Question 1

The portion of the brain that regulates body temperature is the

Accepted Answer

A)   cerebral cortex.
B)   hypothalamus.
C)   medulla oblongata.
D)   pons.
E)   hypophysis.F) A) and B)
G) All of the above

Question 2

Match the vitamin with its associated disease.
-vitamin A

Accepted Answer

A)  scurvy
B)  night blindness
C)  beriberi
D)  pellagra
E)  pernicious anemiaF) A) and B)
G) A) and C)

Question 3

Which of the following events occurs last?

Accepted Answer

A)   Hydrogen ions diffuse into inner mitochondrial compartment.
B)   Hydrogen ions are moved from inner to outer mitochondrial compartment.
C)   The movement of hydrogen ions through special channels is coupled to ATP production.
D)   A hydrogen ion concentration gradient is established.
E)   NADH transfer electrons to the electron-transport chain.F) B) and E)
G) A) and B)

Question 4

-The diagram illustrates ATP coupling of catabolic and anabolic reactions. What does "B" represent?

Accepted Answer

A)   ATP breakdown
B)   anabolism
C)   catabolism
D)   ATP productionE) All of the above
F) C) and D)

Question 5

Match the function or term with the appropriate organic molecule.
-actin & myosin

Accepted Answer

A)  carbohydrates
B)  lipids
C)  proteins
D)  nucleic acidsE) C) and D)
F) A) and B)

Question 6

The primary source of energy for most cells is

Accepted Answer

A)   sucrose.
B)   fructose.
C)   glucose.
D)   maltose.
E)   lactose.F) All of the above
G) A) and B)

Question 7

Match the function or term with the appropriate organic molecule.
-steroids

Accepted Answer

A)  carbohydrates
B)  lipids
C)  proteins
D)  nucleic acidsE) All of the above
F) B) and C)

Question 8

How many ATP are made from each FADH2 that transfers electrons to the electron transport chain?

Accepted Answer

A)   1
B)   2
C)   3
D)   4E) B) and C)
F) C) and D)

Question 9

Which of the following statements about the citric acid cycle is false?

Accepted Answer

A)   The process occurs in the mitochondria.
B)   The major end product of the cycle is lactic acid.
C)   At several steps, NADH molecules are formed.
D)   Carbon dioxide is produced at several steps in the cycle.
E)   Two ATP are formed in the cycle from one glucose.F) B) and E)
G) B) and C)

Question 10

Use the following key to choose the best answer.
-(1)  the number of ATPs produced in aerobic respiration;
(2)  the number of ATPs produced in anaerobic respiration

Accepted Answer

A)  Choose A if the first item is greater than the second item.
B)  Choose B if the first item is less than the second item.
C)  Choose C if the first item is equal or nearly equal to the second item.D) A) and B)
E) A) and C)

Question 11

There is a need for glucose in the body. Which of the following reactions will yield glucose directly?

Accepted Answer

A)   beta oxidation
B)   glycogenolysis
C)   glycolysis
D)   deamination
E)   glucogenesisF) B) and E)
G) B) and D)

Question 12

-The picture depicts heat exchange. What does "E" represent?

Accepted Answer

A)   evaporation
B)   conduction from hot sand
C)   radiation from sand
D)   radiation from sun and water
E)   convection from cool breezeF) D) and E)
G) B) and E)

Question 13

Proteins that function in immunity include

Accepted Answer

A)   enzymes.
B)   antibodies.
C)   hormones.
D)   collagens.
E)   fibrin.F) None of the above
G) B) and E)

Question 14

What atom is a major player in the production of energy from nutrient molecules?

Accepted Answer

A)   carbon
B)   oxygen
C)   hydrogen
D)   nitrogenE) C) and D)
F) A) and D)

Question 15

Which of the following organs can store glycogen?

Accepted Answer

A)   spleen and pancreas
B)   kidney and adrenal gland
C)   large and small intestines
D)   liver and muscles
E)   stomach and pancreasF) All of the above
G) A) and D)

Question 16

A student's dietary intake includes 100 grams of fat and a total of 2000 kilocalories. What percentage of the total kilocalories in this student's diet comes from fat?

Accepted Answer

A)   10%
B)   20%
C)   37%
D)   45%
E)   50%F) None of the above
G) A) and D)

Question 17

Match the function or term with the appropriate organic molecule.
-adipose tissue

Accepted Answer

A)  carbohydrates
B)  lipids
C)  proteins
D)  nucleic acidsE) All of the above
F) B) and C)

Question 18

Match the mineral with its function.
-zinc

Accepted Answer

A)  functions in carbon dioxide metabolism and transport, also needed for protein metabolism
B)  component of hemoglobin
C)  a constituent of coenzymes; needed for bone formation and proper function of nerve and muscle
D)  needed for the production of thyroxine
E)  component of nucleic acids and ATP; used in bone formationF) B) and C)
G) C) and D)

Question 19

One difference between anaerobic and aerobic respiration is that

Accepted Answer

A)   anaerobic respiration utilizes the citric acid cycle but aerobic respiration does not.
B)   aerobic respiration produces more ATP than anaerobic respiration.
C)   anaerobic respiration takes place inside cells while aerobic respiration takes place in the plasma.
D)   aerobic respiration does not require oxygen.
E)   aerobic respiration takes place after anaerobic respiration.F) A) and E)
G) A) and D)

Question 20

Total energy expenditure is estimated from

Accepted Answer

A)   basal metabolic rate.
B)   thermic effect of food.
C)   physical activity.
D)   basal metabolic rate and physical activity.
E)   basal metabolic rate, thermic effect of food, and physical activity.F) A) and C)
G) C) and D)

Exam 25: Nutrition, Metabolism, and Temperature Regulation

A student's dietary intake includes 100 grams of fat and a total of 2000 kilocalories. What percentage of the total kilocalories in this student's diet comes from fat?

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How many ATP are made from each FADH2 that transfers electrons to the electron transport chain?

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-The picture depicts heat exchange. What does "E" represent?

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Which of the following statements about the citric acid cycle is false?

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-The diagram illustrates ATP coupling of catabolic and anabolic reactions. What does "B" represent?

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The portion of the brain that regulates body temperature is the

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There is a need for glucose in the body. Which of the following reactions will yield glucose directly?

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Match the mineral with its function. -zinc

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Which of the following organs can store glycogen?

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One difference between anaerobic and aerobic respiration is that

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Match the vitamin with its associated disease. -vitamin A

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What atom is a major player in the production of energy from nutrient molecules?

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Match the function or term with the appropriate organic molecule. -steroids

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Match the function or term with the appropriate organic molecule. -actin & myosin

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Which of the following events occurs last?

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The primary source of energy for most cells is

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Use the following key to choose the best answer. -(1) the number of ATPs produced in aerobic respiration; (2) the number of ATPs produced in anaerobic respiration

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Total energy expenditure is estimated from

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Match the function or term with the appropriate organic molecule. -adipose tissue

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Proteins that function in immunity include

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