ADH Increases the Permeability of the Distal Convoluted Tubules and Collecting

question 20

Multiple Choice

ADH increases the permeability of the distal convoluted tubules and collecting ducts by

• A) incorporating aquaporin-3 channels into the apical membrane.
• B) increasing the number of Na⁺ − transport proteins in the membranes.
• C) incorporating aquaporin-2 channels into the apical membrane.
• D) decreasing the number of aquaporin-4 channels in the apical membrane.

---

Definitions:

Tax

A compulsory financial charge imposed by a governmental organization in order to fund various public expenditures.

Per Capita Consumption

The average consumption of goods and services per person within a particular population.

Cigarette Tax

A tax imposed by governments on the sale of cigarettes to raise revenue and discourage smoking by increasing the price.

Cigarette Prices

The retail cost of cigarettes, which can be influenced by factors such as taxes, production costs, and demand.