Quiz 2 Flashcards

1
Q

Arteries

A

Blood leaving heart

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2
Q

Veins

A

Blood toward heart

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3
Q

Diastolic

A

Bp between contractions

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4
Q

Systolic

A

Bp during contraction

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5
Q

What dues our body need grom our cardiovascular system to perta emercise

A

High oz delivery high resource delirry signaling

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6
Q

Fixed principle

A

Vo2=Q(CaO2-CvO2)

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7
Q

Cardiac output

A

Q
Amount of blood pumped out of the heart (4/min)
Children increase 3/4x times during exercise 20-30% changes in sv

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8
Q

Spontaneous rhythmicity

A

The hearts ability to produce electrical signal without outside influence

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9
Q

Stroke volume

A

Amount of blood pumped out per beot
Linear with bod mass
Sv= edv-esv
Increase in sv caused by rise n er, reducessystojc vascular resistance

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10
Q

Frank starling mechanism

A

Myocardial sibers stretch, contractile ability of heart increases
>stretch=> contractile

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11
Q

Diastolic function

A

Ability of the ventricle to all during diastole is determined by a gradient caused by 2 types of pressure

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12
Q

Upstream pressure

A

Pressure caused by the blood entering the ventricle and is facilitated by the pressure of the blood entering the heart, and left atrial volume and contractile force

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13
Q

Downstream pressure

A

Pressure prevents blood from entering the ventricle. Caused by the end systolic ventricular pressure and the speed of relaxation of the ventricle

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14
Q

Heart chamber volume

A

During exercise may und diastolic volume of the heart chamber itself may increase slightly
Decrease systolic volume which contributes the most to the change in total su

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15
Q

Systemic vascular resistance

A

Lowers during exercise
Caused by vasodialation of prepheral blood vessels in the working muscles
Allows blood to leave the heart

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16
Q

Participation report card

A

Assigns evidence informed grades across i indicators using many sources of bestavalable peer-reviewed research

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17
Q

Indicators

A

Daily behaviour individual characteristis setting and source influence strategies andinvestements

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18
Q

Physical literacy

A

Motivation confidence physical competence knowledge and responsibility forengagement in physical activities for life

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19
Q

Person entered strategies

A

Every child is different and at differentplaces on the continue

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20
Q

Inclusive

A

Taught equitably social barriers

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21
Q

Positive

A

Pressure may put kids of sports structured us unstructured

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22
Q

Passport for life

A

Active participation
Living skills
Fitness skills
Movement skills

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23
Q

Play tools

A

Physical literacy assessment for youth

Valid and reliable

24
Q

Peak pur

A

Highest mechanical power that is generated during exercise Los

25
Mean power
Aug mechanical power that is generated during 30 seconds of a task
26
Reasons why anaerobic performance is lower in children
Smaller muscle mass → ability to produce power, typ I fibers i in children Lower glycolytic activity→ difference in alycolutic storage is 50%- lower in kids
27
How can we asses glycogen utilization
Max blood lactate Ph Baseline/resting quyrogen Muscles can't butter h' ions and ph falls to 6.3
28
How Pa helps brain
Change structure Greater brain volume in hippo and basal ganglia Quay matter Communication between white and quay Active kids can switch on regions for high level thinking
29
Active play
F | 211. Of 5-11 year olds spend time in active play
30
Active transportation
D minus
31
Organized sport
B | 77% 5-19 play organized sports 66% of grades 6-10
32
Physical education
D plus | 37.1. 5-11 receive 150min per week during school
33
Sedentary behaviours
D plus | Girds more then boys
34
Sleep
B
35
Physical literacy
D plus
36
24 hour movement
F
37
Physical fitness
D
38
School
B minus
39
Community and environment
B+
40
Hyperplasia
Cell number
41
Hypertrophy
Cell size
42
General curve
Growth of the whole body S shape
43
Neural curve
Growth of brain and nervous system 95% attained by 7
44
Timing
When specific maturation events occur
45
Tempo
Reuters to rate maturation progresses
46
Ditterences in metabolic cost
Cumulative Oz cost for a given mechanical work at different intensities
47
Explanations for increase in metabolic cost
Resting metabolic rate Mechanically wasteful High 10-contraction of antagonist
48
High to contraction
Simultaneous contraction of the agonist and antagonist muscles
49
9 meta analysis studies show
Rt can improve muscle strengthbefore puberty
50
Children can improve muscle strength above growth and maturation
Strength 74% 30-50% typical 8-12 weeks of rt
51
Fundamental
6-8f 6-9m motor skills
52
Train to train
11-15f 12-16m building the engine
53
Train to compete
15-21f 16-23m optimizing engine
54
Training to win
18+f 19+m max engine
55
Resistance training the right way
``` Around 12 Start with fundamentals Strength power endurance Progression Monitor process ```
56
Physical literacy
Motivation confidence physical competence knowledge and understanding to value and take responsibility for engagement in physical activities for life
57
Principles for physical literacy
Person centered strategies Inclusive Positive Challenge