physical education - bones/joints 0.0 / 5 ? Physical EducationSkeletal system - bones and jointsGCSEAQA Created by: chambersjessica78Created on: 30-04-19 10:11 what part of the skelton produces red blood cell? Long bone 1 of 13 which bones form the knee? Tibia and femur 2 of 13 Give an example of a third class lever... When extension occurs at the knee 3 of 13 what is the sequence of events during expiration at rest Diaphragm relaxes; decreased volume in chest; increased pressure in lungs; air forced out 4 of 13 what are the functions of the cartilage and and synovial fluid in a synovial joint? Cartilage - prevents bones rubbing together and reduces friction/synovial fluid lubricates the joint which also reduces friction 5 of 13 name the joint action and main agonist that occurs during a vertical jump Action = extension Agonist = quadriceps 6 of 13 State three features of alveoli that assist the process of diffusion thin cell walls, large surface area, rich blood/lots of capillaries, layer of moisture and short diffusion 7 of 13 Identify three features of veins that distinguish them from other types of blood vessel. carry blood towards the heart, large lumen, thin walls, valves 8 of 13 Explain the function of EPOC remove lactic acid, uses oxygen, maintain high breathing/heart raTE 9 of 13 Describe 4 benefits of a cool down slow down heart rate, prevents DOMS, reduces body temp, removes lactic acid, 10 of 13 Using an example from the body, explain the mechanical advantages of a second class lever system. Eg. Ankle joint - able to move a load of resistance because of a long effort arm 11 of 13 Name and describe a suitable test to measure co-ordination anderson wall toll test - stand 2 meters away from the wall and throw the ball against the wall and be able to cart 12 of 13 Three reasons why performers should undertake fitness testing To find strengths and weaknesses, to track improvement, gives motivation, finds a starting point and a comparison to the norm. 13 of 13
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