Title: An artificial pacemaker supplements the actions of Post by: malaka33 on Mar 29, 2018 An artificial pacemaker supplements the actions of
a. sympathetic nerves. b. the atrioventricular node. c. the medulla oblongata. d. the sinoatrial node. e. the heart muscle itself. Question 2 Heart excitation originates in the a. atrioventricular node. b. intercalated disk. c. sinoatrial node. d. pericardium. e. endocardium. Title: An artificial pacemaker supplements the actions of Post by: bcspears on Mar 29, 2018 Content hidden
Title: An artificial pacemaker supplements the actions of Post by: malaka33 on Mar 29, 2018 Dude, you're awesome. I wish I had you as my teacher!
Title: An artificial pacemaker supplements the actions of Post by: bcspears on Mar 29, 2018 Come to the forum always, I'll be around to assist you again
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