What might it mean if you found a high concentration of urobilinogen in your patient's urine? (Hint: Consider the source of urobilinogen.) (Connects to Chapter 19)

A 55-year-old woman is awakened by an excruciating pain that radiates from her right abdomen to her flank on the same side. The pain is not continuous, but it recurs every 3 to 4 minutes. Diagnose this patient's problem, and cite factors that might favor its occurrence. Explain why this woman's pain comes in 'waves.'

What happens to the rate of RBC production in a patient on dialysis with total renal failure? What could be given to the patient to counteract such a problem? (Hint: You might want to check Table 9.2 for help with this one.)

Patty, aged 55, is awakened by excruciating pain that radiates from her right abdomen to the loin and groin regions on the same side. The pain is not continuous but recurs at intervals of 3 to 4 minutes. Diagnose her problem, and cite factors that might favor its occurrence.

While repairing a frayed utility wire, Kevin, an experienced lineman, slips and falls to the ground. Medical examination reveals a fracture of his lower spine and transection of the lumbar region of the spinal cord. How will Kevin's micturition be controlled from this point on? Will he ever again feel the need to void? Will there be dribbling of urine between voidings? Explain the reasoning behind all your responses.

Contrast the following homeostatic imbalances: oliguria, anuria, polyuria, and nocturia.

Describe the changes that occur in kidney and bladder function in old age.