CIE IGCSE Biology: 复习笔记：9.1.16 White Blood Cells: Extended Lymphocytes & Phagocytes: Extended White blood cells are part of the body’s immune system, defending against infection by pathoge...
CIE IGCSE Biology: 复习笔记：9.1.15 Blood Clotting Blood Clotting Platelets are fragments of cells which are involved in blood clotting and forming scabs where skin has been cut or punctured Blood ...
CIE IGCSE Biology: 复习笔记：9.1.14 Components of Blood Components of Blood Blood consists of red blood cells, white blood cells, platelets and plasma Composition of human blood Components of the B...
CIE IGCSE Biology: 复习笔记：9.1.13 Blood Vessels & the Liver: Extended Blood Vessels & the Liver: Extended You must be able to identify the main blood vessels to and from the liver The hep...
CIE IGCSE Biology: 复习笔记：9.1.12 Structure & Function of Blood Vessels: Extended How Structure of Blood Vessels is Adapted to their Function: Extended Arteries Have thick muscular walls cont...
CIE IGCSE Biology: 复习笔记：9.1.11 Circulation Around the Body Main Blood Vessels in the Body Blood is carried away from the heart and towards organs in arteries These narrow to arterioles and the...
CIE IGCSE Biology: 复习笔记：9.1.10 Blood Vessels Arteries, Veins & Capillaries Arteries Carry blood at high pressure away from the heart Carry oxygenated blood (other than the pulmonary artery...
CIE IGCSE Biology: 复习笔记：9.1.9 Explaining the Effect of Physical Activity on Heart Rate: Extended Explaining the Effect of Physical Activity on Heart Rate: Extended So that sufficient blood is ...
CIE IGCSE Biology: 复习笔记：9.1.8 Functioning of the Heart: Extended Functioning of the Heart: Extended Deoxygenated blood coming from the body flows into the right atrium via the vena cava Once t...
