Question 1

Bird wings and insect wings are considered to be homologous structures.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following disciplinary courses of study contribute to understanding physiology?

Accepted Answer

A)  physics 
B)  genomics 
C)  evolution 
D)  molecular biology 
E)  all of these 
A)  physics 
B)  genomics 
C)  evolution 
D)  molecular biology 
E)  all of these

Question 3

Enantiostasis is

Accepted Answer

A)  the maintenance of a nearly constant internal environment by direct compensatory mechanisms. 
B)  the maintenance of one of two constant internal environments, in which the two environments are mirror images of each other. 
C)  the maintenance of a nearly constant internal environment by an indirect compensatory mechanism. 
D)  none of these. 
A)  the maintenance of a nearly constant internal environment by direct compensatory mechanisms. 
B)  the maintenance of one of two constant internal environments, in which the two environments are mirror images of each other. 
C)  the maintenance of a nearly constant internal environment by an indirect compensatory mechanism. 
D)  none of these.

Question 4

Nonhomoeostatic regulation is referred to as rheostasis.

Accepted Answer

A) True 
 B)False

Question 5

An unreferenced negative feedback system will include

Accepted Answer

A)  an integrator. 
B)  an effector. 
C)  both of these. 
D)  neither of these. 
A)  an integrator. 
B)  an effector. 
C)  both of these. 
D)  neither of these.

Question 6

The August Krogh Principle states that

Accepted Answer

A)  understanding physiology can only be accomplished through the study of evolution by natural selection. 
B)  the shortest distance between two points is a straight line. 
C)  understanding physiological phenomena is enhanced by studying model organisms that have adapted to deal with particular physiological challenges. 
D)  salamanders are good for studying regeneration of limbs since what will be learned can be applied to human medicine. 
A)  understanding physiology can only be accomplished through the study of evolution by natural selection. 
B)  the shortest distance between two points is a straight line. 
C)  understanding physiological phenomena is enhanced by studying model organisms that have adapted to deal with particular physiological challenges. 
D)  salamanders are good for studying regeneration of limbs since what will be learned can be applied to human medicine.

Question 7

From a physiological perspective, the increase in pelage (i.e. fur) that some mammals experience in winter represents

Accepted Answer

A)  acclimation. 
B)  acclimatization. 
C)  adaptation. 
D)  feedback inhibition. 
A)  acclimation. 
B)  acclimatization. 
C)  adaptation. 
D)  feedback inhibition.

Question 8

Match each sentence with the most appropriate choice:
-Exocrine

Accepted Answer

A)  cell membrane 
B)  muscle that moves the skeleton 
C)  muscle found in the heart 
D)  muscle found in the wall of the stomach 
E)  tissue found in glands
F) ducted
G) ductless
H) positive feedback
I) disease
J) extracellular fluid 
A)  cell membrane 
B)  muscle that moves the skeleton 
C)  muscle found in the heart 
D)  muscle found in the wall of the stomach 
E)  tissue found in glands
F) ducted
G) ductless
H) positive feedback
I) disease
J) extracellular fluid

Question 9

Pancreatic acinar cells are specialized for secreting digestive enzymes ultimately into the small intestine. This specialization reflects an elaboration of which of the following basic cell functions?

Accepted Answer

A)  obtaining oxygen and nutrients 
B)  eliminating wastes 
C)  synthesizing components needed for the cell's survival 
D)  controlling movement of materials between the cell and its environment 
E)  reproducing 
A)  obtaining oxygen and nutrients 
B)  eliminating wastes 
C)  synthesizing components needed for the cell's survival 
D)  controlling movement of materials between the cell and its environment 
E)  reproducing

Question 10

With regard to homeostic mechanisms, extrinsic control factors originate outside of the	 body and intrinsic factors originate within the body.

Accepted Answer

A) True 
 B)False

Question 11

Match each sentence with the most appropriate choice:
-Pathophysiology

Accepted Answer

A)  cell membrane 
B)  muscle that moves the skeleton 
C)  muscle found in the heart 
D)  muscle found in the wall of the stomach 
E)  tissue found in glands
F) ducted
G) ductless
H) positive feedback
I) disease
J) extracellular fluid 
A)  cell membrane 
B)  muscle that moves the skeleton 
C)  muscle found in the heart 
D)  muscle found in the wall of the stomach 
E)  tissue found in glands
F) ducted
G) ductless
H) positive feedback
I) disease
J) extracellular fluid

Question 12

Match each sentence with the most appropriate choice:
-Internal fluid environment

Accepted Answer

A)  cell membrane 
B)  muscle that moves the skeleton 
C)  muscle found in the heart 
D)  muscle found in the wall of the stomach 
E)  tissue found in glands
F) ducted
G) ductless
H) positive feedback
I) disease
J) extracellular fluid 
A)  cell membrane 
B)  muscle that moves the skeleton 
C)  muscle found in the heart 
D)  muscle found in the wall of the stomach 
E)  tissue found in glands
F) ducted
G) ductless
H) positive feedback
I) disease
J) extracellular fluid

Question 13

Which of the following is NOT transported by the circulatory system?

Accepted Answer

A)  nutrients 
B)  dissolved gases 
C)  electrolytes 
D)  heat 
E)  none of these 
A)  nutrients 
B)  dissolved gases 
C)  electrolytes 
D)  heat 
E)  none of these

Question 14

Pronghorn antelopes are able to run at high altitudes where oxygen is scant relative to low altitudes for long periods of time. This ability is attributed to the superabundance of mitochondria in their limb muscles. This explanation could be considered

Accepted Answer

A)  mechanistic. 
B)  evolutionary. 
C)  both of these. 
D)  neither of these. 
A)  mechanistic. 
B)  evolutionary. 
C)  both of these. 
D)  neither of these.

Question 15

In populations where social homeostasis is evident, an increase in population density 
 would likely trigger a response within the colony causing a reduction in breeding.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following body parameters is NOT homeostatically maintained?

Accepted Answer

A)  concentration of blood sugar 
B)  concentration of dissolved gases 
C)  blood volume 
D)  blood pressure 
E)  urine volume 
A)  concentration of blood sugar 
B)  concentration of dissolved gases 
C)  blood volume 
D)  blood pressure 
E)  urine volume

Question 17

In humans, the muscles responsible for moving the outer visible part of the ear, the
 pinna, are considered to be vestigial structures.

Accepted Answer

A) True 
 B)False

Question 18

Prior to being used as subjects, many laboratory animals are given a period of time to get used to the conditions in the laboratory, e.g., the light/dark cycle. The process they undergo during this time is referred to as

Accepted Answer

A)  acclimation. 
B)  acclimatization. 
C)  adaptation. 
D)  adjustment. 
E)  evolution. 
A)  acclimation. 
B)  acclimatization. 
C)  adaptation. 
D)  adjustment. 
E)  evolution.

Question 19

With respect to thermoregulation, most fishes are

Accepted Answer

A)  regulators. 
B)  conformers. 
C)  warm-blooded. 
D)  best fried. 
A)  regulators. 
B)  conformers. 
C)  warm-blooded. 
D)  best fried.

Question 20

Organisms, like the arctic fox, that live in cold environments have evolved counter-current heat exchangers in their limbs to help maintain their body temperature at a level well above the ambient temperature. This explanation could be considered

Accepted Answer

A)  mechanistic. 
B)  evolutionary. 
C)  teleological. 
D)  all of these. 
E)  none of these. 
A)  mechanistic. 
B)  evolutionary. 
C)  teleological. 
D)  all of these. 
E)  none of these.

Bird wings and insect wings are considered to be homologous structures.

Which of the following disciplinary courses of study contribute to understanding physiology?

Enantiostasis is

Nonhomoeostatic regulation is referred to as rheostasis.

An unreferenced negative feedback system will include

The August Krogh Principle states that

From a physiological perspective, the increase in pelage (i.e. fur) that some mammals experience in winter represents

Match each sentence with the most appropriate choice: -Exocrine

Pancreatic acinar cells are specialized for secreting digestive enzymes ultimately into the small intestine. This specialization reflects an elaboration of which of the following basic cell functions?

With regard to homeostic mechanisms, extrinsic control factors originate outside of the body and intrinsic factors originate within the body.

Match each sentence with the most appropriate choice: -Pathophysiology

Match each sentence with the most appropriate choice: -Internal fluid environment

Which of the following is NOT transported by the circulatory system?

Pronghorn antelopes are able to run at high altitudes where oxygen is scant relative to low altitudes for long periods of time. This ability is attributed to the superabundance of mitochondria in their limb muscles. This explanation could be considered

In populations where social homeostasis is evident, an increase in population density would likely trigger a response within the colony causing a reduction in breeding.

Which of the following body parameters is NOT homeostatically maintained?

In humans, the muscles responsible for moving the outer visible part of the ear, the pinna, are considered to be vestigial structures.

Prior to being used as subjects, many laboratory animals are given a period of time to get used to the conditions in the laboratory, e.g., the light/dark cycle. The process they undergo during this time is referred to as

With respect to thermoregulation, most fishes are

Organisms, like the arctic fox, that live in cold environments have evolved counter-current heat exchangers in their limbs to help maintain their body temperature at a level well above the ambient temperature. This explanation could be considered

Cellular and Molecular Physiology

Membrane Physiology

Neuronal Physiology

Nervous Systems

Sensory Physiology

Endocrine Systems

Muscle Physiology

Circulatory Systems

Defense Systems

Respiratory Systems

Excretory Systems

Fluid and Acid-Base Balance

Digestive Systems

Energy Balance and Thermal Physiology

Reproductive Systems

Filters

Exam 1: Homeostasis and Integration: The Foundations of Physiology

Bird wings and insect wings are considered to be homologous structures.

Which of the following disciplinary courses of study contribute to understanding physiology?

Enantiostasis is

Nonhomoeostatic regulation is referred to as rheostasis.

An unreferenced negative feedback system will include

The August Krogh Principle states that

From a physiological perspective, the increase in pelage (i.e. fur) that some mammals experience in winter represents

Match each sentence with the most appropriate choice: -Exocrine

Pancreatic acinar cells are specialized for secreting digestive enzymes ultimately into the small intestine. This specialization reflects an elaboration of which of the following basic cell functions?

With regard to homeostic mechanisms, extrinsic control factors originate outside of the body and intrinsic factors originate within the body.

Match each sentence with the most appropriate choice: -Pathophysiology

Match each sentence with the most appropriate choice: -Internal fluid environment

Which of the following is NOT transported by the circulatory system?

Pronghorn antelopes are able to run at high altitudes where oxygen is scant relative to low altitudes for long periods of time. This ability is attributed to the superabundance of mitochondria in their limb muscles. This explanation could be considered

In populations where social homeostasis is evident, an increase in population density would likely trigger a response within the colony causing a reduction in breeding.

Which of the following body parameters is NOT homeostatically maintained?

In humans, the muscles responsible for moving the outer visible part of the ear, the pinna, are considered to be vestigial structures.

Prior to being used as subjects, many laboratory animals are given a period of time to get used to the conditions in the laboratory, e.g., the light/dark cycle. The process they undergo during this time is referred to as

With respect to thermoregulation, most fishes are

Organisms, like the arctic fox, that live in cold environments have evolved counter-current heat exchangers in their limbs to help maintain their body temperature at a level well above the ambient temperature. This explanation could be considered

Cellular and Molecular Physiology

Membrane Physiology

Neuronal Physiology

Nervous Systems

Sensory Physiology

Endocrine Systems

Muscle Physiology

Circulatory Systems

Defense Systems

Respiratory Systems

Excretory Systems

Fluid and Acid-Base Balance

Digestive Systems

Energy Balance and Thermal Physiology

Reproductive Systems

Filters