Chapter 10 Flashcards

stretching and flexibility (65 cards)

1
Q

What is flexibility?

A

The range of motion of a muscle and its associated connective tissues at a joint or joints

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2
Q

What is range of motion (ROM)?

A

The measurement of movement around a specific joint or body part

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3
Q

What are connective tissues?

A

Tissues that support connect or bind other tissues or organs

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4
Q

Why is flexibility important?

A

It supports posture balance ROM and movement efficiency

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5
Q

Does flexibility alone reduce injury risk?

A

No but its benefits such as improved balance and posture can reduce injury risk

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6
Q

What benefit of flexibility improves activities of daily living?

A

Improved range of motion

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7
Q

How does flexibility improve posture?

A

By reducing muscle imbalance and allowing proper joint alignment

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8
Q

How does flexibility improve balance?

A

By allowing joints to move through full ROM during movement

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9
Q

How does flexibility reduce chronic pain?

A

By reducing tension on bones ligaments and tendons

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10
Q

How does flexibility improve muscle strength?

A

By improving the length tension relationship of muscle fibers

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11
Q

How does flexibility improve performance?

A

By allowing efficient movement and proper joint alignment

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12
Q

How does flexibility affect mood?

A

Reduced pain and tightness promote relaxation and comfort

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13
Q

What factors influence flexibility?

A

Genetics joint structure activity level age and injury history

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14
Q

Does flexibility typically decrease with age?

A

Yes largely due to inactivity

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15
Q

What condition involves excessive ROM?

A

Hypermobility

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16
Q

How should hypermobile clients train?

A

Focus more on strength than additional flexibility

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17
Q

What is static stretching?

A

Lengthening a muscle and holding the lengthened position

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18
Q

What is dynamic stretching?

A

Movement based active stretching through a range of motion

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19
Q

What is active stretching?

A

A muscle actively contracting to stretch another muscle

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20
Q

What is passive stretching?

A

An external force moves a joint to the end of its ROM

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21
Q

What is ballistic stretching?

A

Using momentum and bouncing to move beyond normal ROM

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22
Q

What is self myofascial release (SMR)?

A

Applying pressure to overactive tissue to cause muscle inhibition

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23
Q

What is an adhesion?

A

Scar like tissue that causes tissues to stick together

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24
Q

What is proprioceptive neuromuscular facilitation (PNF)?

A

A flexibility technique using muscle contraction and relaxation

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25
What is passive range of motion?
ROM achieved with the help of an external force
26
What is active range of motion?
ROM produced by muscle contraction
27
What is resisted range of motion?
ROM while moving a load
28
What principle applies flexibility training to sport or activity?
Principle of specificity
29
How does specificity apply to flexibility?
Stretch selection speed and ROM should match movement demands
30
Why is position and speed important in stretching?
Stretching should resemble the movement being trained
31
Why is strength important with flexibility?
Strength is needed throughout the full ROM to prevent injury
32
What is the correct flexibility training progression?
General warm up dynamic stretching SMR specific warm up exercise static stretching SMR
33
What is the purpose of dynamic stretching?
Prepare the body for movement and increase ROM before activity
34
When should static stretching be performed?
After training or during cooldown
35
Why should static stretching be avoided before activity?
It can cause stretch induced strength loss
36
What is stretch induced strength loss?
Temporary reduction in force after static stretching
37
What causes stretch induced strength loss?
Neural or mechanical changes in muscle
38
What are acute variables for flexibility training?
Intensity time frequency and stretch selection
39
What does intensity refer to in flexibility training?
The level of tension or discomfort in a stretch
40
What intensity is recommended to improve ROM?
Mild to moderate discomfort
41
What intensity is best for recovery?
Lower intensity stretching
42
What does time refer to in flexibility training?
Duration a stretch is held
43
How long should static stretches be held?
10 to 30 seconds
44
How long should dynamic stretch movements last?
Only a moment per repetition
45
What is the recommended length of a stretching session?
Up to about 20 minutes
46
What does frequency refer to in flexibility training?
How often stretching is performed
47
How often should static stretching be done for general fitness?
Two to three days per week
48
What breathing pattern should be used during stretching?
Normal continuous breathing
49
Why should breath holding be avoided during stretching?
It increases blood pressure and muscle tension
50
How should stretch selection be determined?
By client needs activity and timing relative to exercise
51
Which stretching methods are best before activity?
Dynamic stretching general and specific warm ups
52
Which stretching methods are best after activity?
Static stretching SMR and PNF
53
Which stretching methods are best on recovery days?
Static stretching SMR and dynamic stretching
54
What is pre contraction stretching?
PNF stretching involving muscle contraction before stretching
55
What is contract relax (CR) stretching?
Contracting the muscle before stretching the same muscle
56
What is contract relax antagonist contract (CRAC)?
Contracting the antagonist before stretching the agonist
57
How long should a PNF contraction last?
At least 5 seconds
58
How strong should a PNF contraction be?
About 20 to 60 percent of maximum contraction
59
What is pliability?
The quality of being easily bent or flexible
60
Which stretching method is best for warm ups?
Dynamic stretching
61
Which stretching method is best for cooldowns?
Static stretching
62
Which populations may benefit most from static stretching?
Older adults and athletes requiring high ROM
63
How long may older adults need to hold stretches?
Up to 60 seconds
64
Which stretching method may benefit males more?
Contract relax PNF
65
Which stretching method may benefit females more?
Static stretching