Protein Flashcards

(28 cards)

0
Q

What is amino acid oxidation

A

Removal of the nitrogen

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1
Q

What is an amino acid made of

A

Carbon hydrogen oxygen and nitrogen

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2
Q

What is in the carbocil group and amino group

A

COOH

NH2

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3
Q

What is produced during the transamination process of leu cine oxidation

A

Glutamate

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4
Q

What is produced at the end of leucine oxidation

A

Acetoacetate

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5
Q

What is produced with the combination of glutamate and ammonia and what is it’s function

A

Glutamine and important for removing nitrogen from the body

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6
Q

What is muscle protein synthesis

A

Aa synthesised into protein

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7
Q

Muscle protein balance

A

Balance between break down and synthesis

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8
Q

Ways to measure protein balance

A

Nitrogen balance
AA oxidation
Tracers
Endpoint studies

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9
Q

Ways nitrogen is exreted

A

Sweat
Feaces
Urine

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10
Q

Reasons for taking supplement

A
Muscle anabolism
Central fatigue
Immune function
Ameliorate muscle damage
Increased fat oxidation
Glycogen sparing
Antioxidants
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11
Q

During endurance exercise what happens to leucine oxidation

A

Increases and after exercise decreases

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12
Q

Acute endurance exercise causes what

A

Increased mRNA translation and increased mitochondrial protein synthesis

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13
Q

Chronic endurance exercise does what

A

Increases mitochondrial ps

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14
Q

Which increases muscle protein synthesis most low cho high cho or cho and protein

A

Cho and protein

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15
Q

Why is protein metabolism decreases during rt

A

Protein used as fuel
Protein synthesis uses energy
Atp production requires energy

16
Q

Are there sex differences in acute anabolic response

A

Males have higher testosterone but no difference other than that

17
Q

What number of reps causes most protein synthesis and why

A

No specific number just failure and because it requires all fibres

18
Q

What speed increases hypertrophy

19
Q

What is the recommended protein intake

A

Body builder - 1.7g

Endurance - 1.2g

20
Q

When does a plateau for ps occur In terms of dose

21
Q

Which protein is most effective for ps

22
Q

What is best pre/post or mor/Eve

23
Q

Which dosage gives the most aa availability

24
Which dosing strategy causes most ps
4x20g
25
Which yields the most positive protein balance mixed aa or essential aa and why
Essential aa because although it has a lower synthesis rate it has a much lower break down rate
26
What promotes the biggest increase in CSa milk soy or control
Milk
27
Essential AA
9 ``` Valine Isoleucine Leucine Lysine Methionine Phenylalanine Threonine Tryptophan Histidine ```