Which of the following minerals is mismatched with its function?
1Which of the following minerals is mismatched with its function?
Cobalt – erythrocyte production
Calcium – bone formation
Zinc – hemoglobin synthesis
Potassium – muscle and nerve function
2There is a need for glucose in the body. Which of the following reactions will yield glucose directly?
Glycolysis
Glycogenolysis
Beta oxidation
Deamination
3Which of the following components of saliva is mismatched with its function?
Salivary amylase – begins protein digestion
IgA – prevents infection
Mucin – lubricant
Bicarbonate – neutralizes acid
4Which of the following does NOT illustrate digestion?
Fat → fatty acids and glycerol
Protein → amino acids
CO 2 and H 2O → carbohydrates
Polysaccharides → disaccharides
5During periods of fasting, why is fat said to have a protein-sparing effect?
The body must have an adequate protein intake in order to absorb and metabolize fats.
The body oxidizes its spare protein before it depletes its fat reserves.
The body must have an adequate fat intake in order to absorb and metabolize proteins.
The body does not oxidize its proteins unless it has consumed its fat reserves first.
See the process below.
6Match A in the drop down.
ATP Production: The energy released ruing catabolism can be used to synthesize ATP.
7Match B in the drop down.
8Match C in the drop down.
Results for question 9.
9Match D in the drop down.
10George has to have his gallbladder removed. His friend told him he can no longer eat fats because he will no longer produce bile. Is this an accurate description of George’s future diet?
Yes; the gallbladder is the organ that produces bile.
No; bile is involved in protein digestion only.
No; the gallbladder only stores the bile that is produced by the liver.
Yes; bile must first be stored in the gallbladder before it is functional.
See the image below.
11Match A in the drop down.
12Match B in the drop down.
13Match C in the drop down.
14Match D in the drop down.
15Match E in the drop down.
16Match F in the drop down.
17Which of the following events at the electron-transport chain occurs last?
A hydrogen ion concentration gradient is established.
Hydrogen ions are moved from inner to outer mitochondrial compartment.
The movement of hydrogen ions through special channels is coupled to ATP production.
Hydrogen ions diffuse into inner mitochondrial compartment.
18Which of the following recommendations regarding daily requirements is correct?
Carbohydrate intake should be around 500 grams daily
Cholesterol intake should be about 300 milligrams per day.
Fats should account for 45% of total caloric intake.
Proteinconsumption should be 10-35% of total kilocalorie intake.
19What is the function of bicarbonate when it is secreted by the large intestine?
It aids in the digestion of cellulose.
It decreases the pH of feces, which are alkaline because of bacterial secretions.
It increases the pH of the feces, which are acidic because of bacterial secretions.
It aids in the digestion of proteins.
20The inner membrane of a mitochondrion contains the protein __________, which harnesses the energy created by H + flow to produce ATP by a process called __________.
enzyme complex; proton pumping
ATP synthase; oxidation
ATP synthase; the chemiosmotic mechanism
enzyme complex; reduction
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