State the roles of blood clotting as preventing blood loss and the entry of pathogens
State the roles of blood clotting as preventing blood loss and the entry of pathogens
1 Answer
Questions and Answers For
IGCSE Biology
322 Questions
1 AnswerState the functions of the following components of blood: (a) red blood cells in transporting oxygen, including the role of haemoglobin (b) white blood cells in phagocytosis and antibody production (c) platelets in clotting (details are not required) (d) plasma in the transport of blood cells, ions, nutrients, urea, hormones and carbon dioxide
State the functions of the following components of blood: (a) red blood cells in transporting oxygen, including the role of haemoglobin (b) white blood cells in phagocytosis and antibody production (c) platelets in clotting (details are not required) (d) plasma in the transport of blood cells, ions, nutrients, urea, hormones and carbon dioxide
1 AnswerIdentify red and white blood cells in photomicrographs and diagrams
Identify red and white blood cells in photomicrographs and diagrams
1 AnswerList the components of blood as: red blood cells, white blood cells, platelets and plasma
List the components of blood as: red blood cells, white blood cells, platelets and plasma
1 AnswerIdentify, in diagrams and images, the main blood vessels to and from the liver as: hepatic artery, hepatic veins and hepatic portal vein
Identify, in diagrams and images, the main blood vessels to and from the liver as: hepatic artery, hepatic veins and hepatic portal vein
1 AnswerExplain how the structure of capillaries is related to their functions
Explain how the structure of capillaries is related to their functions
1 AnswerExplain how the structure of arteries and veins is related to the pressure of the blood that they transport
Explain how the structure of arteries and veins is related to the pressure of the blood that they transport
1 AnswerIdentify in diagrams and images the main blood vessels to and from the: (a) heart, limited to: vena cava, aorta, pulmonary artery and pulmonary vein (b) lungs, limited to: pulmonary artery and pulmonary vein (c) kidney, limited to: renal artery and renal vein
Identify in diagrams and images the main blood vessels to and from the: (a) heart, limited to: vena cava, aorta, pulmonary artery and pulmonary vein (b) lungs, limited to: pulmonary artery and pulmonary vein (c) kidney, limited to: renal artery and renal vein
1 AnswerState the functions of capillaries
State the functions of capillaries
1 AnswerDescribe the structure of arteries, veins and capillaries, limited to: relative thickness of wall, diameter of the lumen and the presence of valves in veins
Describe the structure of arteries, veins and capillaries, limited to: relative thickness of wall, diameter of the lumen and the presence of valves in veins
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