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Functional Anatomy > Contraction Types > Flashcards

Contraction Types Flashcards

1
Q

Concentric

A

Muscles appear to shorten

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2
Q

What is common with Eccentric contraction?

A
  • Microfibres tears are common➡️Delayed Onset of Muscle Soreness (DOMs)
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3
Q

Isometric

A

Muscles contract but stay still while generating force

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4
Q

What phase is Concentric?

A

Upwards

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5
Q

What Phase is Eccentric?

A

Downwards

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6
Q

What happens to the Myosin Heads in Concentric contraction?

A

Myosin drags the Z lines closer together

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7
Q

What happens to the Myosin Heads in Eccentric contraction?

A

Myosin heads are overpowered / bent in other direction

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8
Q

What happens to the Myosin Heads in Eccentric contraction?

A

-
- Myosin heads overpowered and bent in opposite direction

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9
Q

What do the filaments (Actin/Myosin) do at Concentric contraction?

A

Filaments (actin/myosin) slide across each other

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10
Q

What happens to the Actin Filaments at Eccentric contraction?

A

Actin filaments slide away from centre and sarcomere lengthens.

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Functional Anatomy (21 decks)

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