WebbGCSE PE Extended questions. Six mark responses: Marks for these questions: AO1 = 1, AO2 = 2 and AO3 = 3 . Level: Marks; Description; 3. ... Explain how the structure of alveoli and capillaries aid the process of gaseous exchange between the alveoli and capillaries? [6 marks] Marks for this question: AO1 = 1, AO2 = 2 and AO3 = 3 WebbFertilisation animation. Plant and animal cells. The Ear animation. Starch in leaf test animation. Kidney animation. DNA drag and drop. Alveoli animation. Blood clotting animation. Food groups drag and drop.
GCSE PE - Cardiovascular System Flashcards Quizlet
Webb30 juni 2024 · W = m.a.d. ⇒ W = ⇒W = ⇒W = So, this wholly work done is converted into the K.E of the object. In case, initial rapidity u = 0, K.E = First can also declare, the network work done on the system is equal to the changes in kinetic energy of the object. WebbGas exchange is the biological process through which gases are transferred across cell membranes to either enter or leave the blood. Oxygen is constantly needed by cells for aerobic cellular respiration, and the same process continually produces carbon dioxide as a … cell phone radiation on tissue
AQA GCSE PE: The Pathway Of Air & Gaseous Exchange - YouTube
WebbIt receives oxygenated blood from the lungs via the pulmonary vein. Right Ventricle Right lower chamber of the heart. It pumps the blood into the pulmonary artery. Left Ventricle Left lower chamber of the heart. It pumps the blood into the aorta Septum Muscular wall that separates the left and right sides of the heart Tricuspid Valve WebbAll gas exchange surfaces have features in common These features allow the maximum amount of gases to be exchanged across the surface in the smallest amount of time They include: Large surface area to allow faster diffusion of gases across the surface Thin walls to ensure diffusion distances remain short WebbNeed help with your International Baccalaureate HL Physics Revision Notes Essay? See our examples at Marked By Teachers. buy daylilies cheap