Muscular System Flashcards

1
Q

Why do muscles need oxygen in exercise?

A

So they can move the body

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2
Q

Pectorals?

A

•Adduction and flexion (horizontally) at the shoulder
• During a forehand drive in tennis

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3
Q

Biceps?

A

•flexion at the elbow
•when curling weights

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4
Q

Quadriceps?

A

•extension at the knee
•performing a drop kick in rugby

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5
Q

Gluteals?

A

•extension, rotation and abduction of the leg at the hip
• pushing the body forward when running

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6
Q

Gastrocnemius?

A

•pointing the foot downwards
•standing on the toes in ballet pointe work

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7
Q

Hamstrings?

A

•flexion at the knee
•bringing the foot back before kicking a football

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8
Q

Latissimus Dorsi?

A

•Extension, adduction or rotation at the shoulder
•during butterfly stroke in swimming

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9
Q

Triceps?

A

•Extension at the elbow
•during a jump shot in netball

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10
Q

Abdominals?

A

•flexion at the waist
•during a sit up

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11
Q

Trapezius?

A

•extension at the neck
•preparing to head a football

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12
Q

Deltoids?

A

•flexion, extension, abduction or circumduction at the shoulder
•during front crawl in swimming

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13
Q

What can muscles do?

A

Pull

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14
Q

What are agonistic muscles?

A

Pairs of muscles that work against each other

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15
Q

What is the agonist?

A

The muscle that is contracting

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16
Q

What is the antagonist?

A

The muscles that’s relaxing

17
Q

What are fixators?

A

Other muscles that help the agonist to work properly by stabilising it where it attaches to the bone so it doesn’t move

18
Q

What are the fixators when the biceps are flexing at the elbow joint

A

The deltoid and trapezius muscles

19
Q

The antagonist muscle pairs at elbow during flexion?

A

Agonist - biceps
Antagonist - triceps

20
Q

Antagonist muscle pairs at elbow in extension

A

Agonist - triceps

Antagonist - biceps

21
Q

Antagonist muscle pairs at knee in flexion

A

Agonist - hamstrings

Antagonist - quadriceps

22
Q

Antagonist muscle pairs at the knee in extension

A

Agonist - quadriceps

Antagonist - hamstrings