cardiac ion channel

Question 1

Vm < Eion, current flows ___ of cell, causes _____

Answer 1

into, depolarization

Question 2

Vm > Eion, current flows ___ of cell, causes _____

Answer 2

out, hyperpolarization

Question 3

Cell to cell propagation of action potentials occurs via _____

Answer 3

gap junction

Question 4

Direction of propagation is controled by ___ and ___

Answer 4

gap junction (positions) and connective tissue (insulation)