A byproduct of protein catabolism, __________ consitutes approximately one half of all nitrogenous waste.
A. uric acid
B. creatinine
C. ammonia
D. urea
E. azotemia
Answer: D. urea
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A person is diagnosed with type 2 diabetes. What should this person expect for the treatment of this condition in its early stages?
A. Daily glucose injections B. Daily insulin injections C. Pancreas transplant D. A controlled diet and weight-loss regimen
A good example of a positive feedback mechanism would be ________
A) enhancement of labor contractions B) body temperature regulation C) blood calcium level regulation D) regulating glucose levels in the blood
The blood pressure in a vessel is 20 units at point A and 10 units at point B. One minute later, the pressure is 15 units at point A and five units at point B. Flow between those points is ________.
Fill in the blank(s) with the appropriate word(s).
What are mature bone cells in lacunae called?
A) osteoprogenitor B) osteoblasts C) osteoclasts D) osteogenic E) osteocytes