organs 0.0 / 5 ? BiologyCells, tissues and organsGCSEWJEC Created by: chloeharriessCreated on: 01-04-15 16:26 what are the nine organs? large intestine, small intestine, liver, kidneys, lungs, heart, stomach, brain, bladder 1 of 22 name four systems? circulatory system, respiratory system, nervous system, excretory system 2 of 22 what are the four animal cells? red blood cells, nerve cells, egg cell, sperm cell. 3 of 22 how many types are tissues are there? what are they? 5, muscle, lining of the intestine, lining of the lungs, phloem, root hair tissue 4 of 22 name a range of cells ciliated epithelial cell, root hair cell, red blood cell, white blood cell, xylem cell, neurone, palisade cell, sperm, ovum 5 of 22 blood is made up of what? liquid plasma, red blood cells, white blood cells, platelets. 6 of 22 what are the blood vessels in the human body? veins, arteries and cappilaries. 7 of 22 veins have... thin walls and large lumens and valves. 8 of 22 arteries have... thick walls, small lumens and no valves. 9 of 22 capillary walls are... one cell thick and there are gaps inbetween the cells. 10 of 22 when inhaling, what happens to the lungs? volume of lungs increases, pressure decreases. 11 of 22 when inhaling what happens to the diaphragm? diaphragm contracts and flattens. 12 of 22 when inhaling what happens to the outer intercostal muscles and ribs? outer intercostal muscles contract, ribs pulled upwards & outwards. 13 of 22 when exhaling what happens to the lungs? volume of lungs decreases, pressure increases. 14 of 22 when exhaling what happens to the diaphragm? diaphragm relaxes into domed shape. 15 of 22 when exhaling what happens to the outer intercostal muscles and ribs? outer intercostal muscles relax, ribs pulled downwards & inwards. 16 of 22 when inhaling, the air flows ____ the lungs. into. 17 of 22 when exhaling, the air flows ____ the lungs. out. 18 of 22 what do red blood cells do? contain haemoglobin & transport oxygen around the body. 19 of 22 what do white blood cells do? defends body against disease. Release antibodies & antitoxins. 20 of 22 what do platelets do? clot the blood. 21 of 22 what does the plasma do? transports urea, digested soluble food, carbon dioxide, hormones and distributes heat around the body. 22 of 22
Comments
No comments have yet been made