Oni Flashcards

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1
Q

Where does gaseous exchange take place?

A

In the lungs

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2
Q

What is residual volume?

A

The amount of air left in our lungs after we breathe out

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3
Q

What type of joint action is at the elbow?

A

Hinge

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4
Q

What happens to out tidal volume when we exercise?

A

It increases

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5
Q

What muscle fibres would a marathon runner need?

A

Slow twitch fibres

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6
Q

Name 2 muscles that make an antagonistic pair.

A

Bicep and triceps, hamstrings and quadriceps

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7
Q

Where are skeletal muscles located?

A

All over the body, attached to our bones

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8
Q

What do tendons connect?

A

Muscle to bone

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9
Q

How many bones are in our body?

A

206

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10
Q

What is kyphosis?

A

Excessive curvature at the thoracic spine

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11
Q

What are the three main types of joint?

A

fixed, slightly moveable, synovial

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12
Q

What does posture mean?

A

The sitting of the spine where it has 3 natural curvatures and it is healthy

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13
Q

What is a good ratio of type 1 muscle fibres and type 2 muscle fibres for a football player?

A

type 1 :40% type 2 :60%

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14
Q

What is an isometric contraction?

A

When a muscle contracts without moving

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15
Q

How thin are alveoli cells?

A

1 cell thick

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16
Q

What is diffusion?

A

The way in which a substance goes from an area of high to low concentration

17
Q

Name the three types of blood vessels?

A

veins, arteries, capillaries

18
Q

What are the 4 heart chambers?

A

left and right ventricle and atrium

19
Q

What is aerobic respiration?

A

Respiration that requires oxygen

20
Q

What is anaerobic respiration?

A

Respiration that does not require oxygen

21
Q

Which type of respiration gives out water and carbon dioxide as bi products?

A

Aerobic

22
Q

What bi product does anaerobic respiration create?

A

Lactic acid

23
Q

What effects does lactic acid have on the muscles?

A

It fatigues them

24
Q

What is ATP?

A

Adenosine tri-phosphate

25
Q

How long does exercise have to last for it to be considered aerobic?

A

More than 1 minute

26
Q

How long does exercise have to last for it to be considered anaerobic?

A

Less than 1 minute

27
Q

What sporting example could aerobic respiration be used in?

A

Football, running, swimming

28
Q

What sporting example could anaerobic respiration be used in?

A

Lifting weights, star jumps, gymnastics

29
Q

What type of respiration would Usain bolt have to use?

A

Anaerobic respiration

30
Q

What type of respiration would Mo Farah have to use?

A

Aerobic respiration