Concentric Contractions Occur When

question 182

Multiple Choice

Concentric contractions occur when

• A) the muscle produces increasing tension as it shortens.
• B) the tension and length of the muscle remain constant during a contraction.
• C) tension in a muscle is maintained while the muscle increases in length.
• D) the muscle produces tension while the length of the muscle increases.
• E) isometric contractions occur.

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Definitions:

Neuroplasticity

Describes the ability of the brain to change and adapt in response to experience, by forming new neural connections.

Acetylcholine

is a neurotransmitter involved in muscle activation, memory formation, and the transmission of nerve impulses in the nervous system.

Agonist

A chemical or drug that binds to receptors in the brain and causes a reaction typical of a naturally occurring substance.

Excitatory Neurotransmitter

A chemical substance that promotes the generation of an electrical signal in the receiving neuron.