A student was studying for finals and did not have time to prepare a proper meal
ID: 49072 • Letter: A
Question
A student was studying for finals and did not have time to prepare a proper meal, so he pulled in to his favorite fast food restaurant and ordered a double cheeseburger with bacon (as he frequently did). To add to the frustrations of the day when he got home he discovered that somehow ketchup had gotten all over the bun, and he hated ketchup so he threw away the bun and dined on just the hamburger, bacon and cheese with a big glass of water on the side. Describe his metabolic state after eating this meal including, 1) what hormones are active/inactive in his body, 2) what metabolic pathways are turned on(and turned down) in which organs and 3) what key enzymes in these pathways are activated or deactivated by what molecules)
Explanation / Answer
Metabolic stste after eating this kind of meal --- he will be able to process the sugar very slowly. Fats are digested in small intestine and packaged into lippoproteins for various functions , exces fat calories wind up as fat droplets in fat cells.
Metabolic pathway --- breakdown of fats
beta oxidation of fatty acids ------ in mitochondrial matrix
krebs cycle ---- in mitochondria.
Enzymes used in breakdown of fatty acids ---- lipases
enzymes involved in beat oxidation
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.