Question 1

Leptin causes certain first-order neurons to release less of the chemical called ____________; the effect is a lack of appetite.

Accepted Answer

The answer of Leptin causes certain first-order neurons to release...

Question 2

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) a and b 
E) all of the above 
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) a and b 
E) all of the above

Question 3

Alcohol consumption causes peripheral vasoconstriction.Why is drinking wine in a hot tub not advised?

Accepted Answer

Vasoconstriction in the skin decreases t

Question 4

The development of fever

Accepted Answer

A) results from resetting of the medullary thermoregulatory center 
B) may develop when mast cells release pyrogens 
C) is mediated by prostaglandins 
D) is both a and b 
E) is all of the above 
A) results from resetting of the medullary thermoregulatory center 
B) may develop when mast cells release pyrogens 
C) is mediated by prostaglandins 
D) is both a and b 
E) is all of the above

Question 5

On average, about half of the body heat that is lost is due to

Accepted Answer

A) radiation 
B) convection 
C) conduction 
D) evaporation 
E) none of these 
A) radiation 
B) convection 
C) conduction 
D) evaporation 
E) none of these

Question 6

Which substance decreases appetite?

Accepted Answer

A) Neuropeptide Y 
B) Orexin 
C) Ghrelin 
D) Melanocortin 
E) None of the above 
A) Neuropeptide Y 
B) Orexin 
C) Ghrelin 
D) Melanocortin 
E) None of the above

Question 7

Most people's core temperature varies by about ____◦F.

Accepted Answer

A) 0.6 
B) 1.8 
C) 2.6 
D) 4.0 
E) 5.2 
A) 0.6 
B) 1.8 
C) 2.6 
D) 4.0 
E) 5.2

Question 8

Approximately _______ Kcal of heat energy would be released when 5 grams of glucose are oxidized.

Accepted Answer

The answer of Approximately _______ Kcal of heat energy would...

Question 9

Nonshivering thermogenesis is

Accepted Answer

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

Question 10

Tumor necrosis factor and interleukin 6 promote low level inflammation in adipose tissue.

Accepted Answer

A) True 
 B)False

Question 11

The energy equivalent of O₂ is

Accepted Answer

A) 4.8 kilocalories of energy liberated per liter of O₂ consumed 
B) used to indirectly measure the metabolic rate 
C) the energy required to raise 1 gm of H2O 1◦C 
D) both a and b 
E) all of the above 
A) 4.8 kilocalories of energy liberated per liter of O₂ consumed 
B) used to indirectly measure the metabolic rate 
C) the energy required to raise 1 gm of H2O 1◦C 
D) both a and b 
E) all of the above

Question 12

Among the several kinds of biologically important molecules, ____________________ store the most energy per gram.

Accepted Answer

fats (or t

Question 13

According to the energy equivalent of O₂, _______ Kcal of energy would be liberated for every 100 milliliters of O₂ consumed.

Accepted Answer

The answer of According to the energy equivalent of O₂,...

Question 14

Upon exposure to heat, skin vasodilation occurs, which increases the temperature gradient between the skin and environment, thus promoting heat loss.

Accepted Answer

A) True 
 B)False

Question 15

In addition to temperature control, blood flowing to the skin supplies a source of ____________________.

Accepted Answer

The answer of In addition to temperature control, blood flowing...

Question 16

____________ is an adipokine that leads to insulin resistance, while ___________ is an adipokine that increases sensitivity to insulin.

Accepted Answer

Resistin,

Question 17

When the surrounding temperature is low, heat is lost from the body by means of

Accepted Answer

A) radiation 
B) conduction/convection 
C) nonshivering thermogenesis 
D) a and b 
E) all of the above 
A) radiation 
B) conduction/convection 
C) nonshivering thermogenesis 
D) a and b 
E) all of the above

Question 18

____ has a positive effect on appetite.

Accepted Answer

A) CCK 
B) PYY3-36 
C) Leptin 
D) Insulin 
E) Ghrelin 
A) CCK 
B) PYY3-36 
C) Leptin 
D) Insulin 
E) Ghrelin

Question 19

A current is most closely associated with

Accepted Answer

A) convection 
B) conduction 
C) evaporation 
D) radiation 
E) heat waves 
A) convection 
B) conduction 
C) evaporation 
D) radiation 
E) heat waves

Question 20

Which statement is correct?

Accepted Answer

A) In a cold environment, the body gains 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) Temperature control centers in the hypothalamus receive input from peripheral thermoreceptors in the skin and central thermoreceptors in the hypothalamus and internal organs. 
D) All of the above 
E) Only b and c 
A) In a cold environment, the body gains 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) Temperature control centers in the hypothalamus receive input from peripheral thermoreceptors in the skin and central thermoreceptors in the hypothalamus and internal organs. 
D) All of the above 
E) Only b and c

Leptin causes certain first-order neurons to release less of the chemical called ____________; the effect is a lack of appetite.

Sweating is

Alcohol consumption causes peripheral vasoconstriction.Why is drinking wine in a hot tub not advised?

The development of fever

On average, about half of the body heat that is lost is due to

Which substance decreases appetite?

Most people's core temperature varies by about ____◦F.

Approximately _______ Kcal of heat energy would be released when 5 grams of glucose are oxidized.

Nonshivering thermogenesis is

Tumor necrosis factor and interleukin 6 promote low level inflammation in adipose tissue.

The energy equivalent of O₂ is

Among the several kinds of biologically important molecules, ____________________ store the most energy per gram.

According to the energy equivalent of O₂, _______ Kcal of energy would be liberated for every 100 milliliters of O₂ consumed.

Upon exposure to heat, skin vasodilation occurs, which increases the temperature gradient between the skin and environment, thus promoting heat loss.

In addition to temperature control, blood flowing to the skin supplies a source of ____________________.

__ is an adipokine that leads to insulin resistance, while _ is an adipokine that increases sensitivity to insulin.

When the surrounding temperature is low, heat is lost from the body by means of

____ has a positive effect on appetite.

A current is most closely associated with

Which statement is correct?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

Exam 17: Energy Balance and Temperature Regulation

Leptin causes certain first-order neurons to release less of the chemical called ____________; the effect is a lack of appetite.

Sweating is

Alcohol consumption causes peripheral vasoconstriction.Why is drinking wine in a hot tub not advised?

The development of fever

On average, about half of the body heat that is lost is due to

Which substance decreases appetite?

Most people's core temperature varies by about ____◦F.

Approximately _______ Kcal of heat energy would be released when 5 grams of glucose are oxidized.

Nonshivering thermogenesis is

Tumor necrosis factor and interleukin 6 promote low level inflammation in adipose tissue.

The energy equivalent of O₂ is

Among the several kinds of biologically important molecules, ____________________ store the most energy per gram.

According to the energy equivalent of O₂, _______ Kcal of energy would be liberated for every 100 milliliters of O₂ consumed.

Upon exposure to heat, skin vasodilation occurs, which increases the temperature gradient between the skin and environment, thus promoting heat loss.

In addition to temperature control, blood flowing to the skin supplies a source of ____________________.

____________ is an adipokine that leads to insulin resistance, while ___________ is an adipokine that increases sensitivity to insulin.

When the surrounding temperature is low, heat is lost from the body by means of

____ has a positive effect on appetite.

A current is most closely associated with

Which statement is correct?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

__ is an adipokine that leads to insulin resistance, while _ is an adipokine that increases sensitivity to insulin.