Exam 7: Energy Metabolism

Where in the body does deamination primarily take place?

What is a molecule referred to when it enters a chemical reaction?

The energy generated in the electron transport chain is used to pump _____ out of the mitochondrial matrix.

James, an 18 year-old college student, just ate a very large supper. What is going on metabolically?

The highest percentages of alcohol-related fatal traffic accidents occur in individuals of what age?

What percentage of cancers of the mouth and esophagus are associated with heavy drinking?

Why is it important for long-term health and well-being that weight reduction diets not mimic starvation?

The enzyme _______________ is found mostly in the liver and metabolizes ethanol to acetaldehyde.

The microsomal ethanol-oxidizing system (MEOS) helps prevent alcohol from reaching dangerously high levels in the blood.

Where does lipogenesis mainly take place?

Lipids are initially catabolized into _____.

The anabolic process whereby glycogen is formed in liver and muscle tissue is called:

The availability of _____ determines whether pyruvate is converted to acetyl-CoA or lactate.

Liver and _____ cells break down _____ into glucose.

Enzymes that shift atoms from one molecule to another are called _____.

Which pathways release energy through the breakdown of complex molecules into simpler ones?

What Wernicke-Korsakoff syndrome?

The series of chemical reactions that breaks down fatty acids to molecules of acetyl-CoA is called _______________.

Fermentation requires _____.

Mitochondria have often been referred to as the body's "powerhouses." Why is this an appropriate statement?