Question | Answer |
Heart | pumping system of the body |
Myocardium | Middle and thickest layer of heart |
Epicardium | External layer of the heart and inner layer of pericarium |
Endocardium | inner lining of the heart very smooth |
What are the walls of the heart? | Epicardium, myocardium, endocardium |
What does deoxygenated blood lack? | Oxygen |
What are the two main veins of the body? | Superior and inferior Vena Cava |
What is the main artery of the body? | Aorta |
What vein and artery system goes through the heart and lungs? | Pulmonary Artery and Vein |
What are the Bottom Chambers of the heart? | Right and Left Ventricles |
What are the two top chambers of the heart? | Right and Left Atria |
What completes the full circulation and connects veins and arteries? | Capillaries |
What heart fluid prevents build up of friction in the heart? | Pericardial Fluid |
What separates the left and right sides of the Heart? | Septum |
What is the tip of the Heart called? | Apex |
Where is the pericardial fluid held? | Pericardium |
What type of blood is in arteries? | Oxygenated blood |
What type of blood is in the veins? | Deoxygenated blood |
What is the name of the sack that holds pericardial fluid? | Pericardium |
What is the thickest layer of the heart? | Myocardium |
What layer comes in direct contact with blood? | Endocardium |
What are the three types of blood routes in body? | Veins, Arteries, Capillaries |
What is the outermost layer of the heart? | Epicardium |
What happens in the Capillaries? | Exchange of oxygen and wastes |
what does all circulation go through to be pumped to diffrent spots of the body? | Heart |
When heart tightens | Contraction |
when heart relaxes | Relaxation |
what determines rate and regularity of heartbeat? | Electrical Impulses |
What is the sound made by pumping heart? | Lubb/dubb |
What is measurement of pressure exerted against walls of vessels | bloodpressure |
the higest pressure | systolic |
The lowest pressure | diastolic |
What is 120/80 considered in blood pressure? | normal blood pressure |