supplements

Question 1

how many track and field athletes take supplements

Answer 1

85%

Question 2

rationale for taking supplements

Answer 2

to correct a deifiency
convience
performance enhancing
because others are

Question 3

what performance enhancing fuels are there

Answer 3

CHO
medium chain triglyercides
creatine
caffine

Question 4

what performance enhancing buffers are there

Answer 4

B-alaine
sodium bicarbonate
codium citrate

Question 5

what performance enhacning stimulants are there

Answer 5

caffine

guarana

Question 6

factors to consider when taking supplements

Answer 6

type of sport - endurance, strenght & power, team, weight classification 
factors limiting performance 
athletes characteristsics 
periodisation phase of program 
environmental conditions

Question 7

what group is vit D in unders the AIS

Answer 7

group A

Question 8

sources of vit D

Answer 8

sunlight

dietary - oliy fish, cod liver oil

Question 9

how and where is Vit D activated

Answer 9

in the liver by hepatic 25-hydroxylase

also converted in the kidney by renal 1a-hydroxylase to another active form

Question 10

serum conc for severley deficient vit D

Answer 10

<12

Question 11

serum conc for deficient vit D

Answer 11

12-30

Question 12

serum conc for inadequate vit D

Answer 12

30-50 mmol/L

Question 13

serum conc for adequate vit D

Answer 13

> 50mmol/L

Question 14

roles of vitamin d

Answer 14

bone health

muscle function

Question 15

role of vitmain D in bone health

Answer 15

increases calcium and phophate absorption

bone mineral density increases with Vit D status

Question 16

role of vit d in muscle function

Answer 16

calcium kinetics
myoblast differtiation - muscle regeneration
muscle weakness evident with vit d deficiency

Question 17

effects of vit d supplementation

Answer 17

increases serum conc

doesnt improve performance, however man improve in those who are originally deficient