Question 1

The skeletal muscles produce a significant amount of body heat at rest because of their:

Accepted Answer

A) muscle sense 
B) muscle tone 
C) coordination 
D) sensory impulses 
A) muscle sense 
B) muscle tone 
C) coordination 
D) sensory impulses

Question 2

The hormone that is most important for increasing the rate of cell respiration and heat production during stressful situations is:

Accepted Answer

A) aldosterone 
B) norepinephrine 
C) epinephrine 
D) thyroxine 
A) aldosterone 
B) norepinephrine 
C) epinephrine 
D) thyroxine

Question 3

In cell respiration,the minerals ____________________ and ____________________ are part of some cytochromes.

Accepted Answer

iron,coppe

Question 4

The mineral calcium is necessary for:

Accepted Answer

A) synthesis of bone matrix 
B) muscle contraction 
C) both A and B 
D) both A and B and for blood clotting 
A) synthesis of bone matrix 
B) muscle contraction 
C) both A and B 
D) both A and B and for blood clotting

Question 5

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 6

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

Accepted Answer

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

Question 7

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

Accepted Answer

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

Question 8

Ketones to be used in cell respiration may be made from ____________________ or ____________________.

Accepted Answer

fatty acid

Question 9

In the cell respiration of glucose,pyruvic acid is formed during which stage?

Accepted Answer

A) glycolysis 
B) the Krebs cycle 
C) the cytochrome (electron)transport system 
D) all three stages 
A) glycolysis 
B) the Krebs cycle 
C) the cytochrome (electron)transport system 
D) all three stages

Question 10

The part of the brain that regulates body temperature is the ____________________.

Accepted Answer

The answer of The part of the brain that regulates...

Question 11

Catabolism is the collective term for all of the body's ____________________ reactions.

Accepted Answer

The answer of Catabolism is the collective term for all...

Question 12

Vasoconstriction in the dermis will ____ the flow of blood near the body surface and thereby ____ the loss of heat.

Accepted Answer

A) increase/decrease 
B) decrease/decrease 
C) increase/increase 
D) decrease/increase 
A) increase/decrease 
B) decrease/decrease 
C) increase/increase 
D) decrease/increase

Question 13

In synthesis reactions,fats for energy storage are synthesized from:

Accepted Answer

A) amino acids 
B) pentose sugars 
C) fatty acids and glycerol 
D) cholesterol 
A) amino acids 
B) pentose sugars 
C) fatty acids and glycerol 
D) cholesterol

Question 14

A meal consists of 25 grams of protein,50 grams of carbohydrates,and 20 grams of fat.The kilocalories are:

Accepted Answer

A) 320 kcal 
B) 380 kcal 
C) 420 kcal 
D) 480 kcal 
A) 320 kcal 
B) 380 kcal 
C) 420 kcal 
D) 480 kcal

Question 15

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

Accepted Answer

The answer of In synthesis reactions,glucose may be used to...

Question 16

In the cell respiration of glucose,FADH2 is formed during:

Accepted Answer

A) glycolysis only 
B) the Krebs cycle only 
C) glycolysis and the Krebs cycle only 
D) all three stages 
A) glycolysis only 
B) the Krebs cycle only 
C) glycolysis and the Krebs cycle only 
D) all three stages

Question 17

The kilocalorie is the unit of measure for the ____________________ of foods.

Accepted Answer

The answer of The kilocalorie is the unit of measure...

Question 18

Anabolism is the collective term for:

Accepted Answer

A) synthesis reactions 
B) reversible reactions 
C) decomposition reactions 
D) energy-producing reactions 
A) synthesis reactions 
B) reversible reactions 
C) decomposition reactions 
D) energy-producing reactions

Question 19

The equation of cell respiration is: Glucose + ____ $\rarr$ ____ + H2O + ____ + heat.

Accepted Answer

A) O2/CO2/ADP 
B) CO2/O2/ADP 
C) CO2/O2/ATP 
D) O2/CO2/ATP 
A) O2/CO2/ADP 
B) CO2/O2/ADP 
C) CO2/O2/ATP 
D) O2/CO2/ATP

Question 20

The vitamin niacin is directly necessary for:

Accepted Answer

A) cell respiration 
B) digestion of protein 
C) absorption of iron in the small intestine 
D) transport of carbon dioxide in the blood 
A) cell respiration 
B) digestion of protein 
C) absorption of iron in the small intestine 
D) transport of carbon dioxide in the blood

Exam 17: Body Temperature and Metabolism

The skeletal muscles produce a significant amount of body heat at rest because of their:

The hormone that is most important for increasing the rate of cell respiration and heat production during stressful situations is:

In cell respiration,the minerals ____________________ and ____________________ are part of some cytochromes.

The mineral calcium is necessary for:

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.)

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

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

Ketones to be used in cell respiration may be made from ____________________ or ____________________.

In the cell respiration of glucose,pyruvic acid is formed during which stage?

The part of the brain that regulates body temperature is the ____________________.

Catabolism is the collective term for all of the body's ____________________ reactions.

Vasoconstriction in the dermis will ____ the flow of blood near the body surface and thereby ____ the loss of heat.

In synthesis reactions,fats for energy storage are synthesized from:

A meal consists of 25 grams of protein,50 grams of carbohydrates,and 20 grams of fat.The kilocalories are:

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

In the cell respiration of glucose,FADH2 is formed during:

The kilocalorie is the unit of measure for the ____________________ of foods.

Anabolism is the collective term for:

The equation of cell respiration is: Glucose + ____ →\rarr→ ____ + H2O + ____ + heat.

The vitamin niacin is directly necessary for:

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 cell respiration,the minerals and are part of some cytochromes.

Ketones to be used in cell respiration may be made from or .

Vasoconstriction in the dermis will the flow of blood near the body surface and thereby the loss of heat.

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

In the cell respiration of glucose,FADH₂ is formed during:

The equation of cell respiration is: Glucose + $\rarr$ + H₂O + + heat.