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Bella N5

U2 KA6 - Transport System Animals

QuestionAnswer
Oxygenated blood that contains oxygen
Deoxygenated blood that contains little oxygen
Artery blood vessel that carries blood at high pressure. Has thick muscular walls to withstand the pressure and goes away from the heart.
Capillary exchange vessel for gases, food and waste. Walls one cell thick, large surface area, good transport system.
Veins blood vessel that carries blood at low pressure back to the heart. To prevent the backflow of blood they contain valves
Heart muscular pump that circulates the blood in the body
Right atrium Receives deoxygenated blood returning from the body
Left atrium Receives oxygenated blood returning from the lungs
Left Ventricle Pumps oxygenated blood to the body through the aorta
Right Ventricle pumps deoxygenated blood through pulmonary artery to lungs
Heart valves found between atrium and ventricle and between ventricle and artery. Prevent backflow of blood.
Pulmonary arteries carry deoxygenated blood to the lungs
Pulmonary veins carry oxygenated blood from the lungs, back to the heart (left atrium)
Aorta main artery carrying oxygenated blood to body from the heart (left ventricle)
Vena cava carries deoxygenated blood back from body to heart (right atrium)
Coronary arteries carries oxygenated blood to the heart muscle
Red blood cell biconcave disc shaped cell, used to transport oxygen. Has no nucleus.
Blood Made up of plasma, RBCs, WBCs and platelets.
Biconcave disc RBC shape, inward curve on both sides of the cell gives a very large surface area
Haemoglobin protein that combines with oxygen in red blood cells forming oxyhaemoglobin
Oxyhaemoglobin Formed when haemoglobin binds to oxygen in the lungs
Diffusion movement of substances from an area of higher concentration to an area of lower concentration
Created by: nscobie
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