Question 1

Nonshivering thermogenesis

Accepted Answer

A)  is stimulated by epinephrine and thyroid hormone 
B)  refers to the general increase in muscle tone in response to abrupt exposure to cold 
C)  enhances the insulative capacity of the skin by promoting increased deposition of brown fat under the skin 
D)  refers to the elevation of body temperature in response to pyrogen release 
E)  none of these 
A)  is stimulated by epinephrine and thyroid hormone 
B)  refers to the general increase in muscle tone in response to abrupt exposure to cold 
C)  enhances the insulative capacity of the skin by promoting increased deposition of brown fat under the skin 
D)  refers to the elevation of body temperature in response to pyrogen release 
E)  none of these

Question 2

Peripheral thermoreceptors monitor skin temperature.

Accepted Answer

A) True 
 B)False

Question 3

The lowest metabolic rate occurs

Accepted Answer

A)  during sleep 
B)  during a basal metabolic rate determination 
C)  during exercise 
D)  after a meal 
E)  in males compared to females 
A)  during sleep 
B)  during a basal metabolic rate determination 
C)  during exercise 
D)  after a meal 
E)  in males compared to females

Question 4

There is an obligatory increase in metabolic rate resulting from food intake.

Accepted Answer

A) True 
 B)False

Question 5

Sweating is

Accepted Answer

A)  an active evaporative heat-loss process under sympathetic nervous control 
B)  the only means of losing heat when the environmental temperature is warmer than body temperature 
C)  the only means by which evaporative heat loss can take place in the body 
D)  an active evaporative heat-loss process under sympathetic nervous control and the only means of losing heat when the environmental temperature is warmer than body temperature 
E)  all of these 
A)  an active evaporative heat-loss process under sympathetic nervous control 
B)  the only means of losing heat when the environmental temperature is warmer than body temperature 
C)  the only means by which evaporative heat loss can take place in the body 
D)  an active evaporative heat-loss process under sympathetic nervous control and the only means of losing heat when the environmental temperature is warmer than body temperature 
E)  all of these

Question 6

Neuropeptide Y is a strong appetite inhibitor.

Accepted Answer

A) True 
 B)False

Question 7

Complete each of the following statments.
A fever augments the inflammatory response and therefore inhibits the multiplication of ____________________ microorganisms.

Accepted Answer

The answer of Complete each of the following statments.
A fever...

Question 8

Profuse sweating occurs during heat stroke as body temperature climbs rapidly.

Accepted Answer

A) True 
 B)False

Question 9

Complete each of the following statments.
The amount of heat lost to the environment by radiation and conduction-convection is largely determined by the ____________________ between the skin and the external environment.

Accepted Answer

temperatur

Question 10

Oral temperature is lower than the core temperature.

Accepted Answer

A) True 
 B)False

Question 11

Psychosocial influences can lead to obesity.

Accepted Answer

A) True 
 B)False

Question 12

Upon cold exposure all of the following occur except

Accepted Answer

A)  skin vasoconstriction 
B)  decreased muscle tone 
C)  nonshivering thermogenesis 
D)  behavioral adaptations 
E)  stimulation of thermoreceptors 
A)  skin vasoconstriction 
B)  decreased muscle tone 
C)  nonshivering thermogenesis 
D)  behavioral adaptations 
E)  stimulation of thermoreceptors

Question 13

Complete each of the following statments.
____________________ work constitutes all forms of biological energy expenditure that do not accomplish mechanical work outside of the body.

Accepted Answer

The answer of Complete each of the following statments.
____________________ work...

Question 14

Which statement is correct?

Accepted Answer

A)  In a cold environment, the body will gain heat by conduction, convection, radiation, and evaporation. 
B)  In a hot environment when the temperature of the environment exceeds that of the skin surface, convection is the only means for the body to lose heat. 
C)  The temperature control centers in the hypothalamus receive afferent input from peripheral thermoreceptors in the skin and central thermoreceptors in the hypothalamus and internal organs. 
D)  All of these. 
E)  In a hot environment when the temperature of the environment exceeds that of the skin surface, convection is the only means for the body to lose heat; and the temperature control centers in the hypothalamus receive afferent input from peripheral thermoreceptors in the skin and central thermoreceptors in the hypothalamus and internal organs. 
A)  In a cold environment, the body will gain heat by conduction, convection, radiation, and evaporation. 
B)  In a hot environment when the temperature of the environment exceeds that of the skin surface, convection is the only means for the body to lose heat. 
C)  The temperature control centers in the hypothalamus receive afferent input from peripheral thermoreceptors in the skin and central thermoreceptors in the hypothalamus and internal organs. 
D)  All of these. 
E)  In a hot environment when the temperature of the environment exceeds that of the skin surface, convection is the only means for the body to lose heat; and the temperature control centers in the hypothalamus receive afferent input from peripheral thermoreceptors in the skin and central thermoreceptors in the hypothalamus and internal organs.

Question 15

Overweight people tend to eat more on a daily basis than thinner people do.

Accepted Answer

A) True 
 B)False

Question 16

Complete each of the following statments.
The only means of heat loss when the environmental temperature exceeds core temperature is ____________________.

Accepted Answer

The answer of Complete each of the following statments.
The only...

Question 17

Internal work

Accepted Answer

A)  includes all of the energy-expending activities that must go on all of the time to sustain life 
B)  refers to all energy expenditure by tissues other than skeletal muscles 
C)  includes the energy expenditure required to move external objects 
D)  includes all of the energy-expending activities that must go on all of the time to sustain life, and refers to all energy expenditure by tissues other than skeletal muscles 
E)  all of these 
A)  includes all of the energy-expending activities that must go on all of the time to sustain life 
B)  refers to all energy expenditure by tissues other than skeletal muscles 
C)  includes the energy expenditure required to move external objects 
D)  includes all of the energy-expending activities that must go on all of the time to sustain life, and refers to all energy expenditure by tissues other than skeletal muscles 
E)  all of these

Question 18

Compare and contrasts the various means by which the body loses heat to, or gains heat from, the external environment.

Accepted Answer

There are four ways that the body can ga

Question 19

Radiation

Accepted Answer

A)  refers to heat emission from a warm object in the form of electromagnetic waves 
B)  is only a source of heat loss for the body (i.e., the body can lose but not gain heat by radiation) 
C)  refers to the transfer of heat by direct contact between a warmer and cooler object 
D)  involves the continued cycling of cool air over the body 
E)  refers to the transformation of water from a gaseous to a liquid state 
A)  refers to heat emission from a warm object in the form of electromagnetic waves 
B)  is only a source of heat loss for the body (i.e., the body can lose but not gain heat by radiation) 
C)  refers to the transfer of heat by direct contact between a warmer and cooler object 
D)  involves the continued cycling of cool air over the body 
E)  refers to the transformation of water from a gaseous to a liquid state

Question 20

Temperature-regulating mechanisms are not 100% effective.

Accepted Answer

A) True 
 B)False

Exam 17: Energy Balance and Temperature Regulation

Nonshivering thermogenesis

Peripheral thermoreceptors monitor skin temperature.

The lowest metabolic rate occurs

There is an obligatory increase in metabolic rate resulting from food intake.

Sweating is

Neuropeptide Y is a strong appetite inhibitor.

Complete each of the following statments. A fever augments the inflammatory response and therefore inhibits the multiplication of ____________________ microorganisms.

Profuse sweating occurs during heat stroke as body temperature climbs rapidly.

Complete each of the following statments. The amount of heat lost to the environment by radiation and conduction-convection is largely determined by the ____________________ between the skin and the external environment.

Oral temperature is lower than the core temperature.

Psychosocial influences can lead to obesity.

Upon cold exposure all of the following occur except

Complete each of the following statments. ____________________ work constitutes all forms of biological energy expenditure that do not accomplish mechanical work outside of the body.

Which statement is correct?

Overweight people tend to eat more on a daily basis than thinner people do.

Complete each of the following statments. The only means of heat loss when the environmental temperature exceeds core temperature is ____________________.

Internal work

Compare and contrasts the various means by which the body loses heat to, or gains heat from, the external environment.

Radiation

Temperature-regulating mechanisms are not 100% effective.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

A--The Central Nervous System

B--The Central Nervous System

A--The Peripheral Nervous System: Afferent Division; Special Senses

B--The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

A--Muscle Physiology

B--Muscle Physiology

A--Cardiac Physiology

B--Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

A--The Respiratory System

B--The Respiratory System

A--The Urinary System

B--The Urinary System

A--Fluid and Acid-Base Balance

B--Fluid and Acid-Base Balance

A--The Digestive System

B--The Digestive System

A--Principles of Endocrinology: the Central Endocrine Glands

B--Principles of Endocrinology: the Central Endocrine Glands

A--The Peripheral Endocrine Glands

B--The Peripheral Endocrine Glands

A--The Reproductive System

B--The Reproductive System

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