True is the answer you're looking for
Lillian Wald
Lillian Wald was a nurse and humanitarian. She founded community nursing and coined the nurses integrated in the community as " public health nurse". She also established the very first public health nursing system. She also campaigned to have nurses in public schools.
Answer:
Pericardium is a thin sac that surrounds our heart. And Cardiac muscles tissue is muscles tissue that form heart.
Explanation:
Pericardium protect and lubricates our heart and keep it in place within our chest.
Towards the poles because its far from the equator.
