The Experimental Design Symbol Used to Describe an Exposure of a Group

question 112

Multiple Choice

The experimental design symbol used to describe an exposure of a group of subjects to an experimental treatment or a level of an independent variable is

• A) E
• B) R
• C) X
• D) O

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Definitions:

Major Calyx

The major calyx is a component of the kidney that collects urine from the minor calyces before it moves into the renal pelvis and ureter.

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.