WebAvailability of past papers. Most past papers and mark schemes will be available on our website for a period of three years. This is due to copyright restrictions. Find out when we publish question papers and mark schemes on our website. Search past paper question banks and easily create custom material for teaching, homework and assessment. WebBlood is pumped from the heart in the arteries. It is returned to the heart in the veins. ... Sample exam questions - organisation - AQA ... Biology: Exam-style questions. Prepare for GCSE Biology ...
GCSE Biology Revision - Heart & Circulation - ProProfs Quiz
WebCardiovascular Disease Exam Question 9-1 GCSE Biology OCR, AQA, Edexcel. Duration: 01:03 [IGCSE/GCSE] Heart Structure - Memorize In 5 Minutes Or Less! ... Coronary Heart Disease - GCSE Biology Exam Revision - Updated. Duration: 03:03; HEART Quick Fire Questions - GCSE Science Revision - SCIENCE WITH HAZEL. … WebFind a one-to-one tutor on our new Tuition Platform . Final exams on the horizon? Kick-start your revision with our 2-day Biology GCSE Easter revision courses for AQA and … dynamic expandable representation
Cardiovascular Disease: Artificial Hearts and Transplants (GCSE Biology ...
WebThe heart is made of cardiac muscle cells which like all cells in the body need a supply of blood to deliver oxygen, glucose and other nutrients and remove waste products such as carbon dioxide The blood is supplied to the heart by the coronary arteries which branch off directly from the aorta WebValves can become leaky and stiff. Infection, heart conditions and age can cause damage to the valves of the heart. This can make them more leaky, which can cause the back flow of blood. It can also make. them more stiff, stopping the valves from opening properly. Valves can be replaced. When the valves are severely damaged, valves must be ... Web1 day ago · The lessons provided are appropriate for the following specifications: • Trilogy. • Synergy. • Separate Science Biology. This resource includes: 1: A power point to lead students through the lesson. 2: A set of notes for students to use. 3: A version of the lesson that can be used just from the front of the room. crystal tosello