Antagonistic Muscle Pairs Flashcards by JESSICA EAST | Brainscape

Q

Agonist

A

responsible for movement - shortens (concentric)

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Q

Antagonist

A

muscle relaxes - lengthens (eccentric)

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Q

Isotonic

A

movement

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Q

Isometric

A

no movement

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Q

What are muscles attached to

A

bones and cross joint by tendons

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Q

Origin

A

fixed end of the muscles

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Q

Insertion

A

attachment end that moves

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Q

What happens when the muscle is stimulated

A

pulls on insertion and movement is produced

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Q

Ankle muscles

A

gastrocnemius + tibialis anterior

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Q

Knee muscles

A

quadricep + hamstring

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Q

Elbow muscles

A

bicep + tricep

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Q

Wrist muscles

A

wrist flexors + extenders

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Q

Hip muscles (sagittal)

A

gluteus maximus + hip flexor

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Q

Hip muscles (frontal)

A

medius/maximus + adductors

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Q

Shoulder muscles (sagittal)

A

anterior deltoid + posterior deltoid

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Q

Shoulder muscles (frontal)

A

latissimus dorsi + medial deltoid

Q

Shoulder muscles ( transverse)

A

pectorals + latissimus dorsi