Action Potential Day 1

Presentation

•

Science

•

11th Grade

•

Medium

Russell Dalay

Used 2+ times

FREE Resource

7 Slides • 6 Questions

Multiple Choice

Which ions are involved in an action potential?

Na; Cl

Na; K

K; Cl

Na; Ca

Multiple Choice

Action potentials run along the ______ from ______ to ________.

axon, dendrites, axon terminals

axon, axon terminals, dendrites

dendrites, axon, axon terminals

axon terminals, axon, dendrites

Multiple Choice

What is the normal resting potential of a neuron cell membrane?

+40mV

-30mV

+55mV

-70mV

Multiple Choice

At which point on the diagram does depolarisation of the axon occur?

Multiple Choice

A membrane potential becoming less negative is called

hyperpolarization

depolarization

repolarization

polarization

Multiple Choice

When the membrane potential reaches +30mV, ________ channels open, ________ occurs, and ________ channels close.

sodium, depolarization, potassium

potassium, depoloarization, sodium

sodium, repolarization, potassium

postassium, repolarization, sodium

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