FNH 350 Midterm Practice MC & TF
Questions 2022 – COMPLETE SOLUTION
Which of the following is TRUE regarding glucose and galactose?
Both glucose and galactose are absorbed via the GLUT5 transporter
Glucose, but not g
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FNH 350 Midterm Practice MC & TF
Questions 2022 – COMPLETE SOLUTION
Which of the following is TRUE regarding glucose and galactose?
Both glucose and galactose are absorbed via the GLUT5 transporter
Glucose, but not galactose, is found in its free form in foods
Glucose is an aldohexose and galactose is a ketohexose
Both glucose and galactose are present in starch
Glucose is absorbed by active and facilitated transport, but galactose is only absorbed by facilitated
transport - ✔✔Glucose, but not galactose, is found in its free form in foods
Complete digestion of lactose occurs small intestine through the actions of:
Amylase and lactase
Lactase and sucrase
Lactase and maltase
Amylase, maltase and lactase
Lactase only - ✔✔Lactase only
Functions of phospholipids include all of the following except:
Structural support in cell membranes
Source of fatty acids for signalling moleculesLipid transport in lipoproteins
Storage of energy in adipocytes
Form a barrier for cell organelles - ✔✔Storage of energy in adipocytes
Carrots have a __ glycemic index but __ glycemic load because carrots contain a __ amount of
carbohydrates per serving size.
Low, low, small
Low, high, large
High, high, large
High, low, small
Low, high, small - ✔✔High, low, small
Compared to historical diets, current diets are much higher in:
Omega-6 compared to omega-3 fatty acids
Omega-3 compared to omega-6 fatty acids
Medium chain compared to longer chain fatty acids
Triacylglycerol compared to phospholipid
Cholesterol - ✔✔Omega-6 compared to omega-3 fatty acids
Only anaerobic glycolysis is possible in red blood cells because:
Red blood cells lack oxygen needed for aerobic metabolism
Red blood cells lack NAD
Red blood cells do not have a nucleus
Red blood cells have low energy demands
Red blood cells lack mitochondria - ✔✔Red blood cells lack mitochondriaFructose enters glycolysis in the liver after the regulatory step of
Phosphofructokinase
Fructose bisphosphatase
Pyruvate kinase
Pyruvate dehydrogenase
Hexokinase - ✔✔Phosphofructokinase
The correct notation for a fatty acid with 20 carbons and one double bond is
20:9:n-1
20:1n-6
21:0
20:1n-3
20:1n-9 - ✔✔20:1n-9
Gluconeogenesis is a pathway of glucose _____ that is activated to ________ blood glucose levels in
the_______ state.
Synthesis, increase, post-absorptive
Disposal, decrease, post-absorptive
Synthesis, increase, fed
Disposal, decrease, fed - ✔✔Synthesis, increase, post-absorptive
Insulin activates glycogenesis in muscle when blood glucose levels are low.
T
F - ✔✔F
Amylopectin is a type of:Lignin
Polyols
Starch
Inulin - ✔✔Starch
Moderate alcohol consumption may reduce risk of cardiovascular disease through:
Increasing HDL
Increasing blood clotting
Increased NADH production
Increased ketone production
Decreased absorption of nutrients - ✔✔Increasing HDL
Which of the following fiber types is abundant in jams and jellies?
Cellulose
Beta-glucans
Pectin
Lignin - ✔✔Pectin
Which of the following statements regarding cholesterol is CORRECT?
The only mechanism for disposing of body cholesterol is through excretion with bil
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