DHN 311 Exam 3 Questions with 100% Verified Correct Answers 2025/2026

DHN 311 Exam 3 Questions with 100% Verified Correct Answers 2025/2026 where does the pentose phosphate pathway occur? - Correct Answer cytosol where is the pentose phosphate pathway most active? - Correct Answer liver, mammary glands, adrenal cortex, and rapidly dividing tissue what are important intermediates of the pentose phosphate pathway? - Correct Answer ribose-5 phosphate, used for nucleic acids and metabolite that can enter glycolysis if needed what are the irreversible and reversible phases of the pentose phosphate pathway called? - Correct Answer irreversible is oxidative and contains redox reactions which generate NADPH which then goes to metabolic pathways to form steroid hormones, fatty acids the reversible is non oxidative and generates precursors fir glycolysis and nucleotide synthesis what is glycogen? - Correct Answer branched polysaccharide made entirely of glucose; stored form of glucose that can serve as a quick supply of glucose fr tissues glucose is require for... - Correct Answer cells with no mitochondria like RBC what are the three primary sources that blood glucose can be obtained by... - Correct Answer diet, degradation of glycogen and gluconeogensis why does diet effect glycogen metabolism? - Correct Answer sporadic and inconsistent why does gluconeogenesis effect glycogen metabolism? - Correct Answer slower response how does liver glycogen effect glycogen metabolism? - Correct Answer maintains blood glucose levels w a steady supply of glycogen; 10% of a healthy livers weight is glycogen muscle glycogen is extremely degraded in what to provide what? - Correct Answer exercising to provide muscle with an important energy source muscle glycogen tends to be depleted in less then an hour because... - Correct Answer it is there to provide a quick source of energy for either aerobic or anaerobic metabolism