Unformatted text preview: /fi / x Poweri’oinr’ Lecture Slides prepared by Vin-cc Austin, University of Kentucky Nutrition, Metabolism. and
Body Temperature
Regulation Part B Human Anatomy & Physiology, Sixth Edition
Elaine N. Marieh new; a c m Oxidation of Amino Acids I Oxidative deamination -— the amine group of
glutamic acid is: I Released as ammonia
I Combined with carbon dioxide in the liver
I Excreted as urea by the kidneys I Keto acid modification — keto acids from
transamination are altered to produce metabolites
that can enter the Krebs cycle mm: c :4. “amen gamma ,m’fltfll‘l Arlifidlmu‘. {Lulu-tn Synthesis of Proteins I Amounts and types of proteins:
I Are hormonally controlled
I Reflect each life cycle stage I A complete set of amino acids is necessary for
protein synthesis I All essential amino acids must be provided in the diet cat-M c m Wm harm“ :30: puma»). anorexia zmrm n of Amino Acids I Transamination — switching of an amine group
from an amino acid to a keto acid (usually ot-
ketoglutaric acid of the Krebs cycle) I Typically, glutamic acid is formed in this process x;,,.v,s mm mm I Amino acids are the most important anabolic
nutrients, and they form: I All protein structures I The bulk of the body’s functional molecules minim". Varese-fl mun-r..." Summalry: Carbohydrate Metaboiic know TABLE 24A _ Wmlhmai Wham“: Reactions _ _. _
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- Spring '09
- Jones
- Physiology, Human Anatomy
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