× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
Home Q & A Board Biology-Related Homework Help Cell Biology
New Topic  
LRotundo LRotundo
wrote...
Go to Answer
Posts: 812
Rep: 0 0
6 years ago
A small patch of tissue called the _____ acts as the pacemaker of the heart.
 
  A) atrioventricular node
  B) bundle of His
  C) Purkinje fibers
  D) sinoatrial node
Read 63 times
1 Reply
Replies
Answer verified by a subject expert
tiss9889tiss9889
wrote...
#1
Top Poster
Posts: 1193
Rep: 5 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

LRotundo Author
wrote...

6 years ago
Helped a lot
jmendoza
wrote...

Yesterday
this is exactly what I needed
jasonbourne
wrote...

2 hours ago
Just got PERFECT on my quiz
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1277 People Browsing
 122 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 234
  
 1175
  
 920
Your Opinion
Which country would you like to visit for its food?
Votes: 204
Previous poll results: What's your favorite math subject?