What Are Nerve Cells Capable of Receiving and Sending Electrical

question 28

Multiple Choice

What are nerve cells capable of receiving and sending electrical and chemical signals throughout the central nervous system?

• A) neurons
• B) axons
• C) dendrites
• D) synapses

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Definitions:

Ancestors Of Amphibians

Early vertebrates from which modern amphibians are descended, likely evolving in the Devonian period.

Lobe-Finned Fish

Jawed fish with fins supported by internal bones; for example, a coelacanth or lungfish.

Homo Habilis

An extinct species of early human that lived approximately 2.1 to 1.5 million years ago, recognized for its use of stone tools.

Stone Tools

Prehistoric tools made from stone by early humans for cutting, scraping, and other activities.