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NUTR 2110 Test 2 Practice Test PDF | Carbohydrate Lipid Protein Digestion Metabolism

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INSTANT PDF DOWNLOAD of the complete "NUTR 2110 Test 2 Practice Test - " featuring 123 graded questions and correct answers on macronutrient digestion, absorption, and metabolism including carbohydrate digestion (salivary amylase, disaccharides sucrose/lactose/maltose, monosaccharides glucose/fructose/galactose), lipid metabolism (triglycerides, phospholipids, sterols, chylomicrons, VLDL, LDL, HDL, micelles, bile emulsification, saturated vs unsaturated vs trans fats, omega-3 EPA/DHA), protein metabolism (pepsin, essential vs nonessential amino acids, deamination, transamination, protein turnover, denaturation, complete/incomplete proteins, chemical score), glycemic index, glycogenesis vs glycogenolysis vs gluconeogenesis, insulin and glucagon regulation, RDA for carbohydrates (130 g/day) and protein (0.8 g/kg), dietary fiber (soluble lowers cholesterol, insoluble promotes regularity), and eicosanoid functions. Perfect for nutrition science and pre-health professional exam review.NUTR 2110 test 2, carbohydrate lipid protein digestion, salivary amylase function, disaccharides sucrose lactose maltose, triglyceride phospholipid sterol, chylomicrons VLDL LDL HDL, micelles bile emulsification, saturated unsaturated trans fats, omega-3 EPA DHA, pepsin protein digestion, essential amino acids, deamination transamination, protein denaturation, complete incomplete proteins, glycemic index explained, glycogenesis glycogenolysis gluconeogenesis, insulin glucagon regulation, RDA carbohydrates 130g, RDA protein 0.8 g/kg, soluble insoluble fiber

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Institution
Nutrition
Course
Nutrition

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1. Based on the diagram of the human digestive system and your knowledge of
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biology, in which structure does the initial hydrolysis of carbohydrates occur?
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r. Small Intestine r. r.




r. Pancreas

r. Mouth

r. Stomach

2. Describe how HDL contributes to cardiovascular health.
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r . HDL transports glucose to cells for energy production.
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r . HDL helps remove cholesterol from the bloodstream, which
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r. decreases the risk of heart disease. r. r. r. r. r.




r . HDL is responsible for the digestion of dietary fats.
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r. HDL increases the levels of triglycerides in the blood, raising heart
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r. disease risk. r.

,3. If a person has an excess intake of dietary fats, what is likely to happen to
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their triglyceride levels and storage in the body?
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r. Triglyceride levels will remain the same as they are used for immediate
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energy.
r.




r. Triglyceride levels will increase and more will be stored in adiposer. r. r. r. r. r. r. r. r. r.



tissue.
r.




r. Triglyceride levels will decrease as they are converted to glucose.
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r. Triglyceride levels will decrease as they are converted to proteins.
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4. What is glycogenesis?
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r . The breakdown of glycogen to pyruvate
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r . The synthesis of glucose from non-carbohydrate precursors
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r. The breakdown of glycogen to glucose
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r . The storage of glucose as glycogen
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5. Describe the function of bile in the digestive process of fats.
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r . Bile absorbs proteins in the small intestine.
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r . Bile converts fats into carbohydrates for energy.
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r . Bile transports vitamins directly to the bloodstream.
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r . Bile emulsifies dietary fats, making them easier to digest.
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6. Describe how trans fatty acids affect cholesterol levels in the body.
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r . Trans fatty acids decrease total blood cholesterol levels.
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r. Trans fatty acids have no effect on cholesterol levels.
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r . Trans fatty acids increase total blood cholesterol levels.
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, r . Trans fatty acids only affect HDL cholesterol.
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7. If a diet is high in complex carbohydrates, what impact might this have on an
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individual's energy levels compared to a diet high in simple carbohydrates?
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r . It may cause fatigue more quickly.
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r . It may lead to rapid spikes in energy.
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r . It may provide more sustained energy levels.
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r . It may result in increased cravings for sweets.
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8. What is the primary role of chylomicrons in lipid metabolism?
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r . Transport lipids from the intestine to the bloodstream. r. r. r. r. r. r. r.




r. Break down lipids into fatty acids.r. r. r. r. r. r.




Synthesize cholesterol in the liver.
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r. Store lipids in adipose tissue. r. r. r. r.




9. How many kilocalories does dietary protein provide per gram?
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r. 2 kcal r.




r . 7 kcal r.




r . 4 kcal r.




r . 9 kcal r.




10. Protein turnover is r. r.




r . the coordinated and continual process of breaking down and
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r. resynthesizing proteins. r.




the continual synthesis of proteins following excretion of
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nonfunctional proteins.
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, r . the breakdown of proteins with subsequent destruction of amino
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acids
r.




r . the 3-dimensional rotation of proteins within cells.
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11. Amino acids, the building blocks of protein, are classed as either essential or
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nonessential. Which of these is an essential amino acid?
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r. Aspartic acid r. r.




r. Tyrosine

r. Leucine

r. Glycine

12. Describe the process of denaturation in proteins and its potential
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consequences.
r.




r. Denaturation involves the alteration of a protein's structure, which r. r. r. r. r. r. r. r.



r. can lead to loss of function.
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r . Denaturation occurs only in the presence of enzymes. r. r. r. r. r. r. r.




r. Denaturation is the synthesis of new proteins from amino acids. r. r. r. r. r. r. r. r. r. r.




r. Denaturation enhances the protein's ability to bind to substrates. r. r. r. r. r. r. r. r.




13. Which of the following is the best dietary recommendation relating to fats to
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promote good health?
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r . Eat AI of cholesterol and phosphor lipid
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r. Limit intake of cholesterol, saturated fat, and trans fat
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Eat saturated and unsaturated fats in equal proportions
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r. Aim for fat-free dietr. r. r.

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Institution
Nutrition
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Nutrition

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