Question 1

A meal consists of 20 grams of protein, 50 grams of carbohydrates, and 10 grams of fat. The total kilocalories are:

Accepted Answer

A) 270 kcal 
B) 320 kcal 
C) 370 kcal 
D) 420 kcal 
A) 270 kcal 
B) 320 kcal 
C) 370 kcal 
D) 420 kcal

Question 2

A high fever may cause brain damage because ____________________ become denatured.

Accepted Answer

proteins (

Question 3

Which statement is NOT true of temperature fluctuations in individuals?

Accepted Answer

A) Infants tend to retain heat and have higher body temperatures. 
B) The lowest body temperature usually occurs during sleep. 
C) In the elderly, temperature regulation may not be as efficient as it is in younger adults. 
D) Exercise tends to increase body temperature. 
A) Infants tend to retain heat and have higher body temperatures. 
B) The lowest body temperature usually occurs during sleep. 
C) In the elderly, temperature regulation may not be as efficient as it is in younger adults. 
D) Exercise tends to increase body temperature.

Question 4

The difference in kilocalories between 20 grams of carbohydrate and 10 grams of protein is:

Accepted Answer

A) 30 kcal 
B) 40 kcal 
C) 50 kcal 
D) 60 kcal 
A) 30 kcal 
B) 40 kcal 
C) 50 kcal 
D) 60 kcal

Question 5

Vasoconstriction in the dermis will:

Accepted Answer

A) increase the loss of body heat by sweating 
B) decrease the loss of body heat by sweating 
C) increase the loss of body heat by radiation 
D) decrease the loss of body heat by radiation 
A) increase the loss of body heat by sweating 
B) decrease the loss of body heat by sweating 
C) increase the loss of body heat by radiation 
D) decrease the loss of body heat by radiation

Question 6

The vitamin riboflavin is directly necessary for:

Accepted Answer

A) cell respiration 
B) digestion of starches 
C) synthesis of RNA 
D) efficient fat storage in adipose tissue 
A) cell respiration 
B) digestion of starches 
C) synthesis of RNA 
D) efficient fat storage in adipose tissue

Question 7

A substance that causes a fever is called a(n) ____________________.

Accepted Answer

The answer of A substance that causes a fever is...

Question 8

The term for decomposition reactions in the body is:

Accepted Answer

A) anabolism 
B) catabolism 
C) metabolism 
D) metabolic rate 
A) anabolism 
B) catabolism 
C) metabolism 
D) metabolic rate

Question 9

In synthesis reactions, glucose may be used to synthesize ____________________ for storage or the ____________________ sugars.

Accepted Answer

glycogen,

Question 10

Which of the following statements are true of the body's responses to a warm or cold environment? (Read carefully and select all of the correct statements.)

Accepted Answer

A) In a cold environment, arterioles in the dermis dilate to keep the skin warm. 
B) In a warm environment, sweat glands secrete more sweat onto the skin surface. 
C) In a cold environment, muscle tone decreases to prevent fatigue and waste of energy. 
D) In a warm environment, blood flow through the dermis increases. 
E) In a cold environment, digestion speeds up to produce more energy in the form of heat.
F)In a warm and humid environment, vasoconstriction is the most efficient mechanism of heat loss. 
A) In a cold environment, arterioles in the dermis dilate to keep the skin warm. 
B) In a warm environment, sweat glands secrete more sweat onto the skin surface. 
C) In a cold environment, muscle tone decreases to prevent fatigue and waste of energy. 
D) In a warm environment, blood flow through the dermis increases. 
E) In a cold environment, digestion speeds up to produce more energy in the form of heat.
F)In a warm and humid environment, vasoconstriction is the most efficient mechanism of heat loss.

Question 11

When the humidity is high, ____________________ is not an effective heat-loss mechanism.

Accepted Answer

The answer of When the humidity is high, ____________________ is...

Question 12

In a cold environment, the arterioles in the dermis will ____________________ in order to ____________________ heat.

Accepted Answer

constrict,

Question 13

Which statement is NOT true of what happens in the process of cell respiration?

Accepted Answer

A) Most of the ATP is produced in the cytochrome (electron) transport system. 
B) In glycolysis, a molecule of glucose is broken down into two pyruvic acid molecules. 
C) Carbon dioxide is produced during glycolysis when oxygen is present. 
D) Metabolic water is produced in the cytochrome (electron) transport system. 
A) Most of the ATP is produced in the cytochrome (electron) transport system. 
B) In glycolysis, a molecule of glucose is broken down into two pyruvic acid molecules. 
C) Carbon dioxide is produced during glycolysis when oxygen is present. 
D) Metabolic water is produced in the cytochrome (electron) transport system.

Question 14

Which statement is NOT true of the stages of cell respiration?

Accepted Answer

A) Glycolysis takes place in the cytoplasm and begins with a molecule of glucose. 
B) The Krebs cycle takes place in the cytoplasm and does not require oxygen. 
C) The cytochromes are proteins found in the mitochondria. 
D) The cytochrome (electron) transport system requires oxygen. 
A) Glycolysis takes place in the cytoplasm and begins with a molecule of glucose. 
B) The Krebs cycle takes place in the cytoplasm and does not require oxygen. 
C) The cytochromes are proteins found in the mitochondria. 
D) The cytochrome (electron) transport system requires oxygen.

Question 15

To be used in cell respiration, fatty acid molecules are changed to ____________________.

Accepted Answer

The answer of To be used in cell respiration, fatty...

Question 16

A substance that causes a fever does so by activating the responses of ____________________ that are regulated by the ____________________.

Accepted Answer

heat production, hyp

Question 17

A vitamin that is stored in the liver and considered to be an antioxidant vitamin is:

Accepted Answer

A) E 
B) K 
C) C 
D) D 
A) E 
B) K 
C) C 
D) D

Question 18

Which of these food types is NOT paired with its correct yield of kilocalories per gram?

Accepted Answer

A) carbohydrates - 4 
B) proteins - 4 
C) fats - 9 
D) All of these are correct. 
A) carbohydrates - 4 
B) proteins - 4 
C) fats - 9 
D) All of these are correct.

Question 19

Which statement is NOT true of carbohydrate metabolism?

Accepted Answer

A) In cell respiration, glucose is broken down to carbon dioxide and water. 
B) Glucose is needed for the synthesis of the pentose sugars. 
C) A gram of carbohydrate yields 7 kilocalories of energy. 
D) Excess glucose may be stored as glycogen in the liver and skeletal muscles. 
A) In cell respiration, glucose is broken down to carbon dioxide and water. 
B) Glucose is needed for the synthesis of the pentose sugars. 
C) A gram of carbohydrate yields 7 kilocalories of energy. 
D) Excess glucose may be stored as glycogen in the liver and skeletal muscles.

Question 20

In cell respiration, the molecular (nonenergy) product that is useful and remains in the cell is:

Accepted Answer

A) glucose 
B) oxygen 
C) carbon dioxide 
D) water 
A) glucose 
B) oxygen 
C) carbon dioxide 
D) water

Exam 17: Body Temperature and Metabolism

A meal consists of 20 grams of protein, 50 grams of carbohydrates, and 10 grams of fat. The total kilocalories are:

A high fever may cause brain damage because ____________________ become denatured.

Which statement is NOT true of temperature fluctuations in individuals?

The difference in kilocalories between 20 grams of carbohydrate and 10 grams of protein is:

Vasoconstriction in the dermis will:

The vitamin riboflavin is directly necessary for:

A substance that causes a fever is called a(n) ____________________.

The term for decomposition reactions in the body is:

In synthesis reactions, glucose may be used to synthesize ____________________ for storage or the ____________________ sugars.

Which of the following statements are true of the body's responses to a warm or cold environment? (Read carefully and select all of the correct statements.)

When the humidity is high, ____________________ is not an effective heat-loss mechanism.

In a cold environment, the arterioles in the dermis will ____________________ in order to ____________________ heat.

Which statement is NOT true of what happens in the process of cell respiration?

Which statement is NOT true of the stages of cell respiration?

To be used in cell respiration, fatty acid molecules are changed to ____________________.

A substance that causes a fever does so by activating the responses of ____________________ that are regulated by the ____________________.

A vitamin that is stored in the liver and considered to be an antioxidant vitamin is:

Which of these food types is NOT paired with its correct yield of kilocalories per gram?

Which statement is NOT true of carbohydrate metabolism?

In cell respiration, the molecular (nonenergy) product that is useful and remains in the cell is:

Organization and General Plan of the Body

Some Basic Chemistry

Cells

Tissues and Membranes

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The Senses

The Endocrine System

Blood

The Heart

The Vascular System

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

The Urinary System

Fluidelectrolyte and Acidbase Balance

The Reproductive Systems

Human Development and Genetics

An Introduction to Microbiology and Human Disease

Filters

In synthesis reactions, glucose may be used to synthesize for storage or the sugars.

In a cold environment, the arterioles in the dermis will in order to heat.

A substance that causes a fever does so by activating the responses of that are regulated by the .