BIOCHEM C785 - WGU - MODULE 5 -
ALL QUESTIONS
What\vitamin\does\not\travel\through\the\bloodstream\in\the\form\of\a\lipid\micelle?\-\
ans✔Vitamin\C
Which\lipid\has\a\4-ring\structure?\-\ans✔Sterol
Which\of\the\following\situations\is\MOST\likely\to\increase\the\rate\of\beta\oxidation?\-\
ans✔fasting
A\patient\who\is\on\a\no-fat\diet\is\at\particular\risk\of\deficiency\in:\-\ans✔Vitamin\A
During\starvation,\triglycerides\can\help\supply\some\of\the\body's\glucose\needs.\Which\
breakdown\product\of\triglycerides\can\be\used\to\make\glucose?\-\ans✔glycerol
CH3(CH2)6CH=CH(CH2)2COOH\-\ans✔liquid\at\the\lowest\temperature
Describe\the\steps\involved\in\fatty\acid\synthesis\-\ans✔Acetyl-CoA\is\transported\to\the\
cytoplasm\-\Biotin\transfers\a\carboxylate\group\to\acetyl-CoA\-\the\malonyl\group\is\
transferred\to\a\carrier\protein\-\malonyl\ACP\combines\with\acetyl-CoA,\-\malonyl-CoA\is\
added\repeatedly\to\the\growing\fatty\acid
What\fatty\acid\will\produce\8\Acetyl\CoA\molecules\after\it\is\completely\metabolized\via\
beta\oxidation?\-\ans✔CH3(CH2)4CH=CH(CH2)4CH=CH(CH2)8COOH
Which\set\of\molecules\are\produced\by\the\beta\oxidation\of\fatty\acids?\-\ans✔Acetyl\
CoA,\NADH,\FADH2
Gastric\bypass\surgery\results\in\an\increase\in\the\production\of\GLP-1,\a\peptide\that\
promotes\insulin\secretion.\This\is\thought\to\be\associated\with\the\tendency\for\these\
patients'\type\II\diabetes\to\resolve\after\the\surgery.\If\a\gastric\bypass\patient\has\a\
mutation\in\GLP-1\that\impairs\its\function,\what\is\to\be\expected?\-\ans✔The\patient\
would\have\reduced\insulin\secretion\compared\to\patients\with\normal\GLP-1,\and\this\
reduction\results\in\increased\fatty\acid\oxidation
Through\mandatory\state\testing,\a\2-day-old\newborn\is\found\to\have\a\medium\chain\
acyl-COA\dehydrogenase\deficiency\(MCADD).\This\enzyme\deficiency\interferes\with\
ALL QUESTIONS
What\vitamin\does\not\travel\through\the\bloodstream\in\the\form\of\a\lipid\micelle?\-\
ans✔Vitamin\C
Which\lipid\has\a\4-ring\structure?\-\ans✔Sterol
Which\of\the\following\situations\is\MOST\likely\to\increase\the\rate\of\beta\oxidation?\-\
ans✔fasting
A\patient\who\is\on\a\no-fat\diet\is\at\particular\risk\of\deficiency\in:\-\ans✔Vitamin\A
During\starvation,\triglycerides\can\help\supply\some\of\the\body's\glucose\needs.\Which\
breakdown\product\of\triglycerides\can\be\used\to\make\glucose?\-\ans✔glycerol
CH3(CH2)6CH=CH(CH2)2COOH\-\ans✔liquid\at\the\lowest\temperature
Describe\the\steps\involved\in\fatty\acid\synthesis\-\ans✔Acetyl-CoA\is\transported\to\the\
cytoplasm\-\Biotin\transfers\a\carboxylate\group\to\acetyl-CoA\-\the\malonyl\group\is\
transferred\to\a\carrier\protein\-\malonyl\ACP\combines\with\acetyl-CoA,\-\malonyl-CoA\is\
added\repeatedly\to\the\growing\fatty\acid
What\fatty\acid\will\produce\8\Acetyl\CoA\molecules\after\it\is\completely\metabolized\via\
beta\oxidation?\-\ans✔CH3(CH2)4CH=CH(CH2)4CH=CH(CH2)8COOH
Which\set\of\molecules\are\produced\by\the\beta\oxidation\of\fatty\acids?\-\ans✔Acetyl\
CoA,\NADH,\FADH2
Gastric\bypass\surgery\results\in\an\increase\in\the\production\of\GLP-1,\a\peptide\that\
promotes\insulin\secretion.\This\is\thought\to\be\associated\with\the\tendency\for\these\
patients'\type\II\diabetes\to\resolve\after\the\surgery.\If\a\gastric\bypass\patient\has\a\
mutation\in\GLP-1\that\impairs\its\function,\what\is\to\be\expected?\-\ans✔The\patient\
would\have\reduced\insulin\secretion\compared\to\patients\with\normal\GLP-1,\and\this\
reduction\results\in\increased\fatty\acid\oxidation
Through\mandatory\state\testing,\a\2-day-old\newborn\is\found\to\have\a\medium\chain\
acyl-COA\dehydrogenase\deficiency\(MCADD).\This\enzyme\deficiency\interferes\with\
