Animal Physiology: Circulation and Excretion
In which one of the following pairs, the two items mean the same thing?
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Single Choice
Pacemaker is situated in the
AWall of right atrium
Correct Answer
BInterauricular septum
CInterventricular septum
DWall of left atrium
Solution
The actual structure that serves as the heart's primary pacemaker is called the sinoatrial node (SA node). The SA node is a little bundle of cells located in the wall of the right atrium, the small upper chamber on the right side of the heart.
Thus, the correct answer is 'Wall of right atrium.'
SIMILAR QUESTIONS
Animal Physiology: Circulation and Excretion
Sino-atrial node is called as the pacemaker of our heart. Why?
Animal Physiology: Circulation and Excretion
Which of the following is the correct pathway for propagation of cardiac impulse?
Animal Physiology: Circulation and Excretion
Where is the pacemaker situated?
Animal Physiology: Circulation and Excretion
Pacemaker influences
Animal Physiology: Circulation and Excretion
In the heart of frog, which of the following is considered as the pacemaker?
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