0
which of the following applies to the sinoatrial node?
a)it is a mass of nerve cells
b)it produces important enzymes
c)it generates autorhythmic impulses to the contractthe heart
d)it contains both bicuspid and tricuspid valves
Wiki User
∙ 12y ago
Wiki User
∙ 12y agoThat IS the name - sinoatrial node, sometimes it is called the sinus node.
It is the impulse-generating (pacemaker) tissue located in the right atrium of the heart
Wiki User
∙ 15y agoThe sinoatrial node is considered the pacemaker of the heart.
Wiki User
∙ 15y agoThe SA node is also called the Sino-Atrial Node. It is the natural pacemaker of the heart.
Wiki User
∙ 12y agothe SA node or the heart internal pacemaker
Wiki User
∙ 12y agopacemaker
Wiki User
∙ 11y agoSA node.
Add your answer:
Earn +20 pts
What is another name for pacemaker?
sinoatrial node (SA)
Another name for the heart's pacemaker is the?
The sinoatrial node (SA)
What first causes the sinoatrial node to begin in a fetus' heart?
The sinoatrial node is a part of the electrical system of the heart. The development of the sinoatrial node is from the sinus horn myocardium in fetal development.
The node that directly controls contraction of the atria is?
Sinoatrial node
What node triggers and impulse?
The sinoatrial node triggers an impulse
Is AV NODE known as pacemaker?
No, it is the SAN (sinoatrial node)
The sinoatrial node is the heart's?
... pacemaker.
What is the peacemaker of the myocardium?
sinoatrial node
What pacemaker of the heart initiates depolarization under normal conditions?
The primary pacemaker of the mammalian heart is the sino-atrial node. If the SA node fails, the atrioventricular node (AV node) takes over pacemaking.
Is sinoatrial node called a pacemaker?
yes
A heartbeat begins with an impulse from the?
In the Sinoatrial Node
What conducting cells set heart rate?
Sinoatrial Node (SA node)
