SA node acts as a pacemaker of the heart because of the fact that it_________________?
(A) is capable of generating impulses
(B) Has rich sympathetic innervation
(C) Has poor cholinergic innervation
(D) Generates impulses at the highest rate
Share this... |
Facebook
|
Twitter
|
Linkedin
|
Whatsapp
|
Your email address will not be published. Required fields are marked *