Action Potential 7 Steps

Anatomy and Physiology7 CardsCreated 3 months ago

This deck covers the seven key steps involved in the generation and propagation of an action potential, focusing on changes in ion channel activity and membrane potential.

STEP 1 Threshold stimulus to -55mv

Stimulus
Tap or swipe ↕ to flip
Swipe ←→Navigate
1/7

Key Terms

Term
Definition
STEP 1 Threshold stimulus to -55mv
Stimulus
STEP 2 Na+ channels open
Channel open
STEP 3 Na+ ions flood in
flood in
STEP 4 At +30mv, Na channels close and K ions channels open
K ions
STEP 5 K floods out of the cell
Out of cell
STEP 6 Hyperpolarization to -90mv
Hyper

Related Flashcard Decks

Study Tips

  • Press F to enter focus mode for distraction-free studying
  • Review cards regularly to improve retention
  • Try to recall the answer before flipping the card
  • Share this deck with friends to study together
TermDefinition
STEP 1 Threshold stimulus to -55mv
Stimulus
STEP 2 Na+ channels open
Channel open
STEP 3 Na+ ions flood in
flood in
STEP 4 At +30mv, Na channels close and K ions channels open
K ions
STEP 5 K floods out of the cell
Out of cell
STEP 6 Hyperpolarization to -90mv
Hyper
STEP 7 K channels close and the resting potential is re-established at -70
Re-established