BIPN10022

BIPN10022 - Dwayne Chang d2chang@ucsd.edu OH: Wed 12:30P @...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
d2chang@ucsd.edu OH: Wed 12:30P @ Leichtag Lobby Professor:  Dr. Fortes  BIPN 100 Winter 2008 Week 3 –Action Potentials. Refractory periods, and other abnormalities I. Action vs. Graded Potential a. Complete the following table: Condition Action Potential Graded Potential Amplitude (Needs a threshold / Proportional to stimulus) Direction (Can depolarize + hyperpolarize / All or none) Summated (Yes / No) Decay (With distance / Without loss) II. Gating for AP’s a. The event that activates all three gates during the firing of an AP is _________________________________________________________________ _ b. 3 gates that become turned on: i. Na + Activation gates are ( Closed/Open ) prior to the above mentioned event and ( Close/Open ) afterwards. This happens relatively ( Fast/Slow/Very Slow ). ii. Na + Inactivation gates are ( Closed/Open ) prior to the above mentioned event and ( Close/Open ) afterwards. This happens relatively ( Fast/Slow/Very Slow ). iii.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 4

BIPN10022 - Dwayne Chang d2chang@ucsd.edu OH: Wed 12:30P @...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online