Liam is a body builder and frequently consumes protein powder as part of his fitness regimen. He consumes more protein than his body actually uses. What happens to the excess protein?
A. It is stored in adipocytes after being converted into fats.
B. The large proteins are secreted into the distal convoluted tubule by tubular secretion.
C. It is broken down into urea by the liver, which is then filtered into the glomerular capsule and also secreted elsewhere in the nephron.
D. It is filtered through the glomerular capillary into the glomerular capsule and into the nephron, where it is finally excreted in the urine.
Answer: C
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The cells of the macula densa, the juxtaglomerular cells, and the extraglomerular mesangial cells form the
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A 56-year-old woman has worked in a photography shop developing film for the past 20 years. She has a long history of shortness of breath and chronic cough, which have progressively become worse
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Which of the following is NOT a process of respiration?
A. voice production B. internal respiration C. ventilation D. external respiration E. transport of blood gases in the blood
Identify the following
