Biochemistry Final Exam Questions With
Correct Answers
What is a monosaccharide? - CORRECT ANSWER✔✔-The most basic units of
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carbohydrates. Made of 1 aldehyde and 1 ketone. They are the simplest form of
| | | | | | | | | | | | | |
sugar and are usually colorless, water-soluble, crystalline solids. Some
| | | | | | | | |
monosaccharides have a sweet taste. Examples of monosaccharides include
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glucose (dextrose), fructose (levulose) and galactose
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Nature uses the D or L form of carbohydrates - CORRECT ANSWER✔✔-D
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The two kinds of monosaccharides are - CORRECT ANSWER✔✔-Aldoses, Ketoses
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The bonds between carbohydrate monomers are called - CORRECT ANSWER✔✔-
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Glycosidic
Starches are polymers made exclusively from - CORRECT ANSWER✔✔-Glucose
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The difference between amylose and amylopectin are - CORRECT ANSWER✔✔-
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The structure (branched vs linear)
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Dietary fiber is - CORRECT ANSWER✔✔-Complex Carbohydrates
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Cellulose
,Divided into soluble and insoluble
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In the 2-compartment model for water in the body, water partitions into -
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CORRECT ANSWER✔✔-Intracellular and extracellular
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In the 3 compartment model for water in the body, the__________ compartment
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|is further divided into interstitial and plasma compartments - CORRECT
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ANSWER✔✔-extracellular
Fluid in the blood is classified specifically as _________ fluid - CORRECT
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ANSWER✔✔-extracellular
In an ideally balanced human system water inputs would equal - CORRECT
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ANSWER✔✔-Water outputs |
An electrolyte is
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a) sugar|
b. fat |
c. charged molecule
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d water - CORRECT ANSWER✔✔-charged molecule
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______________ ions account for nearly 90% of the positively charged ions found
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in extracellular fluid - CORRECT ANSWER✔✔-Sodium
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, The hormone aldosterone regulates the concentrations of _______ and ________
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in the body. - CORRECT ANSWER✔✔-Potassium ions and sodium ions
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_______ is the most common extracelluar cation, while _________ is the most
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abundant intracellular cation. - CORRECT ANSWER✔✔-Sodium, potassium
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The three most important buffer systems in body fluids include the bicarbonate
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buffer system, the ____ buffer system and the protein buffer system. - CORRECT
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ANSWER✔✔-Phosphate
How is it possible for the rate and depth of breathing to affect hydrogen ion
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concentrations in body fluids? - CORRECT ANSWER✔✔-The rate and depth of | | | | | | | | | | |
breathing does not alter hydrogen ion concentration in body fluids.
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What is the normal pH of the blood? - CORRECT ANSWER✔✔-7.35-7.45
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What is the most significant plasma buffer? - CORRECT ANSWER✔✔-bicarbonate
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Which of these is not a consequence of vomiting?
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a. dehydration
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b. metabolic acidosis
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c. respiratory alkalosis
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d. metabolic alkalosis - CORRECT ANSWER✔✔-c. respiratory alkalosis
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Correct Answers
What is a monosaccharide? - CORRECT ANSWER✔✔-The most basic units of
| | | | | | | | | | |
carbohydrates. Made of 1 aldehyde and 1 ketone. They are the simplest form of
| | | | | | | | | | | | | |
sugar and are usually colorless, water-soluble, crystalline solids. Some
| | | | | | | | |
monosaccharides have a sweet taste. Examples of monosaccharides include
| | | | | | | | |
glucose (dextrose), fructose (levulose) and galactose
| | | | |
Nature uses the D or L form of carbohydrates - CORRECT ANSWER✔✔-D
| | | | | | | | | | |
The two kinds of monosaccharides are - CORRECT ANSWER✔✔-Aldoses, Ketoses
| | | | | | | | |
The bonds between carbohydrate monomers are called - CORRECT ANSWER✔✔-
| | | | | | | | |
Glycosidic
Starches are polymers made exclusively from - CORRECT ANSWER✔✔-Glucose
| | | | | | | |
The difference between amylose and amylopectin are - CORRECT ANSWER✔✔-
| | | | | | | | |
The structure (branched vs linear)
| | | |
Dietary fiber is - CORRECT ANSWER✔✔-Complex Carbohydrates
| | | | | |
Cellulose
,Divided into soluble and insoluble
| | | |
In the 2-compartment model for water in the body, water partitions into -
| | | | | | | | | | | | |
CORRECT ANSWER✔✔-Intracellular and extracellular
| | |
In the 3 compartment model for water in the body, the__________ compartment
| | | | | | | | | | |
|is further divided into interstitial and plasma compartments - CORRECT
| | | | | | | | | |
ANSWER✔✔-extracellular
Fluid in the blood is classified specifically as _________ fluid - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-extracellular
In an ideally balanced human system water inputs would equal - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-Water outputs |
An electrolyte is
| | |
a) sugar|
b. fat |
c. charged molecule
| |
d water - CORRECT ANSWER✔✔-charged molecule
| | | | |
______________ ions account for nearly 90% of the positively charged ions found
| | | | | | | | | | |
in extracellular fluid - CORRECT ANSWER✔✔-Sodium
| | | | | |
, The hormone aldosterone regulates the concentrations of _______ and ________
| | | | | | | | |
in the body. - CORRECT ANSWER✔✔-Potassium ions and sodium ions
| | | | | | | | | |
_______ is the most common extracelluar cation, while _________ is the most
| | | | | | | | | | | |
abundant intracellular cation. - CORRECT ANSWER✔✔-Sodium, potassium
| | | | | |
The three most important buffer systems in body fluids include the bicarbonate
| | | | | | | | | | | |
buffer system, the ____ buffer system and the protein buffer system. - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-Phosphate
How is it possible for the rate and depth of breathing to affect hydrogen ion
| | | | | | | | | | | | | | |
concentrations in body fluids? - CORRECT ANSWER✔✔-The rate and depth of | | | | | | | | | | |
breathing does not alter hydrogen ion concentration in body fluids.
| | | | | | | | |
What is the normal pH of the blood? - CORRECT ANSWER✔✔-7.35-7.45
| | | | | | | | | |
What is the most significant plasma buffer? - CORRECT ANSWER✔✔-bicarbonate
| | | | | | | | |
Which of these is not a consequence of vomiting?
| | | | | | | | |
a. dehydration
|
b. metabolic acidosis
| |
c. respiratory alkalosis
| |
d. metabolic alkalosis - CORRECT ANSWER✔✔-c. respiratory alkalosis
| | | | | | |
