APHY 102 Chapter 23 Review Exam
Questions and Answers Nutrition and
Metabolism 2026
The sum of all of the biochemical processes going on within the human body at any
given time:
Metabolism
Oxidative phosphorylation
Catabolism
Anabolism - CORRECT ANSWER-Metabolism
Reactions within ______ provide most of the energy needed by a typical cell:
Cytoplasm
The mitochondria
The endoplasmic reticulum
The plasma membrane - CORRECT ANSWER-The mitochondria
What is a nutrient pool?
A general term for vitamins and minerals together
An accessible source of substrates for a cell
The metabolic reserves of the body as a whole
An alternative term for bolus of food in digestive system - CORRECT ANSWER-An
accessible source of substrates for a cell
Cells perform catabolism to generate ATP, which can be used for:
Muscle contraction
Ion transport
Glycogen synthesis
All of these - CORRECT ANSWER-All of these:
Muscle contraction
Ion transport
Glycogen synthesis
, The mprocess mof msynthesizing mglucose mfrom mnoncarbohydrate mis mcalled: m
m
m
Begins mwith mthe mformation mof ma mmolecule mof mcitric
macid
Directly mproduces mmost mof mATP mfro mcatabolism mof
mglucose
Contains menzymes mcalled mcytochromes m
Forms macetyl-CoA mfrom mglucose-6-phosphate m- mCORRECT mANSWER-Begins mwith
mthe mformation mof ma mmolecule mof mcitric macid m
m
The mcarbon mdioxide mof mrespiration mis mformed mduring: m
m
Glycolysis m
The mcitric macid mcycle m
Electron mtransport m
The mformation mof mpyruvic macid m- mCORRECT mANSWER-The mcitric macid mcycle m
m
In mthe mETS, m_______ maccepts melectrons mfrom mone mmolecule mand mtransfers
mthen mto m
m
another:
m
Hydrogen mIon m
A mcoenzyme m
A mcytochrome m
A mcoenzyme mor ma mcytochrome m- mCORRECT mANSWER-A mcoenzyme mor ma
mcytochrome m
m
The mmajor mjob mof mcoenzymes min moxidative mphosphorylation mincludes mall mof mthe
mfollowing m
m
except:
m
Release mof mhydrogen mions m
Ionization mof mhydrogen matoms m
Release mof melectrons mto mfirst mcytochrome mof mETS m
The mbreaking mof mcarbon-carbon mcovalent mbonds m- mCORRECT mANSWER-The
mbreaking mof mcarbon-carbon mcovalent mbonds m
m
______ mcreates m90 mpercent mof mthe mATP mnormally mgenerated: m
m
m
Lipogenesis
m
The
mETS
m
Oxidative
mphosphorylation
Glycolysis m- mCORRECT mANSWER-Oxidative
mphosphorylation
m
In mthe mprocess mof mdigestion, mmost mnutrient mabsorption mtakes mplace min mthe: m
m
Questions and Answers Nutrition and
Metabolism 2026
The sum of all of the biochemical processes going on within the human body at any
given time:
Metabolism
Oxidative phosphorylation
Catabolism
Anabolism - CORRECT ANSWER-Metabolism
Reactions within ______ provide most of the energy needed by a typical cell:
Cytoplasm
The mitochondria
The endoplasmic reticulum
The plasma membrane - CORRECT ANSWER-The mitochondria
What is a nutrient pool?
A general term for vitamins and minerals together
An accessible source of substrates for a cell
The metabolic reserves of the body as a whole
An alternative term for bolus of food in digestive system - CORRECT ANSWER-An
accessible source of substrates for a cell
Cells perform catabolism to generate ATP, which can be used for:
Muscle contraction
Ion transport
Glycogen synthesis
All of these - CORRECT ANSWER-All of these:
Muscle contraction
Ion transport
Glycogen synthesis
, The mprocess mof msynthesizing mglucose mfrom mnoncarbohydrate mis mcalled: m
m
m
Begins mwith mthe mformation mof ma mmolecule mof mcitric
macid
Directly mproduces mmost mof mATP mfro mcatabolism mof
mglucose
Contains menzymes mcalled mcytochromes m
Forms macetyl-CoA mfrom mglucose-6-phosphate m- mCORRECT mANSWER-Begins mwith
mthe mformation mof ma mmolecule mof mcitric macid m
m
The mcarbon mdioxide mof mrespiration mis mformed mduring: m
m
Glycolysis m
The mcitric macid mcycle m
Electron mtransport m
The mformation mof mpyruvic macid m- mCORRECT mANSWER-The mcitric macid mcycle m
m
In mthe mETS, m_______ maccepts melectrons mfrom mone mmolecule mand mtransfers
mthen mto m
m
another:
m
Hydrogen mIon m
A mcoenzyme m
A mcytochrome m
A mcoenzyme mor ma mcytochrome m- mCORRECT mANSWER-A mcoenzyme mor ma
mcytochrome m
m
The mmajor mjob mof mcoenzymes min moxidative mphosphorylation mincludes mall mof mthe
mfollowing m
m
except:
m
Release mof mhydrogen mions m
Ionization mof mhydrogen matoms m
Release mof melectrons mto mfirst mcytochrome mof mETS m
The mbreaking mof mcarbon-carbon mcovalent mbonds m- mCORRECT mANSWER-The
mbreaking mof mcarbon-carbon mcovalent mbonds m
m
______ mcreates m90 mpercent mof mthe mATP mnormally mgenerated: m
m
m
Lipogenesis
m
The
mETS
m
Oxidative
mphosphorylation
Glycolysis m- mCORRECT mANSWER-Oxidative
mphosphorylation
m
In mthe mprocess mof mdigestion, mmost mnutrient mabsorption mtakes mplace min mthe: m
m
