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24 Cards in this Set
- Front
- Back
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Glycerol can be used for gluconeogenesis T/F
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T
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How long does it take, from the start of fasting, to exhaust muscle and liver glycogen?
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~24 hours
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How long does it take for plasma ketone bodies to rise high enough for the CNS to use them as a metabolic fuel? (?~20%)
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2-3 weeks
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What is a desirable BMI?
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20-25 (< 18.5 is protein-energy malnutrition)
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A form of malnutrition where there is inadequate protein intake.
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Protein-energy malnutrition
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What is protein-energy malnutrition?
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A form of malnutrition where there is inadequate protein intake.
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What is marasmus?
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A form of severe protein-energy malnutrition characterized by energy deficiency (can affect children and adults).
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A form of severe protein-energy malnutrition characterized by energy deficiency (can affect children and adults).
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Marasmus
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For clinical diagnosis of marasmus, what must the body weight be below, as a percentage of the norm?
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<60% (with NO oedema - with oedema = marasmic kwashiorkor)
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Marasmus can affect both children and adults T/F
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T
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What is emaciation (ee-may-see-ay-shun)?
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The state of being abnormally thin or weak
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The state of being abnormally thin or weak
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Emaciation (ee-may-see-a-shun)
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Marasmus results in impaired synthesis of proteins. Why?
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Protein synthesis comes at a high energy cost. Presumably not done so ATP can be spent else-where keeping the body alive!
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Why does marasmus result in increased susceptibility to infection?
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There is less synthesis of immunoglobulins - presumably due to energy cost
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What is cachexia?
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Weakness and wasting of the body due to severe chronic illness
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Weakness and wasting of the body due to severe chronic illness
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Cachexia
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Cachexia is often seen in end-stage cancer, and in that context is called "..."
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Cancer cachexia
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Kwashiorkor affects both children and adults T/F
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F - only children
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A form of malnutrition caused by protein deficiency (*at odds with Bender's definition*) in the diet, typically affecting young children in the tropics
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Kwashiorkor
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What is kwashiorkor?
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A form of malnutrition caused by protein deficiency (*at odds with Bender's definition*) in the diet, typically affecting young children in the tropics
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Kwashiorkor is characterised by oedema T/F
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T - responsible for 'pot-bellied' appearance
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If an individual is 86% of expected length, what ailment is this indicative of?
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Marasmus
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If an individual is 84.5% of expected length, what ailment is this indicative of?
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Murasmic kwashiorkor
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If an individual is 92% of expected length, what ailment is this indicative of?
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Kwashiorkor
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