The renal threshold of a substance refers to
A. the plasma concentration of the substance below which it does not appear in the urine.
B. the number of protein transporters for the substance per tubule.
C. the concentration of the substance found in the kidney before the substance becomes toxic.
D. the concentration of the substance in the urine that results in an overall increase in urine volume.
Answer: A
You might also like to view...
There are ________ pulmonary veins
A) 2 B) 4 C) 6 D) 8 E) 12
Functional classification of neurons is based on ________
A) whether the signal carried is traveling toward or away from the CNS B) the number of processes coming off the cell body C) the length of the axon D) the shape of the neuron
What cell structure regulates the composition of the intracellular fluid?
A. Plasma membrane B. Cell wall C. Endoplasmic reticulum D. Ribosomes E. Nucleus
Which is not true about development of the axial skeleton?
A. The sphenoid bone forms by endochondral ossification. B. The vertebrae form secondary ossification centers at puberty. C. The ribs and clavicles form from sclerotomes. D. The sternum forms by fusion of the sternal bars. E. The parietal and frontal bones develop by intramembranous ossification.