A specialized bit of heart tissue that controls the heartbeat. Synonyms: cardiac pacemaker, pacemaker, sinoatrial node.
![]() |
![]() ![]() |
|
![]() | ![]() | ![]() | |||
|
|
|
![]() |
Words linked to "SA node" : cardiac muscle, heart muscle, pacemaker |
Copyright © 2025 Free-Translator.com |