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KNES 337 > Unit 9 > Flashcards

Unit 9 Flashcards

Obesity to Underweight: The Highs and Lows of Weight Status

1
Q

When is the greatest weight loss during dieting and what is it a loss of?

A

the first week, loss of CHO and water

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2
Q

What is hypertrophy?

A

Increase in size of fat cells

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3
Q

What is hyperplasia?

A

Increase in # of fat cells

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4
Q

When does fat cell development occur?

A

Critical periods in life: late childhood (cell # increases), puberty (cells reach maxiumum)

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5
Q

What enzyme affects fat storage?

A

LPL (lipoprotein lipase)

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6
Q

What does LPL do?

A

promotes fat storage in adipose and muscle (people with high LPL store fat efficiently)

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7
Q

Do individuals with obesity have more or less LPL activity per fat cell?

A

More

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8
Q

Where do fat cells produce more LPL in women?

A

Breasts, hips and thighs

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9
Q

Where do fat cells produce more LPL in men?

A

abdomen

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10
Q

Does LPL increase or decrease after weight loss?

A

Increases

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11
Q

What happens if Leptin increase?

A

Negative energy balance

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KNES 337 (32 decks)

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