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Kin 165 - Motor Development > Chapter 6 and 7 > Flashcards

Chapter 6 and 7 Flashcards

1
Q

Obesity is BMI of

A

30 - 40

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2
Q

Severe obesity BMI

A

40 +

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3
Q

Adolescent awkwardness is

A

period during growth spurt when height is increasing at its maximum rate

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4
Q

What does adolescent awkwardness distrupt

A

balance

Flexibility

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5
Q

What does no increase at the same rate as muscular strength

A

Body weight

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6
Q

What are the 3 important measurements for proportional growth

A

Head circumference

Sitting height

Biacromial

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7
Q

When do Boys have shorter legs than girls

A

Childhood

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8
Q

A lack in balance causes what to decrease

A

Childs motor performance

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9
Q

Isaac said that center of gravity ….

A

Hinders children in biking etc and coming to a complete stop

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10
Q

Who came up with the different morphs

A

Sheldon

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11
Q

Who came up with somatotyping

A

Heath and Carter

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12
Q

How do we measure skeletal density

A

Dual energy X ray absorptiometry

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13
Q

What is Oesteoblastic

A

2 months in utero

BONE BUILDING

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14
Q

What is Oesteoclastic

A

Reabsorbing old bone

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15
Q

What is Endochondral bone formation

A

Bones lengthen at cartilage or second centers

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16
Q

What is Appositional bone formation

A

Allows long bones to increase in diameter

17
Q

What is bone remodelling

A

Oesteoblastic + oesteoclastic

18
Q

What is a rapid change in body size due to

A

Adolecsent awkwardness

19
Q

Childs have high center of gravity in their

A

Top half

20
Q

Physical activity does no affect….

A

BONE LENGTH

21
Q

Physical activity affects

A

Bone density

Bone width

22
Q

What is a better indicator of maturity than chronological age

A

Developmental age

23
Q

What is the fetal heart rate like

A

Rapid

Frequent

24
Q

Submaximal heart rate declines with

A

Age

25
Q

Maximal heart rate does not decline until…

A

After maturity

26
Q

What are the two ways of increasing muscular strength

A

Hypertrophy

Neural adaptations

27
Q

Children have low levels of….

A

Androgens (sex hormones)

28
Q

BMI =

A

Weight / height (2)

29
Q

Overweight is a BMI of

A

25-30

30
Q

Static force is

A

no change in length of muscle

31
Q

Dynamic force is

A

muscle changes length

Kin 165 - Motor Development (15 decks)

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