Most Normal Adults Have a Memory Span of

question 13

Multiple Choice

Most normal adults have a memory span of

• A)fewer than 5 items.
• B)more than 9 items.
• C)more than 12 items.
• D)between 5 and 9 items.

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Definitions:

Closed Circulatory System

A type of circulatory system in which the blood flows through a continuous circuit of blood vessels; characteristic of annelids, cephalopods, and vertebrates. Compare with open circulatory system.

Mollusks

A diverse group of invertebrates that includes snails, slugs, oysters, and octopuses, characterized by a soft body, many with a hard shell.

Polyplacophora

A class of marine mollusks known as chitons, characterized by their eight-plated dorsal shells and grazing habits.

Intertidal Zone

The marine shoreline area between the high-tide mark and the low-tide mark.