87.0k views
12 votes
Which of the following is responsible for depolarization of the heart ? a. Sodium ion influx b. Potassium ion influx c. Sodium ion efflux d. Potassium efflux

User Tashana
by
3.5k points

2 Answers

8 votes

Answer:

A

Step-by-step explanation:

User Cwouter
by
3.9k points
10 votes

Answer:

Answer should be A, sodium ion influx. Hope this helps :}

User Oldratlee
by
3.8k points