Ch4 Flashcards

1
Q

what is the SAID prinicple

A

Specific adaptation to imposed demands

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2
Q

how long does a dynamic wear take

A

anywhere from 5 to 20 minutes

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3
Q

how long does the cool down period take

A

last anywhere from 5 to 10 minutes

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4
Q

the ability to perform whole body, large muscle activities for extended periods of time

A

cardiorespiratory endurance

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5
Q

the greatest rate at which oxygen can be taken in and used during exercise is called

A

maximum aerobic capacity

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6
Q

A second mechanism by which the heart is able to adapt to increased demands during exercise is by increasing what

A

stroke volume

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7
Q

the immediate energy source

A

ATP

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8
Q

what four things does continuous training involve

A

frequency
intensity
type of activity
time

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9
Q

how HR max estimated

A

220-age

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10
Q

the type of activity used in continuous training must be what

A

aerobic

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11
Q

for minimal improvement to occur an individual must participate in it for how long

A

20 mintues

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12
Q

a training technique that is a type of cross-country running, originally referred to as fartlek

A

speed play

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13
Q

the maximum force that can be applied by a muscle during a single maximum contraction

A

muscular strength

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14
Q

the ability to generate force rapidly

A

power

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15
Q

the ability to perform repetitive muscular contractions against some resistance

A

muscular endurance

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16
Q

each muscle fiber is inverted by what

A

a motor unit

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17
Q

what are the four basic type of muscle fibers

A

slow-twitch type 1
fast-twitch type 2a
fast-twitch type 2b
fast-twitch type 2x

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18
Q

slow and fast twitch fiber are also referred to as

A

slow oxidative fibers

fast oxidative glycolytic fiber

19
Q

what color is the mitochondria and myoglobin given the muscle tissue

A

red color

20
Q

what is consider the true fast twitch fiber and what color is it

A

type 2b fiber and are white because they are less dense in mitochondria and myoglobin

21
Q

do marathon runner have a higher percentage in fast or slow twitch fiber

A

slow twitch

22
Q

what are the three different plan and explain them

A
sagittal plane (anterior to posterior)
frontal plane (inferior to superior)
transverse plan (
23
Q

what is an isotonic contraction

A

shorten or lengthen the muscle with complete range of motion such as eccentric or concentric

24
Q

strengths muscles through a contraction that overcomes some fixed resistance produced by equipment

A

progressive resistance exercise (PRE)

25
Q

the greatest amount of force is generated at what angle

A

about 90 degrees

26
Q

exercise at a fixed velocity of movement with accommodating resistance

A

isokinetic execrise

27
Q

for adults who are given an exercise they should be able to how many reps and sets

A

6-8 reps in 3 sets

28
Q

how many stations does a circuit have and how many times are they repeated

A

8-12 stations and repeated 3 times

29
Q

requires the individual to support the body or move the total body against the force of gravity

A

calisthenic (such as pull-up)

30
Q

this exercise takes advantage of stretch-shortening cycle

A

plyometric execrise

31
Q

true or false

an advantage of polymetric exercise is that they can help develop eccentric control in dynamic movements

A

true

32
Q

true or false

A functional strengthening programs that use calisthenic strengthening with body weight resistance should be encouraged

A

true

33
Q

muscle contraction to cause movement

A

agonist

34
Q

muscle being stretched

A

antagonist

35
Q

the relaxation of the antagonist muscle during contraction

A

autogenic inhibition

36
Q

an older stretching technique that uses repetitive bouncing motions

A

ballistic stretching

37
Q

what is the stretching of choice

A

dynamic stretching

38
Q

passively stretching an antagonist muscle by placing in a maximal stretch and holding it there

A

static stretch

39
Q

how long should a static stretch be held and repeated how many times

A

30 sec and repeated 3-4 times

40
Q

what is the correct order to start and finish a stretch

A

static, ballistic, dynamic

41
Q

For PNF stretching how long should the stretch be push for and passive relax for

A

10 sec push phased and 10 sec passive relax repated 3x for 60 sec

42
Q

what test is used to detect an increase in nerve/root tension in the sciatic nerve

A

slump test

43
Q

which is more precise when measuring ROM inclinometer or goniometer

A

inclinometer