Which Muscle Is Most Responsible for Movement

question 31

Multiple Choice

Which muscle is most responsible for movement?

• A) Insertion
• B) Origin
• C) Agonist
• D) Synergist
• E) Antagonist

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Definitions:

Antagonism

An active opposition or hostility, either between individuals or forces, that can manifest in various contexts including biology, chemistry, and social interactions.

Terminal Buttons

The small knobs at the end of an axon that release chemicals (neurotransmitters) to transmit signals to the next neuron.

Synaptic Cleft

The narrow gap between the terminal end of a neuron and the neighboring neuron or muscle cell, through which neurotransmitters are released to transmit signals.

Synaptic Vesicles

Membrane-bound sacs within neurons that store neurotransmitters and release them into the synaptic cleft during neuronal communication.