Watson chap 23 Flashcards
exergonic reaction ___s energy
releases
the compound with the greatest electron affinity accepts electrons and is
reduced
ATP is used to pay for ___gonic reactions
endergonic
__ is the final electron acceptor in the electron transport chain
oxygen
the amino groups from AA catabolism are eliminated as which of the following molecules
Urea
most AAs are converted into products that are oxidized by the
citric acid cycle
the final common pathway for carbs, protein, and lipid catabolism is the
same
__ oxidation generates more ATP than protein or carbs
fat
fat and protein catabolism mostly happens in the
mitochondria
when fats are catabolized by the liver, some of the acetyl-CoA is converted into
ketone bodies
process of storing glucose
glycogenesis
process of making new glucose
gluconeogenesis
2 things that can be used to make fatty acids
glucose
AAs
absorptive or postabsorptive- glycogenesis and lipogenesis
absorptive
hormone that directly stimulates hunger
ghrelin
best defines the basal metabolic rate
the energy cost of living
__ is energy transfer between the body and the environment via electromagnetic waves
radiation
thermoreceptors send temperature information to centers in the __
hypothalamus
a nutrient that the body needs in large quantities
macronutrient
a nutrient only needed in small amounts
micronutrient
a nutrient the body cant produce and must be eaten
essential nutrient
a polysaccharide thats completely or partly indigestible
fiber
a ___ protein has all the essential AAs
complete protein
__ and __ acid are essential fatty acids
linoleic
__-density lipoproteins deliver cholesterol from the liver to peripheral tissues
low density
___ energy balance is when fewer calories are taken in than are used
negative
obesity is a body mass index of __ or greater
30.0
