The cardovascular system 4.0 / 5 based on 1 rating ? Applied Scienceorgans and systemBTEC NationalAll boards Created by: KittycatloverCreated on: 06-07-19 08:40 35892461017 Across 1. The dividing wall between the right and left sides of the heart (6) 4. The middle and thickest layer of the heart wall, cmposed of cardiac muscle (10) 5. A complete heartbeat from the generation of the beat to the beginning of the next beat (7, 5) 6. Two top chambers of the heart (5) 7. Red blood cells, containing haemoglobin, that transports oxygen around the body (12) 9. A large vein carrying dexygenated blood into the heart (4, 4) Down 2. A collectrion of the heart muscle cells specialised for electrical conduction (6, 2, 3) 3. A fibrous membrane that surrounds and protects the heart (12) 8. A patch of tissue found in the right atrium that generates the elctrical activity and initiates a wave of excitation at regular intervals (10, 4) 10. Two bottom chambers of the heart (9)
Comments
No comments have yet been made