Cardio Respiratory 0.0 / 5 ? BiologyBiological moleculesASAQA Created by: Dean_WalkerCreated on: 18-09-13 16:07 Pericardium Thin outer protective sack. 1 of 6 2 small upper chambers of the heart Atria 2 of 6 2 large low chambers of heart Ventricles 3 of 6 Myocardium Specialised cells making up thick muscular walls. 4 of 6 Endocardium thin inner lining of the heart 5 of 6 amount of times your heart beats each day 100,000 6 of 6
Comments
No comments have yet been made