Muscle Rules Flashcards

(9 cards)

1
Q

Muscles must have at least…

A

Two attachments

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2
Q

Muscles must always cross…

A

At least one joint

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3
Q

Muscles always…

A

“Pull” and get shorter

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4
Q

The attachment that moves is known as the…

A

Insertion

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5
Q

The attachment that remains stationary is known as the…

A

Origin

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6
Q

Muscles work in…

A

Opposing pairs

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7
Q

Muscles that decrease the angle between ventral surfaces of the body are known as…

A

Flexors

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8
Q

Muscles that increase the angle between ventral surfaces of the body are known as…

A

Extensors

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9
Q

Muscle striations point to the…

A

Attachments and show direction of pull

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