Sherrington Found That Repeated Stimuli Within a Brief Time Have

question 39

Multiple Choice

 Sherrington found that repeated stimuli within a brief time have a cumulative effect. He referred to this phenomenon as ____.

• A) temporal summation
• B) spatial summation
• C) synaptic summation
• D) saltatory summation

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Definitions:

Introns

Non-coding sections of DNA or RNA that are removed before the final mRNA is formed in eukaryotic cells.

Nucleotide Sequences

The order of nucleotides in a DNA or RNA molecule that determines genetic information.

Double-stranded DNA

The normal form of DNA, consisting of two parallel strands of nucleotides wound around each other in a helix.

RNA Molecule

A nucleic acid present in all living cells. Its principal role is to act as a messenger carrying instructions from DNA for controlling the synthesis of proteins.