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They will move toenvironments where temperature is close to their optimum. Lizardsand snakes, bask on rocks in order to warm their bodies on cool,sunny mornings. Heat is gained through conduction and radiation. On hot days they move to cooler places in burrows or under shades. Body size and heat lossThe amount of heat ... |
People in the tropics tend to be thin and tall compared to thosein the arctic regions who tend to be short and plump. Account forthese observations in relation to body temperature regulation. Osmoregulation Water and NAME The relative amounts of water and solutes in the blood, tissue fluidand protoplasm determine their... |
This results to reduced release of ADH into theblood stream. The kidney tubules become less permeable to waterand less reabsorption of water into blood stream takes place. Theosmotic pressure of blood rises and dilute urine is produced. Regulation of Ionic ContentSalts dissolve in water and then undergo dissociation to... |
The patient becomes dehydrated and has to compensatefor the loss AUTHOR water. NAME of the Skin in Salt and Water balanceAlthough the skin is not the main organ of osmoregulation, it hassweat glands which secrete waste products of metabolism such aswater, mineral salts especially sodium chloride. These wastes arelost i... |
4.11 a Name the structures labelled A to F. b i Explain how the hair in human beings helps in keepingthe body warm. Ii Explain other methods AUTHOR to keep thebody warm.2. Figure 4.12 illustrates a mammalian nephron. Use it to answerthe questions that follow. A Explain what happens to the concentration of sodium ionsbe... |
Explain the reasons for your answer.7. The surface area to volume ratio of three animals A, B and Cwas determined. The amount of urine produced per hour bythese animals in a specific habitat was also determined. The results are as shown in the table below. Study the data and; a Plot three graphs on the same axis of the... |
B What is meant AUTHOR ? C What is diabetes insipidus? D Describe how the kidney functions as an osmoregulatoryorgan.16. Name two common diseases that affect the liver and the kidney. For each of the diseases given above, describe the mode ofinfection and control measures.17. A Name any four organic waste products in p... |
Name two common diseases that affect the liver and the kidney. For each of the diseases given above, describe the mode ofinfection and control measures.17. A Name any four organic waste products in plants. B Describe the mechanisms of excretion AUTHOR Water 7Active Transport 1, 8Acute Bronchitis 68Adenosine Triphosphat... |
A Name any four organic waste products in plants. B Describe the mechanisms of excretion AUTHOR Water 7Active Transport 1, 8Acute Bronchitis 68Adenosine Triphosphate 74, 75Adhesive Force 12Adrenal Glands 103Aerenchyma Tissue 52Aerobic Respiration 74Aestivate 100Agglutinins 35Agranulocytes 34Aldosterone 92, 101Allergic ... |
IndexAbsorption of Water 7Active Transport 1, 8Acute Bronchitis 68Adenosine Triphosphate 74, 75Adhesive Force 12Adrenal Glands 103Aerenchyma Tissue 52Aerobic Respiration 74Aestivate 100Agglutinins 35Agranulocytes 34Aldosterone 92, 101Allergic Reactions 42Anaerobic Respiration 77Angiosperms 11Antibodies 40Anti-coagulant... |
19Systole 23, 36Thermoregulation 95Thromboplastin 36Thrombosis 31Tissue Fluid 39Tissue Respiration 73, 74Trachea 59Tracheal System 55Tracheids 10Tracheoles 54Translocation of NAME 17Transpiration 9, 11, 12, 13, 14, 52Transpiration Pull 11Transpiration Rate 14Transpiration Stream 9, 11Transport 1Transport NAME 18Transpo... |
Emerging issues such as environmentalCconcervaton and substance abuse ae also dealt with where they areolovant. Neat and procise Musrations have beon wisely Used tofenhance learning. Practical activiies and study questions arentogated within the subtopes at thet relevant teaching pons, Aso, at the end of each topic, th... |
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