parts of a heart antonomy please :)
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parts of a heart antonomy please :)
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Answer:
Anatomy of the heart
The heart consists of four chambers:
These are the two upper chambers, which receive blood.The ventricles: These are the two lower chambers, which discharge blood
The heart’s walls consist of three layers of tissue:
This is the muscular tissue of the heart.
How the heart works
The rate at which the heart contracts depends on many factors, such as:
activity and exerciseemotional factorssome medical conditionsa feversome medicationsdehydration
At rest, the heart might beat around 60 times each minute. But this can increase to 100 beats per minute (bpm) or more.
hope it helps