mr smith-classes of food Flashcards

(40 cards)

1
Q

what are the two types of carbohydrates

A

simple
complex

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2
Q

simple carbohydates

A

can be brokedoqn quicky
giving fast release of energy
used during high intenisty exercises for anaerobic exercise

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3
Q

why are carbohydartes main source of energy

A

muscles require supply of glucose (sugar) to create ATP through respiration

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4
Q

complex carbohydrates

A

found in most plant foods
take longer to break down
provide slow release of energy
allowinf aerobic energy system

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5
Q

complex carb examples

A

pottaoes rice

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6
Q

simple carb examples

A

fruits

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7
Q

function of carbs

A

provided supply of enrrgy to cells and muscles
only substrate that can be used for both aerobic and anaerobic exercise

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8
Q

what are fats made up of

A

one molecule of glyercol and 3 molecules of fatty acids

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9
Q

what are the two types of fat

A

saturated
trans

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10
Q

what do fats lead up to

A

obseity
heart disease
strokes

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11
Q

effectt of fats on perofmance and health

A

limits cardiovascualr endurance

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12
Q

chlosetrol

A

fatty depostits that block arteries

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13
Q

where is chlosetrol found

A

all cells used to help make hormones
plaque is built up causing reistance in blood vessels

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14
Q

function of fats

A

yeild double the enrgy of carbs
majour source of enrgy if body at rest or low intesity
only utalised through aerobic repsiration as fat requires more oxygen to break down then carbs

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15
Q

what do fats also do

A

utalise us
layers of insulation that can help keep us warm in cold temps e.g. open water swimming

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16
Q

proteins

A

vital for cell growth and repair

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17
Q

what do proteins make up

A

all enzymes hormones and haemoglobin

18
Q

source of protein

19
Q

what does lack of protein cause

20
Q

what happens if dont have enough portin

A

cants pogressive overload during training meaning imporvements less likely to take place

21
Q

disadvanatges of not enough protein

A

decreases chances of DOMS after exercise

22
Q

what happens if take too much protein

A

changes and stores as fat

23
Q

wwhen perofmer most liekly to need lots of protien

A

anaerobic exercise eg weight training
powerful explosive movements
without protein, no mucle mass gain

24
Q

what are the three vitamins

A

vitamin D
vitamin C
vitamin B12
vitamin B complex

25
main function of vitamin D
body creates by sunlight essential for healthy bones helps to regulate absorption of calcium prevents fractures
26
vitamin c
helps maintain healthy immune system helps prevent illness maintain healthy bones, gums ligaments preventing dislocations
27
vitamin B12
prodcues red blood cells gelps body transport oxygen so vital for aerobic performance
27
vitamin B complex
releases energy produces RBC hamoglobin helps maintain healthy nervous system
28
what are the three minerals
sodium iron calcium SIC
29
what do minerals do
vital for conduction of electrical impulses
30
impact of no minerals
inability to contract and relax muscles
31
sodium function
maintain water balance found in salts losing electrolytes through sweat, may lead to muscle cramping increases blood pressure and risk of stroke
32
calcium
important in muscle contractions vital for healthy teeth, bones
33
what happens if lack of calcium and viatmin D
increased risk of fractures
34
iron
vital for devlopment of RBC found in nuts, meat lack of Hb is anamenia
35
fibre
helps digestion system function properly absorbs water and passge of food through gut avoids constipation
36
water
helps regulate electrolyte balance effect of not having enough water: lose control of limbs lsoe sense of direction lose colour (pale) dehyration extreme fatigue
37
deydration
loss of elctrolytes and water lost from sweat,neeeds to be replensihed if not replensished, causes dehydration
38
effects of dehyration
increase in blood viscosity over heating dizziness/blurred vision
39