Download - RENAL PHYSIOLOGY TUTORIAL DISCUSSION
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RENAL PHYSIOLOGY TUTORIAL DISCUSSION
Dr. Zahoor
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TOPICS
• Nephron• Glomerular Filtration• Tubular Reabsorption (Lect 3 & 4) • Tubular Secretion
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Q1. What are functions of kidney?
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Q2. What are components of nephron?
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Q3. Draw the nephron and label its parts.
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Q4. What are differences between cortical and juxta medullary nephron?
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Q5. What is vasa recta?
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Q6. What is juxta glomerular apparatus and what is its function?
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Q7. What is Glomerular Filtration?
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Q8. Define Glomerular Filtration Rate?
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Q9. Name the 3 layers of Glomerular membrane.
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Q10. Is the Glomerular membrane more permeable or less permeable than other capillaries. Give reason.
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Q11. Basement Membrane of Glomerular membrane has positive or negative charge. What is the importance?
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Q12. When blood passes through glomerulus, what blood substances are NOT filtered?
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Q13. Write the full word and value for
Full word Value- PGC ________ ______- πGC ________ ______- PBS ________ ______
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Q14. How much is the Net Filtration Pressure?
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Q15. What factors increase or decrease GFR? Give five factors.
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Q16. Kf (Filtration Coefficient) depends on what factors?
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Q17. Name two mechanisms responsible for Autoregulation in kidney.
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Q18. What is the range of mean arterial blood pressure, when kidney is doing Autoregulation?
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Q19. How much is
- Renal Blood Flow _________- Renal Plasma Flow _________- GFR - _________
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Q20. What is filtration fraction? How much is it?
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Q21. Name the two substances used to measure GFR.
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Q22. Name the blood constituents present in the glomerular filtrate.
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Q23. After filtration, how much percentage of the following substances is reabsorbed in the tubule
Water ___ %Sodium ___ %Glucose ___ %
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Q24. GFR is 125ml/min, how much amount of water is normally reabsorbed in the tubule?
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Q.25. How much percentage of the following substances is reabsorbed in PCT
Na+ _____H2O _____
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Q26. Na+ - K+ pump is operating where in the epithelial cell, for Na+ reabsorption?
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Q27. Name the hormone which helps in Na+ reabsorption in DCT and CT.
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Q28. What is JGA?
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Q29. Renin is secreted from where in the nephron?
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Q30. What is the function of principal cells? Where they are present?
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Q31. What is function of ANP?
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Q32. What is the function of ADH? Where does it act?
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Q33. Is Descending limb of LH permeable to Na+
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Q34. Is Ascending limb of LH permeable to H2O?
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Q35. Name the receptors where ADH acts in the CT?
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Q36. Name the channels where ADH acts in CT.
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Q37. Where ADH is produced?
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Q38. Where ADH is stored?
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Q39. What causes increase ADH release?
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Q40. If ADH is not there, how much amount of urine person will pass?
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Q41. What is Diabetes Insipidus? What are two types of DI?
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Q42. What is Secretion?
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Q43. What is importance of Secretion?
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Q44. Name the substances secreted.
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Q45. Where K+ is secreted?
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Q46. Name the cells where K+ is secreted in DCT and CT.
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Q47. What is the control of K+ secretion in DCT and CT ?
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Q48. What is the action of Aldosterone on principal cells for K+ secretion?
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Q49. In Hyperaldosteronism, what happens to K+ secretion?
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Q50. In Acidosis, what happens to K+ secretion?
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Q51. Why K+ regulation is important?
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Thank you