What Is an Age Pyramid

question 16

Multiple Choice

What is an age pyramid?

• A) a social system that ranks individuals according to age
• B) the tendency for the quality of life to decline as one ages
• C) a way of showing, in graph form, the percentage of a population in various age groups
• D) a research sampling technique designed to include representative samples of all age groups

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Definitions:

Glomerulus

A network of small blood vessels located in the kidney that performs the first step of filtering blood to form urine.

Renal Medulla

The inner region of the mammalian kidney. Compare with renal cortex.

Renal Pyramids

Cone-shaped structures located in the kidneys, composed of tubules that are essential for urine formation.

Bowman's Capsules

Cup-shaped structures in the kidneys that encase the glomeruli and initiate the process of blood filtration and urine formation.