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:

Renal Pelvis

The central collecting region in the kidney where urine gathers before moving into the ureter.

Minor Calyx

A cup-shaped structure in the kidney that encloses the apex of a renal pyramid and collects urine before it passes into the major calyx.

Collecting Duct

A series of tubules and ducts in the kidney that transport urine from the nephrons to the renal pelvis.

Ureter

A pair of tubes that carry urine from the kidneys to the bladder, facilitating the removal of waste from the body.