Most people retain adequate kidney function in old age. Why?
A. Decreased activity in old age leads to a decrease in production of toxins.
B. Glomeruli grow new blood vessels through life.
C. Nephrons use blood more efficiently.
D. Older people drink less fluid and therefore have less need to produce urine.
E. A loss of nephrons does not radically impair function because there are so many to begin with.
Answer: E
You might also like to view...
Which of the following apply to the cranial nerves?
A) They are motor only, from the brain to peripheral effectors. B) They are all mixed nerves, with both sensory and motor functions. C) They are components of the PNS that connect to the brain. D) They all connect directly to peripheral receptors or effectors. E) None of the answers are correct.
The chemical reaction of blood oxygenation is an example of a metabolic process.
Answer the following statement true (T) or false (F)
The ____________________ contains CSF which is reabsorbed in the arachnoid villi
Fill in the blank(s) with correct word
Andrew is in a car accident and fractures his maxilla. To which group of bones does this belong?
A. Cranium B. Face C. Chest cavity D. Pectoral girdle E. Cervical vertebrae