Communication Between Axons and Muscle Fibers Occurs at Specialized Synapses

question 23

Multiple Choice

Communication between axons and muscle fibers occurs at specialized synapses called

• A)junctional folds.
• B)neuromuscular junctions.
• C)motor end plates.
• D)active sites.
• E)Z lines.

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Definitions:

Coelom

refers to the body cavity in animals that is lined by mesoderm tissue, separating the digestive tract from the outer body wall.

Deuterostomes

A superphylum of animals characterized by the blastopore developing into the anus during early embryo development.

Blastopore

The opening of the central cavity of an embryo in the early stage of development, which eventually develops into the digestive tract in some animals.

Coelom

The fluid-filled body cavity between the intestinal canal and the body wall in triploblastic animals, providing space for the development of internal organs.