Paper 1 AO1 Flashcards

(58 cards)

1
Q

Define Rotation

A

A circular movement around a joint

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2
Q

Define Circumduction

A

This is where the limb moves in a circle ( rotation + another joint action )

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3
Q

Give the function of the synovial fluid

A

A clear slippery liquid that lubricates the joint

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4
Q

Which mineral is needed for bone formation

A

Calcium

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5
Q

Identify three characteristics of veins

A

Carry deoxygenated blood back to the heart , thinner and less elastic walls, have values to prevent backflow of blood , low pressure , wide lumen

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6
Q

Identify three characteristics of arteries

A

Have thick walls , carry oxygenated blood at high pressure away from the heart , have no valves , thick muscular elastic walls , arterioles, narrow lumen

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7
Q

Identify three characteristics of capillaries

A

Microscopic, thin walls , 1 cell thick , link arteries to veins , allow 02 / C02

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8
Q

Define systolic blood pressure

A

When the heart contracts and empties

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9
Q

Define diastolic blood pressure

A

When the heart relaxes and fills and blood

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10
Q

Define hypertension

A

High blood pressure in the arteries

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11
Q

Describe the cardiac cycle

A

The process of the heart going through the stages of systole and diastole in the atria and ventricles

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12
Q

What is meant by stroke volume

A

Volume of blood pumped out of the heart by each ventricle during one contraction

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13
Q

What is lactic acid

A

Mild poison that builds up in muscles due to anaerobic exercise and can cause pain , fatigue and cramp

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14
Q

Identify 3 short term effects of exercise

A

Tired , fatigue , nausea , headaches , aching , DOMS , cramp

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15
Q

Identify three long term effects of exercise

A

Change in body shape for the better , muscles increase in size (hypertrophy) , heart increases in size ( cardiac hypertrophy) , lower resting heart rate (bradycardia) , improved COF

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16
Q

Describe a 1st class lever

A

Fulcrum lies between the effort and resistance

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17
Q

Describe a second class lever

A

The fulcrum lies at one end with the effort at the other end and the resistance in the middle

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18
Q

Describe a third class lever system

A

The fulcrum lies at one end and the resistance is at the other end with the effort located between the fulcrum and the resistance

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19
Q

Define mechanical advantage

A

The efficiency of a working lever
Mechanical advantage = effort / weight (resistance) arm
2nd class has the highest
Anything over 1 is considered high

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20
Q

Describe sagital axis

A

Through the belly button

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21
Q

Describe the transverse axis

A

Through the hips

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22
Q

Describe the longitudinal axis

A

Head to toe

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23
Q

Describe the sagital plane

A

Splits body into Left and right
Goes from head to toe

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24
Q

Describe the frontal plane

A

Forwards and backwards

25
Describe transverse plane
Rotation along the longitudinal axis
26
Define health
A state of complete physical , mental and social wellbeing and not merely the absence of disease
27
Define fitness
The ability to meet the demands of the environment
28
Define coordination
The ability to use two or more different parts of the body together smoothly and efficiently
29
Define balance
The maintenance of the centre of mass and over the base of support
30
Define speed
The maximum rate at which an individual is able to perform a movement on a period of time
31
Define strength
The ability to overcome a resistance
32
Name a test for muscular endurance
Sit up bleep test
33
Give three reasons for fitness testing
Motivate , monitor improvement, set goals , inform training , provide variety to training
34
Give three limitations of fitness testing
Not sport specific, may not replicate movements of activity , must be carried out with correct procedures
35
Describe the test protocol for the Illinois agility test
Arrange cones in 10x5m rectangle with 4 cones in middle. Start face down on the floor. Run around the cones as fast as possible. Time in seconds.
36
Describe the test protocol for the wall toss test
Start 2m from the wall. Throw ball from left hand against wall to right hand. Repeat as many times as possible in 30secs.
37
Describe the test protocol for the multi stage fitness test
Run over a 20m distance. Progressively gets harder. Run in time with bleeps. Time gets shorter as level increases. Run until they cannot keep up with bleeps. Record level.
38
Describe the test protocol for the one rep max test
Use a barbell or bench. Lift weight once correct technique. Attempt a heavier weight until max heaviest weight the individual can lift is completed
39
Describe the test protocol for the stork balance test
Lift one leg to touch knee of other leg. Hands on hips. Raise heel. Balance for as long as possible until they lose balance. Record time in seconds.
40
Describe plyometrics
Training that includes hopping , jumping , bounding exercises designed to improve power
41
Describe fartlek training
Means ‘speed play’ uses a variety of speed, terrain and work/rest ratios
42
Describe interval training (HIIT)
Also known as HIIT (high intensity interval training). Period of work followed by a period of rest.
43
How do you prevent injury in sport ?
Warm up , cool down , correct technique, match individual needs to intensity , don’t over train , appropriate clothing , hydration , taping / bracing , time for rest and recovery , stretch but don’t bounce
44
What are the benefits of warming up ?
Psychological preparation , prevent injury , increased flexibility, body temperature
45
Tidal volume
The amount of air that is inhaled and exhaled in one respiratory cycle It increases during exercise
46
Inspiratory reserve volume
The amount of air that can be taken into the lungs during forced inspiration Decreases during exercise
47
Expiratory reserve volume
The amount of air that can be pushed out of the lungs during forced expiration Decreases during exercise
48
Vital capacity
The maximal volume of air that can be expired following maximum inspiration Increases with exercise
49
Residual volume
The air that stays in your lungs after maximum forced expiration Stays the same with exercise
50
Describe what happens during inhalation to your lungs.
Your intercostal muscles contract moving your ribcage up and outwards. Your diaphragm contracts and moves downwards flattening. The volume of air in your lungs increases and the pressure decreases.
51
Describe what happens to your lungs during exhalation
Your intercostal muscles relax pulling the ribcage downwards and inwards. The diaphragm relaxes returning to its normal dome shape. The volume of air in your lungs decreases and the pressure increases.
52
Static strength (SE)
The ability to hold a body part in a static position A gymnast performing a ring routine
53
Dynamic strength
The ability of a muscle to undergo repeated contractions without tiring out
54
Maximal strength
The largest force possible provided by a muscle or muscle group in a single contraction
55
Explosive strength
The combination of strength x speed A footballer jumping powerfully for a header at a corner kick
56
Epoc (excess post oxygen consumption)
Caused by anaerobic exercise and oxygen debt in the muscles ( muscles don’t have enough oxygen after anaerobic exercise) Causes elevated breathing rate for a few minutes after Cardiac output goes up during epoc
57
Oxygen debt
The total amount of oxygen needed to bring the body back to its resting state Caused by lactic acid as a result of anaerobic exercise The muscles do not have enough oxygen after anaerobic exercise due to the build up of lactic acid during anaerobic respiration
58
Explain how oxygen removes lactic acid
Oxygen combines with lactic acid to form water , carbon dioxide and a small quantity of glucose which can be excreted from the body or released in gaseous exchange