click below
click below
Normal Size Small Size show me how
Key Area 2.6
Revision for Key area 2.6 Transport systems in Animals
| Question | Answer |
|---|---|
| State 2 features of a red blood cell | Contains haemoglobin, biconcave shape, no nucleus |
| Name the 2 types of white blood cell | Phagocytes and Lymphocytes |
| How do phagocytes defend against pathogens? | Engulf pathogens and digest them |
| How do lymphocytes defend against pathogens? | Release antibodies which are specific to the pathogen and destroy the pathogen |
| Name the vein which returns blood to the heart from the rest of the body | Vena Cava |
| Name the artery which takes blood from the heart to the rest of the body | Aorta |
| Name the blood vessel which supplies the heart muscle with its own blood supply | Coronary artery |
| Name the blood vessel which takes deoxygenated blood from the heart to the lungs | Pulmonary Artery |
| Name the blood vessel which takes oxygenated blood from the lungs to the heart | Pulmonary Vein |
| State 2 structural features of veins | Contain valves, thin muscular walls, wide lumen, carries blood at low pressure |
| State 2 structural features of arteries | Thick muscular walls, narrow lumen, carries blood at high pressure |
| State 2 structural features of capillaries | Walls are one cell thick, form networks at tissues, |