how can you appreciate theprotection of heartwith pericardial membranes and pericardial fluid?
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● It keeps your heart fixed in place within your chest cavity.
● It prevents your heart from stretching too much and overfilling with blood.
● It lubricates your heart to prevent friction with the tissues around it as it beats.
● It protects your heart from any infections that might spread from nearby organs like the lungs
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