Which of the Following Contribute to Maintaining the High Osmolarity

question 23

Multiple Choice

Which of the following contribute to maintaining the high osmolarity of the renal medulla?
I.active transport of salt from the upper region of the ascending limb
II.the spatial arrangement of juxtamedullary nephrons
III.diffusion of urea from the collecting duct
IV.diffusion of salt from the descending limb of the loop of Henle

• A) All of these conditions contribute to the osmolarity of the medulla.
• B) I, II, and III
• C) I and IV
• D) I, II, and IV

---

Definitions:

Seventeenth Century

A period from 1601 to 1700 in the Gregorian calendar, marking a phase of significant developments in global exploration, science, and cultural exchanges.

Catholicism

The Christian denomination led by the Pope in Rome, characterized by its sacramental system and doctrines such as the veneration of saints.

Virginia House Of Burgesses

The first democratically-elected legislative body in British North America, established in 1619, setting a precedent for representative government in the American colonies.

Representative Government

Representative government is a system of governance in which citizens elect representatives to make decisions and enact laws on their behalf, allowing for indirect participation in the political process.