Question 1

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

Accepted Answer

The answer of ____________________ work constitutes all forms of biological...

Question 2

Match the chemical messenger to the characteristics. Answers may be used only once.
-produced by fat cells

Accepted Answer

A) Ghrelin 
B) PYY3-36 
C) CCK 
D) Leptin 
E) Neuropeptide Y
F)Melanocortins
G)Insulin
H)thyroid hormone 
A) Ghrelin 
B) PYY3-36 
C) CCK 
D) Leptin 
E) Neuropeptide Y
F)Melanocortins
G)Insulin
H)thyroid hormone

Question 3

Leptin

Accepted Answer

A)  is secreted by adipocytes. 
B)  leads to appetite suppression. 
C)  targets the hypothalamus. 
D)  both (a) and (b) above. 
E)  all of these answers. 
A)  is secreted by adipocytes. 
B)  leads to appetite suppression. 
C)  targets the hypothalamus. 
D)  both (a) and (b) above. 
E)  all of these answers.

Question 4

Match the chemical messenger to the characteristics. Answers may be used only once.
-produced by stomach, increases appetite

Accepted Answer

A) Ghrelin 
B) PYY3-36 
C) CCK 
D) Leptin 
E) Neuropeptide Y
F)Melanocortins
G)Insulin
H)thyroid hormone 
A) Ghrelin 
B) PYY3-36 
C) CCK 
D) Leptin 
E) Neuropeptide Y
F)Melanocortins
G)Insulin
H)thyroid hormone

Question 5

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

Accepted Answer

A) True 
 B)False

Question 6

Most people suffer convulsions when internal body temperature reaches ____°F.

Accepted Answer

A)  96 
B)  98 
C)  100 
D)  102 
E)  106 
A)  96 
B)  98 
C)  100 
D)  102 
E)  106

Question 7

The most important factor determining the extent of evaporation of sweat is the ____________________ of the air.

Accepted Answer

The answer of The most important factor determining the extent...

Question 8

Radiation and conduction are two types of heat exchange between the body and environment. The magnitude of heat loss via these two processes is determined by the

Accepted Answer

A)  amount of sweating. 
B)  temperature difference between body surface and its surroundings. 
C)  absolute core temperature. 
D)  extent of evaporation from the body surface. 
E)  none of these answers. 
A)  amount of sweating. 
B)  temperature difference between body surface and its surroundings. 
C)  absolute core temperature. 
D)  extent of evaporation from the body surface. 
E)  none of these answers.

Question 9

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

Accepted Answer

When sitting in a hot tub the body would

Question 10

Match term with correct characteristic.
-slowing of all body processes as a result of generalized cooling

Accepted Answer

A) hypothermia 
B) obesity 
C) frostbite 
D) hyperthermia 
E) anorexia
F)heat stroke
G)heat exhaustion 
A) hypothermia 
B) obesity 
C) frostbite 
D) hyperthermia 
E) anorexia
F)heat stroke
G)heat exhaustion

Question 11

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 12

The skin thermoreceptors are capable of regulating core temperature in the absence of the hypothalamic temperature control centers.

Accepted Answer

A) True 
 B)False

Question 13

The basal metabolic rate is dependent upon thyroid hormone levels.

Accepted Answer

A) True 
 B)False

Question 14

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

Question 15

______________ is released by the immune system.

Accepted Answer

The answer of ______________ is released by the immune system....

Question 16

____________________ may serve as a satiety signal to stop eating before ingested food is actually digested, absorbed, and made available to meet the body's energy needs.

Accepted Answer

cholecysto

Question 17

Which of the following statements concerning control of food intake is incorrect?

Accepted Answer

A)  there are a pair of feeding centers and a pair of satiety centers in the hypothalamus that play a major role in controlling food intake. 
B)  stimulation of the feeding centers drives the individual to eat. 
C)  stimulation of the satiety centers brings about the feeling of having had enough to eat. 
D)  distention of the digestive tract constitutes the major input for regulating food intake. 
E)  destruction of the satiety centers in lab animals leads to overeating and obesity. 
A)  there are a pair of feeding centers and a pair of satiety centers in the hypothalamus that play a major role in controlling food intake. 
B)  stimulation of the feeding centers drives the individual to eat. 
C)  stimulation of the satiety centers brings about the feeling of having had enough to eat. 
D)  distention of the digestive tract constitutes the major input for regulating food intake. 
E)  destruction of the satiety centers in lab animals leads to overeating and obesity.

Question 18

Changes in BMR are tied directly to changes in what hormone?

Accepted Answer

A)  growth hormone 
B)  thyroid hormone 
C)  parathyroid hormone 
D)  insulin 
E)  ACTH 
A)  growth hormone 
B)  thyroid hormone 
C)  parathyroid hormone 
D)  insulin 
E)  ACTH

Question 19

Which of the following is not a means of increasing or conserving heat production?

Accepted Answer

A)  shivering. 
B)  skin vasodilation. 
C)  nonshivering thermogenesis. 
D)  increased muscle tone. 
E)  increased exercise. 
A)  shivering. 
B)  skin vasodilation. 
C)  nonshivering thermogenesis. 
D)  increased muscle tone. 
E)  increased exercise.

Question 20

____% of the energy found in nutrient molecules is lost as heat.

Accepted Answer

A)  10 
B)  25 
C)  50 
D)  75 
E)  90 
A)  10 
B)  25 
C)  50 
D)  75 
E)  90

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

Match the chemical messenger to the characteristics. Answers may be used only once. -produced by fat cells

Leptin

Match the chemical messenger to the characteristics. Answers may be used only once. -produced by stomach, increases appetite

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

Most people suffer convulsions when internal body temperature reaches ____°F.

The most important factor determining the extent of evaporation of sweat is the ____________________ of the air.

Radiation and conduction are two types of heat exchange between the body and environment. The magnitude of heat loss via these two processes is determined by the

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

Match term with correct characteristic. -slowing of all body processes as a result of generalized cooling

Radiation

The skin thermoreceptors are capable of regulating core temperature in the absence of the hypothalamic temperature control centers.

The basal metabolic rate is dependent upon thyroid hormone levels.

The development of fever

______________ is released by the immune system.

____________________ may serve as a satiety signal to stop eating before ingested food is actually digested, absorbed, and made available to meet the body's energy needs.

Which of the following statements concerning control of food intake is incorrect?

Changes in BMR are tied directly to changes in what hormone?

Which of the following is not a means of increasing or conserving heat production?

____% of the energy found in nutrient molecules is lost as heat.

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 and Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood and Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

The Endocrine System

The Reproductive System

Filters

Exam 16: Energy Balance and Temperature Regulation

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

Match the chemical messenger to the characteristics. Answers may be used only once. -produced by fat cells

Leptin

Match the chemical messenger to the characteristics. Answers may be used only once. -produced by stomach, increases appetite

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

Most people suffer convulsions when internal body temperature reaches ____°F.

The most important factor determining the extent of evaporation of sweat is the ____________________ of the air.

Radiation and conduction are two types of heat exchange between the body and environment. The magnitude of heat loss via these two processes is determined by the

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

Match term with correct characteristic. -slowing of all body processes as a result of generalized cooling

Radiation

The skin thermoreceptors are capable of regulating core temperature in the absence of the hypothalamic temperature control centers.

The basal metabolic rate is dependent upon thyroid hormone levels.

The development of fever

______________ is released by the immune system.

____________________ may serve as a satiety signal to stop eating before ingested food is actually digested, absorbed, and made available to meet the body's energy needs.

Which of the following statements concerning control of food intake is incorrect?

Changes in BMR are tied directly to changes in what hormone?

Which of the following is not a means of increasing or conserving heat production?

____% of the energy found in nutrient molecules is lost as heat.

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 and Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood and Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

The Endocrine System

The Reproductive System

Filters