The Loop of Henle Dips into the Renal Cortex

question 1

Multiple Choice

The loop of Henle dips into the renal cortex. This is an important feature of osmoregulation in terrestrial vertebrates because ________.

• A) absorptive processes taking place in the loop of Henle are hormonally regulated
• B) differential permeabilities of ascending and descending limbs of the loop of Henle are important in establishing an osmotic gradient
• C) the loop of Henle plays an important role in detoxification
• D) additional filtration takes place along the loop of Henle

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Definitions:

Cyclohexanol

A cyclic alcohol with the formula C6H11OH, characterized by a six-membered ring with a single hydroxyl group attached.

Williamson Ether Synthesis

A method for preparing ethers by reacting an alkyl halide with an alkoxide ion, a fundamental reaction in organic chemistry to form ether bonds.

Ether

Organic compounds that are defined by having an oxygen atom bonded to two alkyl or aryl groups.

Carboxylic Acid

Organic acids characterized by the presence of at least one carboxyl group, which consists of a carbon atom double-bonded to an oxygen atom and single-bonded to a hydroxyl group.