Anatomy of the heart terms Crossword
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
 
 
Down: 1) returns de-oxygenated blood to the heart from the body2) innermost layer of the heart6) only artery in the body that carries de-oxygenated blood, takes blood to the lungs7) separates the right atrium from the right ventricle10) plaque buildup on the inner lining of blood vessels12) carries blood from the lungs to the heart14) muscular layer of the heart15) top of the heart17) muscular pouch that fills the ventricles with blood Across: 3) pumps blood to the lungs and the entire body4) pacemaker, sets 60-100 bpm5) largest artery in the body, carries oxygenated blood away from the heart8) prevents backflow of blood into the right atrium during diastole9) outermost layer of the heart11) conducts electrical impulses through the right and left ventricles13) prevents blood in the lungs from returning to the right ventricle during diastole16) gatekeeper; regulates impulses between the atria & venticles17) thickening and hardening of the arteries, chronic disease18) lower pointed tip of the heart 19) prevents blood in the aorta from returning to the left ventricle during diastole20) dividing wall or partition in the heart21) serous sac that encases the heart
 

 

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