Slide 3 The rapid opening of voltage-gated Na + channels allows rapid entry of…

Slide 1 Membranes and Transport Topic II-1 Biophysics Slide 2 Nernst Equation F = 96,400 Coulomb/mole Simplest equation for membrane potential – one ion www.kcl.ac.uk/teares/gktvc/vc/lt/nol/Nernst.htm…

Graded potentials on the post-synaptic membrane: depolarization and hyperpolarization; ligand-gated mechanisms (2) What happens at a synapse? A. Transmitter release …

nmj preparation* Note multiple release sites *Frog most common for earlier studies, this image is actually from a mouse Calcium is required for exocytosis Katz & Miledi…

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 paper to lab…

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 Ionic basis of resting…

Graded potentials on the post-synaptic membrane: depolarization and hyperpolarization; ligand-gated mechanisms (2) What happens at a synapse? A. Transmitter release …

Slide 1 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 2 grade…

Membranes and Transport Topic II-1 Biophysics Nernst Equation F = 96,400 Coulomb/mole Simplest equation for membrane potential – one ion www.kcl.ac.uk/teares/gktvc/vc/lt/nol/Nernst.htm…