SAQ training for performance Flashcards

1
Q

Define speed

A

Change in distance/time

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2
Q

Define acceleration

A

Rate of change in velocity/time - reach high velocity in short time

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3
Q

Define reaction time

A

Ability to react to a stimulus

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4
Q

What are the 4 phases of linear speed? and their distances

A
  1. Acceleration - 0 to 40m
  2. Attaining max speed - 10 to 40m
  3. Max speed maintenance - 40 to 100m
  4. Deceleration - 60 to 100m
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5
Q

List 3 differences between pitch and track sprints?

A

Track is fixed distance, pitch is short distance and duration
Track has a longer acceleration phase
Pitch needs repeated sprint endurance whereas track needs speed endurance.

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6
Q

How does speed influence the force velocity curve?

A

Moves it up and right. More force at high velocities.

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7
Q

Define linear speed

A

One direction as fast as possible

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8
Q

What is linear speed a product of?

A

Stride rate x stride length

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9
Q

Where does stride length start and end?

A

Starts at toe-off and ends at heel strike

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10
Q

What factors is stride length determined by?

A

Leg length, leg strength and power, sprint mechanics

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11
Q

How is stride length improved?

A

Increasing the ability to develop explosive forces

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12
Q

What is the optimal stride length?

A

2.3 - 2.5 x leg length

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13
Q

Define stride rate

A

Number of foot contacts per period of time.

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14
Q

As speed increases does stride rate or stride length determine max speed?

A

Stride rate

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15
Q

What distances are elite sprinters able to increase their stride length up to?

A

45m

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16
Q

What distances do novices achieve max stride length?

A

25m

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17
Q

Why is it good that elite sprinters spend 60% time in the air?

A

Less reisitance

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18
Q

at 0-10m what strength and phase of linear speed is used?

A

concentric strength and acceleration

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19
Q

at 10-50m what strength factor is used and what phase?

A

Rate of force development and top speed

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20
Q

What should be worked on to improve the flight phase ?

A

Concentric and eccentric strength of hip flexors

Eccentric strength of knee flexors

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21
Q

What should be worked on to improve the stance phase?

A

Concentric and eccentric strength of hip flexors and ankle plantar flexors
Isometric and explosive strength of knee extensors and ankle plantar flexors

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22
Q

What does the gluteus maximus muscles do in sprinting?

A

Store elastic energy in hip flexion, released in stance phase and hip extension.

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23
Q

What do the quadriceps do in sprinting?

A

Shock absorbers in stance phase and knee extensor

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24
Q

What do the hamstrings do in sprinting?

A

Store elastic energy in hip flexion, released in stance phase

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25
What do the calfs do in sprinting?
Shock absorber and deliver peak force in early stance phase.
26
List 3 ways to improve speed
Stability strength power training Specific training Non-specific training
27
How does strength improve speed?
Improves force production
28
How does power improve speed?
Improves rate of force production - lot of force in short period
29
How does plyometrics improve speed?
Stretch shortening cycle generates muscle force
30
What % improvement was seen with plyometric training on speed?
5-10%
31
What loads and bar speeds are effective to be used in resistance training to improve speed?
Heavy loads/slow bar | Lighter loads/fast bar
32
What resistance exercise is a popular selection to improve speed?
The squat
33
What % improvement in sprint time is seen with resistance training?
2-10%
34
What happens to the length of muscle fascicles, CSA, myosin heavy chain isoform and muscle pennation angle from speed training?
No change in length of muscle fascicles Increased CSA and myosin heavy chain Improved muscle pennation angle.
35
Why is joint mobility and flexibility important in sprinters?
Imbalance in strength and flexibility of muscles causes limited ROM.
36
Why is good technique important?
Allows for biomechanically advantageous position.
37
Why is the correct technique of sprinting landing with your foot in line with your head?
To stop braking
38
What does specialized drills do to the neuromuscular system?
places heightened demands on it.
39
How does overspeed drills improve speed?
Improves stride rate | Exposure to higher speeds
40
What % improvement is seen on stride rate, stride length and speed increase for overspeed drills?
stride rate - 7% Stride length - 1% Speed increase - 1 to 3%
41
How does resisted speed drills improve speed?
Force development | Improves stride length
42
What % improvement is seen on speed, stride length and acceleration from resisted speed drills?
Speed increases - 1 to 4% Stride length - 1 to 5% Acceleration - 5%
43
What is the % limit of load for resisted speed drills?
no more than 10% of body weight.
44
What is sled training good for?
Acceleration
45
Define agility
Ability to move rapidly while changing direction in response to a stimulus.
46
list 4 things agility is good for?
Reduce risk of injury Evade other athletes on court Maintain proper position to catch etc. Maintain proper position to block or tackle an opponent
47
Define multi-directional speed
create speed in any direction
48
What does MDS improve?
overall body awareness and control
49
Anticipation is a key component of agility. How is this improved?
Pattern recognition and knowledge of situations
50
What are the 8 agility training targets?
``` Balance Posture Foot contact Arm action Reaction Quickness Acceleration/deceleration Targeted movements - mimic ```
51
Define quickness
Executing movement in the briefest amount of time
52
What 3 factors does quickness improve?
Reaction time Decision making time Time to execute movement response
53
What are the 7 stages of an SAQ training design?
Dynamic flex - mechanics(good technique) - innervation - accumulation of potential - explosion - expression of potential - warm down
54
What type of exercises would be in the innervation?
ladder drills for quick feet
55
What types of drills would be in the accumulation of potential?
Everything in one obstacle
56
What sort of drills would be in the explosion?
Resisted/assisted sprints
57
What duration would an SAQ training session be?
45-60 mins
58
What frequency would an SAQ session be?
1-3 days a week
59
Volume for SAQ?
1-3 sets for drills and dynamic | 3-5 sets for sprint and agility
60
How much rest between sets for SAQ?
1-3 mins
61
How much improvement has been seen in 5 m speeds?
7-9%
62
How much improvement has been seen in 10 and 15m speed?
4-10%