diet and nuturiton Flashcards

1
Q

carbs

A

two types

simple-found in fruits
quicker to digest

complex-take long time to digest
found in plant based foods

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2
Q

funtion of carbs

A

main fuel soycre for high intensity/analerobic work and low intensity

only fuel source broken down anaerobically

carbs digested then transferred into glucose
glucose stored in mucles nd liver as glyocgen

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3
Q

fats

A

saturated-found in savoury foods
too much causes excessive weight gain, limits flexibility and leads to health isses e.g CHD
leads to high cholesterol levels
LDL and HDL
LDL-lead to fatty deposits developing in arteries
HDL-takes cholesterol away and to liver where it is disposed of

trans-found in meat ad dairy products
can lead to high blood cholestrol levels

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4
Q

proteins

A

energy source for long suration, low intesnity exercise
combination of Amino acids
imporat fro muscel growth and compare
make enzymes and hormones
used by more power athletes

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5
Q

vitamins

A

D
C
B

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6
Q

vitamins

A

essential nurtirents
fat soluble viatmins-ADEK
stored in fatty foods e.g dairy foods
waver soulble vitamins-b and c
found in fruits

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7
Q

fibre

A

slows down time it takes to break down food
slower sustained release of energy

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8
Q

water

A

transports nutruites, hormones and wast products around body

regulates body temp
water keeps you from overheating
once body loses water, dehydration takes place

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9
Q

what happens as a result of dedydation

A

muscle fatigues and headaches
increased HR, lower cardaic output
decreased performance/decreased reaction time

MID

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10
Q

objective data

A

data that is facts and measurable

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11
Q

subjective data

A

based on opinions, assumptions

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12
Q

validity

A

when test measures what its actaully set out to do

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13
Q

reliability

A

whether the tests are consistenct ancd can be repeated acuurately

hint; repetead and reliability start with R

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14
Q

warm up

A

3 stages

1.cardiovascualr endurance-gently increases HR, increases cardiac output, vascualr shunt more blood sistribution to working msucles

2.stretching
ballistic-jumping movemnts
active-focuses on one joint pushing it beyond its resistance
static-no movement
passive-external force used

PASB

3.movemnt patterns
e.g practing shooting in netball

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15
Q

psychotloical effects of warm up

A

reduces risk of injury as increases elasticty oof muscle tissue

release of adrenalien increases HR

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16
Q

cool down

A

some form of light exercise allows oxygen to be flushed through muscles removing and oxiding latic acid
too much alctic acid, performance to deteriornate

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17
Q

priniples of training

A

Specificity
Progressive
Overload
Reverslibiity
Recovery

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18
Q

FITT principles

A

frequency
instensity
time
type

19
Q

macrocycle

A

bid period with long term perfoamnce goal

3 phases
prep phase-devellopment of fitness skills
comp phase-refines skills and techniques also maintaining skills
tranision phase-rest and recoverry phase.any current injurys can be injury free fro forthecoming season

20
Q

mecrocycle

A

4-12 weeksperiod of training
has particualr focus
focusing on one component fitness e.g speed

21
Q

microcyle

A

desripiton of one week or few days of thraining that is repeated through length of mesocycle

22
Q

tapering

A

reducing volum eof intensity before comp

23
Q

peaking

A

plaiin gand orgainsiting training so perfomaer at their peak, both physically and mentally for a compeittion

24
Q

souble periodisation

A

where perfomer may need to peak more than once during a season

25
Q

peridostion

A

diving year up into blocks
blocks referred to as cycles

26
Q

continious trianing

A

devlops aeriobic power
low instenity for long periods without rest intervals
improves take up of oygen
helps imporve stamina
improves cardiovascualer system

adv-can be done in groups
no equipment needed

dis-boring
lose motivation

27
Q

fartlet training

A

type of continuous training
pace of run is varied

stresses both aerobic and anaerobic systems
through continous nature follwed by high explosive bursts of movement
ranges from low to high
typical session about 40 mins

beneficial to games players where demands of game consistantly changing

adv-route varied, not as boring
dis-takes time to plan route
increased risk of injury

28
Q

interval training

A

improve ananeroibe pwoer

periods of high intenisty work follweed by recovery periods

29
Q

cicurit training

A

series of exercises as set stations

have to think about number of stations
number of repitions
lngth of each interals

adv-can be done in gorups
dis-equipemnt costs

30
Q

weight training

A

develops muscular strength

involves either free weights or weight machines
in sets or reps

have to figure out there 1 rep max, max amount they can lift in 1 rep

max strength is goal-hgh weigths low reps

muscualr endurance-low weight, high reps

31
Q

newts laws of inertia

A

1.law of inertaia
2.law of accelartion
3.law of reaction

32
Q

linear motion

A

motion in straight or curved line
all body parts moving in same direction, at same distance, at same speed

33
Q

newtons first law

A

law of inertia

inertia-resitsnace object has to chnage its state of motion

if object at rest-remain still

one direction will continue to with same velocity until force exerted upon it

bigger the mass, the larger the inertia of body or object
as more force needed to change its state of motion

34
Q

newtons second law

A

law of acceleration

the magintiude (size) and direction of the forces detemerines the magnitude and dircetion of the accelaeration

35
Q

newtons third law

A

law of reaction

what happens when two bodys exert forces on one another

for evry action there is an equal and opposite reaction

36
Q

centre of mass

A

point of balance

body is irregular so not easy to deterne

37
Q

line of gravity

A

line extending vertically downwards from COM

38
Q

factors affecting stability

HPAM

hi pam

A

height of the centre of mass-lower down more balance

postion of the line of gravity-should be central over com if not not as balanced

area of support base-more contact points, higher the stability

masss of performer-harder it is to chnage there state of motion (inertia)

39
Q

levers

A

EFL THE ELF FEL

bones=lever
fulcrum=joint
efoor=muscle
load=weight of body

40
Q

1st class lever

A

fulcrum is inbeween the load(resitance) and
effort

e.g flecion and extention of neck
extension of elbow

41
Q

2nd class lever

A

load in betwen fulcurm (joint) and efoort (Muscle)

e.g planatarflexion of elbow

42
Q

3rd class lever

A

effort(muscle) is in between fulcrum joint) and load (body weight)

e.g hip knee and elbow flexion

43
Q

mechanical advanatge

A

force arm-distance between fulcrum and effort
resistcnar arm-distance between fulcrum and load

machina; advantage=where the force arm is greater then the resitance arm
move large load over short didtance

mechanical disadvanatge-where resitnce arm is greater tehn force arm
cant lift very heavy but can quickly

44
Q
A