Hi im having trouble with exerise 4 questions. could you please help me out
thank you heaps.
1. Which rat had the fastest baseline metabolic rate? _____________________________
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2. Compare the baseline metabolic rates for the thyroidectomized rat and the normal rat and explain your results. ______________
3. Compare the baseline metabolic rates for the hypophysectomized rat and the normal rat and explain your results. _____________
The following questions refer to Activity 2: Determining the Effect of Thyroxine on Metabolic Rate.
4. What effect did administering thyroxine have on each of the rats? _____________________________
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5. Explain why thyroxine had these effects. _____________________________
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The following questions refer to Activity 3: Determining the Effect of TSH on Metabolic Rate.
6. Was there a change in the metabolic rate of the thyroidectomized rat with the administration of TSH? Explain your results. _____
7. Did the results for the thyroidectomized rat indicate hyperthyroidism or hypothyroidism? ___________________________
8. Describe the effect of administering propylthiouracil on each of the rats, and explain why it had this effect. ______________
9. Do you think the drug propylthiouracil is used to treat hypothyroidism or hyperthyroidism? Explain your answer. ____________
Hormone Replacement Therapy
The following questions refer to Activity 5: Hormone Replacement Therapy.
10. Explain why ovariectomized rats were used in this experiment and correlate this to their baseline T score.______________
11. Recap your predictions regarding the effects of calcitonin and estrogen on bone density and explain why you made those
predictions. _____________________________
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12. Why was one of the ovariectomized rats injected with saline? _____________________________
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13. What effect did the administration of estrogen injections have on the estrogen-treated rat? __________________________
14. What effect did the administration of calcitonin injections have on the calcitonin-treated rat? _______________________
15. How did your results compare to your predictions? _____________________________
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Insulin and Diabetes
The following question refers to Activity 6: Obtaining a Glucose Standard Curve.
16. What is a glucose standard curve, and how can you use this tool to determine a concentration of glucose? ___________________
The following questions refer to Activity 7: Measuring Fasting Plasma Glucose.
17. Which patient(s) had glucose reading(s) in the normal range? _____________________________
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18. Which patient(s) had glucose reading(s) in the diabetic range? _____________________________
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19. Which patient(s) had glucose reading(s) in the impaired range? _____________________________
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20. Describe the diagnosis for Patient 3. _____________________________
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The following questions refer to Activity 8: Measuring Cortisol and Adrenocorticotropic Hormone.
21. Which patient would most likely be diagnosed with Cushing’s disease? Why?
22. Which two patients have hormone levels characteristic of Cushing’s syndrome?
23. Patient 2 is being treated for rheumatoid arthritis with prednisone. How does this change the diagnosis? ________________
24. Which patient would most likely be diagnosed with Addison’s disease? Why?