biology 251 Rosenzweig Final Exam
Questions Fully Solved.
1. Which of the following would be considered a symptom of disease?
A) tremors in the hands
B) excessive urine output
C) a skin rash
D) dizziness
E) diarrhea - Answer D) Dizziness
Human bodies are able to maintain a certain constancy of their internal environment. This
statement
A) refers only to the physiology of the vascular (circulatory) system.
B) refers to homeostasis in the body.
C) tells how positive feedback mechanisms work.
D) refers to the direct control of cell activities by nucleic acids.
E) is not true in very old or very young humans. - Answer B) refers to homeostasis in the
body.
detects, interprets, and responds to changes in the environment; regulates
homeostasis - Answer Nervous System
Osmometer cells sense changes in the concentration of blood plasma; therefore, they must be
A) receptors.
B) control centers.
C) stimulators.
D) part of the cardiovascular system.
E) effectors. - Answer A) receptors.
Which of the following organ systems has the most influence on controlling and integrating
body activities?
A) respiratory
B) digestive
C) endocrine
D) cardiovascular
,E) urinary - Answer C) endocrine
You are eating a hot fudge sundae. The pleasant taste information is sensed by your taste buds,
which notify your brain. Your brain releases endorphins, which make you feel very good. You
now associate the good feeling with hot fudge sundaes, so you eat another hot fudge sundae.
Now you feel even better. Which of the following statements is TRUE regarding this scenario?
A) This is a negative feedback loop because two hot fudge sundaes will make you sick.
B) This is a positive feedback loop because the results make you feel good.
C) This is a negative feedback loop because you were doing something bad for your health
in the first place, and the result makes the situation worse.
D) This is a positive feedback loop because the stimulus (eating a hot fudge sundae) and
the effect (eating another hot fudge sundae) are the same.
E) This is a negative feedback loop because the stimulus (eating a hot fudge sundae) and
the eff - Answer D) This is a positive feedback loop because the stimulus (eating a hot fudge
sundae) and
the effect (eating another hot fudge sundae) are the same
The microscopic study of tissues is known as
A) embryology.
B) gross anatomy.
C) pathology.
D) cytology.
E) histology. - Answer E) histology.
Which statement is not true concerning characteristics of life?
A) All body cells exhibit irritability to some extent.
B) Each organ system is isolated from all other body systems.
C) Growth can be an increase in size due to an increase in the number of cells.
D) Reproduction occurs on both the cellular and organismal level. - Answer B) Each organ
system is isolated from all other body systems
Which of the following correctly lists the levels of organization from least complex to most
complex?
A) cellular, tissue, chemical, system, organ, organism
B) chemical, cellular, tissue, organ, system, organism
C) tissue, cellular, chemical, organ, system, organism
D) chemical, tissue, cellular, system, organ, organism
, E) organism, system, organ, tissue, cellular, chemical - Answer B) chemical, cellular, tissue,
organ, system, organism
A person in an anatomical position will exhibit ALL of the following EXCEPT
A) standing erect.
B) facing observer.
C) feet flat on floor.
D) arms at sides.
E) palms against the lateral sides of the thighs. - Answer E) palms against the lateral sides of
the thighs.
_____ is the ability of an organism to detect and react to changes in the external or internal
environment. - Answer Respondsiveness
Histology could be defined as a study of
A) cells.
B) tissues.
C) chemistry of cells.
D) gross structures of the body. - Answer B) tissues
Which of the following most correctly describes the relationship between the visceral pleura
and the parietal pleura?
A) The visceral pleura is anterior to the parietal pleura.
B) The visceral pleura is posterior to the parietal pleura.
C) The visceral pleura is superficial to the parietal pleura.
D) The visceral pleura is deep to the parietal pleura.
E) The visceral pleura is medial to the parietal pleura. - Answer D) The visceral pleura is deep
to the parietal pleura
The body system that distributes oxygen and nutrients to cells and carries carbon dioxide and
wastes away from cells is the
A) respiratorysystem.
B) cardiovascular system
C) endocrine system.
D) urinarysystem.
E) integumentary system. - Answer B) cardiovascular system
Questions Fully Solved.
1. Which of the following would be considered a symptom of disease?
A) tremors in the hands
B) excessive urine output
C) a skin rash
D) dizziness
E) diarrhea - Answer D) Dizziness
Human bodies are able to maintain a certain constancy of their internal environment. This
statement
A) refers only to the physiology of the vascular (circulatory) system.
B) refers to homeostasis in the body.
C) tells how positive feedback mechanisms work.
D) refers to the direct control of cell activities by nucleic acids.
E) is not true in very old or very young humans. - Answer B) refers to homeostasis in the
body.
detects, interprets, and responds to changes in the environment; regulates
homeostasis - Answer Nervous System
Osmometer cells sense changes in the concentration of blood plasma; therefore, they must be
A) receptors.
B) control centers.
C) stimulators.
D) part of the cardiovascular system.
E) effectors. - Answer A) receptors.
Which of the following organ systems has the most influence on controlling and integrating
body activities?
A) respiratory
B) digestive
C) endocrine
D) cardiovascular
,E) urinary - Answer C) endocrine
You are eating a hot fudge sundae. The pleasant taste information is sensed by your taste buds,
which notify your brain. Your brain releases endorphins, which make you feel very good. You
now associate the good feeling with hot fudge sundaes, so you eat another hot fudge sundae.
Now you feel even better. Which of the following statements is TRUE regarding this scenario?
A) This is a negative feedback loop because two hot fudge sundaes will make you sick.
B) This is a positive feedback loop because the results make you feel good.
C) This is a negative feedback loop because you were doing something bad for your health
in the first place, and the result makes the situation worse.
D) This is a positive feedback loop because the stimulus (eating a hot fudge sundae) and
the effect (eating another hot fudge sundae) are the same.
E) This is a negative feedback loop because the stimulus (eating a hot fudge sundae) and
the eff - Answer D) This is a positive feedback loop because the stimulus (eating a hot fudge
sundae) and
the effect (eating another hot fudge sundae) are the same
The microscopic study of tissues is known as
A) embryology.
B) gross anatomy.
C) pathology.
D) cytology.
E) histology. - Answer E) histology.
Which statement is not true concerning characteristics of life?
A) All body cells exhibit irritability to some extent.
B) Each organ system is isolated from all other body systems.
C) Growth can be an increase in size due to an increase in the number of cells.
D) Reproduction occurs on both the cellular and organismal level. - Answer B) Each organ
system is isolated from all other body systems
Which of the following correctly lists the levels of organization from least complex to most
complex?
A) cellular, tissue, chemical, system, organ, organism
B) chemical, cellular, tissue, organ, system, organism
C) tissue, cellular, chemical, organ, system, organism
D) chemical, tissue, cellular, system, organ, organism
, E) organism, system, organ, tissue, cellular, chemical - Answer B) chemical, cellular, tissue,
organ, system, organism
A person in an anatomical position will exhibit ALL of the following EXCEPT
A) standing erect.
B) facing observer.
C) feet flat on floor.
D) arms at sides.
E) palms against the lateral sides of the thighs. - Answer E) palms against the lateral sides of
the thighs.
_____ is the ability of an organism to detect and react to changes in the external or internal
environment. - Answer Respondsiveness
Histology could be defined as a study of
A) cells.
B) tissues.
C) chemistry of cells.
D) gross structures of the body. - Answer B) tissues
Which of the following most correctly describes the relationship between the visceral pleura
and the parietal pleura?
A) The visceral pleura is anterior to the parietal pleura.
B) The visceral pleura is posterior to the parietal pleura.
C) The visceral pleura is superficial to the parietal pleura.
D) The visceral pleura is deep to the parietal pleura.
E) The visceral pleura is medial to the parietal pleura. - Answer D) The visceral pleura is deep
to the parietal pleura
The body system that distributes oxygen and nutrients to cells and carries carbon dioxide and
wastes away from cells is the
A) respiratorysystem.
B) cardiovascular system
C) endocrine system.
D) urinarysystem.
E) integumentary system. - Answer B) cardiovascular system
