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Heart IV

Heart

QuestionAnswer
Sends blood to the lungs? Pulmonary veins
Chamber that receives blood from the body? Right Atrium
Sends blood from the head to the heart? Vena Cava
Blood vessels that leave the heart are called? Arteries
The pulmonary artery carries deoxygenated or oxygentated blood? Deoxygenated blood
In the lungs, the blood fills with oxygen. The blood returns to the heart via the ? Pulmonary veins
Oxygenated blood enters the left or right atrium of the heart? Left
Gas exchange occurs between the capillaries and the ________ in the lungs? Alveoli
Gas and nutrient/waste exchange occurs between the blood and the tissues through the _____? Capillary Walls
When deoxygenated blood returns it first must go to the heart. Blood returns via the capillaries through vessels called venules and through larger vessels called______? Veins
Deoxygenated blood returns to the heart through the left or right atrium? Right
The two veins that return deoxygenated blood to the right atrium are called? Superior vena cava Inferior vena cava
Your heart contracts and relaxes automatically about ______ times a minute? 72
The beat of your heart begins in the right atrium called the _______ node? Sinoatrial (SA) node
The part of the cycle in which contraction occurs is called the ____? Systole
The part in which relaxation occurs is called the Diastole
Created by: Nzink198
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