In human beings, the coordination of the contraction of the heart chambers is brought about by a pacemaker located in the walls of the

examrobotsa's picture

Submitted by examrobotsa on

Q: 44 (IES/2002)
In human beings, the coordination of the contraction of the heart chambers is brought about by a “pacemaker” located in the walls of the
AnyChart Trial Version

question_subject: 

Science

question_exam: 

IES

stats: 

0,11,17,9,11,6,2

keywords: 

{'heart chambers': [0, 0, 1, 0], 'left ventricle': [0, 0, 8, 0], 'right ventricle': [0, 0, 2, 1], 'pacemaker': [1, 0, 0, 0], 'right auricle': [0, 0, 2, 1], 'walls': [2, 1, 1, 4], 'coordination': [0, 1, 1, 0], 'auricle': [0, 0, 1, 0]}