Documents Ch 20 – The Heart. Anatomy I. Size- clenched fist II. Location A. in the mediastinum- area between...

Ch 20 â The Heart Anatomy I. Size- clenched fist II. Location A. in the mediastinum- area between the lungs B. inside a sac named the pericardium 1. pericardium has layers…

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Cardiovascular System Cardiovascular System My Achin Heart I. Functions A. Circulate important materials 1. oxygen 2. wastes 3. endocrine hormones 4. glucose B. Help regulate…