OCR A Level Biology - Module 3 Final Exam And Correct Answers 2024.
oncotic pressure - Answer The tendency for water to move into the blood by osmosis, as the result of the presence of plasma proteins in the capillary. 'Lub' sound of the heartbeat - Answer AV valves closing 'Dub' sound of the heartbeat - Answer SL valves closing Artery walls - how do they maintain high blood pressure of blood being pumped out of the heart - Answer Elastic fibres (stretch and recoil) Folded endothelium Arteries carry oxygenated blood except the... - Answer Pulmonary artery Venules link - Answer Capillaries to veins ventricular systole - Answer The ventricular pressure rises above atrial pressure Hydrogencarbonate ion production - Answer Carbon dioxide diffuse Carbonic acid - catalysed by enzyme Dissociation Bohr effect - Answer Carbon dioxide diffuse Oxygen unloading increased / reduced affinity Haemoglobinic acid - buffer structure of haemoglobin
Document information
- Uploaded on
- May 17, 2024
- Number of pages
- 4
- Written in
- 2023/2024
- Type
- Exam (elaborations)
- Contains
- Questions & answers