Fitness, health and exercise overall Flashcards

1
Q

What is fitness?

A

The ability to meet the demands of the environment

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2
Q

What is health?

A

A state of complete mental, physical and social well being

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3
Q

What is exercise?

A

A form of physical activity which maintains or improves physical fitness

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4
Q

3 stages of a warm up?

A
  1. Pulse raiser
  2. Stretch
  3. Skill related exercise
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5
Q

What is the point of a pulse raiser?

A

Gets blood and oxygen flowing to our working muscles

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6
Q

What’s the point of a stretch?

A

Prevents injury

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7
Q

What’s the point of a sport related exercise?

A

Gets your mind prepared for what you’re doing

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8
Q

What’s the point of a cool down?

A

To prevent DOMS (delayed onset of muscle soreness) and remove waste product created from exercise (lactic acid and carbon dioxide)

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9
Q

What is used by gyms to see if any medical conditions are present in new members

A
PAR-Q - 
Physical 
Activity 
Readiness
Questionnaire
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10
Q

How do you work out max heart rate?

A

220 - age

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11
Q

What’s the threshold of training?

A

60% - 80%

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12
Q

What 5 things are in the cardiovascular system?

A
C apillaries
A rteries
H eart
V eins
B lood
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13
Q

2 functions of the heart?

A

Remove waste products (Carbon Dioxide)

Supply body with oxygen and nutrients

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14
Q

What is the heart rate?

A

Number of times the heart beats in a minute at rest

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15
Q

What is ‘Brady Cardia’?

A

When the heart rate is below 60

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16
Q

2 immediate response to exercise?

A

Increased breathing rate to get O2 to muscles

Deeper breathing to get more O2 in the lungs

17
Q

What is blood pressure?

A

The force exerted by circulating blood on the walls of the blood vessels

18
Q

What is systolic pressure?

A

Amount of pressure in the arteries when the heart contracts

19
Q

What is diastolic pressure?

A

Amount of pressure in the arteries when the heart is at rest

20
Q

What is pulse pressure?

A

Diastolic pressure

21
Q

When does adrenaline kick in?

A

Prior to the start of exercise

22
Q

What is the heart rate rest range?

23
Q

Why does adrenaline make us perform better?

A

The blood is already pumping to the muscles

24
Q

Cardiac Output = ?

A

Cardiac Output = SV X HR

Stroke Volume) X (Heart Rate

25
6 Long term effects of exercise
``` Lower resting heart rate Lower Blood pressure Increased stroke volume Increased Cardiac output Faster heart rate recovery Healthier veins and arteries ```
26
Why does heart rate drop as a long term effect of exercise?
The heart gets bigger so can exert more blood around the body each beat, working less as more blood comes out in one beat
27
Larger heart = ?
Larger heart = Bigger ventricles | Bigger size of myocardium
28
What is stroke volume?
Amount of blood that leaves the ventricles in one beat
29
Why does stroke volume increase?
Because as the heart increases so does the amount of blood that is released from the ventricles.
30
What is oxygen debt?
A temporary oxygen shortage in the body
31
How does the oxygen combat oxygen debt?
Keeps breathing rate high to enable oxygen to get back into the bloodstream which helps disperse the lactic acid
32
Why do we warm down?
To make our muscles squeeze and act as a pump to push oxygenated blood around the body
33
What are the alveoli's surrounded by?
Capillaries
34
What comes OUT of the alveoli and INTO the blood?
Oxygen
35
What goes INTO the alveoli and OUT the blood?
Carbon Dioxide
36
What happens when we inhale?
Intercostal muscles contract lifting the rib cage up and out. Diaphram contracts flattening to increase chest cavity size
37
What happens when we exhale?
Intercostal muscles relax lowering the rib cage down and in. | Diaphram reduces going back into a dome shape reducing the size of the chest cavity