Bio 112 Exam 3 Verified Exam Questions and Answers Latest update
2026/2027
Question:
Cytotoxic (killer) T cells attack and kill human cells that have been infected by bacteria or viruses.
Answer:
True
Question:
Which of the following is a major component of our nonspecific (innate) defense system?
Answer:
The inflammatory response
Question:
Local changes occurring during the inflammatory response include
Answer:
1. Dilation of blood vessels
Question:
2. Increased leafiness of blood vessels
3. Swelling of the affected tissue
The major result of the inflammatory response is to
Answer:
Disinfect and clean damaged cells
Question:
A substance that can trigger an immune response is called
Answer:
An antigen
Question:
The immune system is capable of mounting specific responses to particular microorganisms bc the
few individual B and T cells we have can change their antigen specifically as required to fight
infection
Answer:
False
, Question:
A deficiency of proteins in the diet may reduce antibody production because antibodies are primarily
made primarily made of protein
Answer:
True
Question:
Which of the following compounds is released by mast cells and triggers allergy symptoms such as
itchy, watery eyes, runny nose, and sneezing?
Answer:
Histamine
Question:
Which of the following is a physiological response that takes place when a human gets too hot?
Answer:
Dilation of blood vessels in the skin
Question:
Fish and reptiles regulate their body temps tire the same was humans do (as endothermic)
Answer:
False
Question:
A freshwater fish needs to
Answer:
Get rid of excess water and hold on to ions
Question:
Toxic nitrogenous wastes from breakdown of excessive amounts of dietary fats and oils can burden
and damage the kidneys
Answer:
Dalse
Question:
Functions of the kidney's are?
Answer:
Elimination of nitrogenous wastes Maintenance of salt balance Maintenance of water balance
2026/2027
Question:
Cytotoxic (killer) T cells attack and kill human cells that have been infected by bacteria or viruses.
Answer:
True
Question:
Which of the following is a major component of our nonspecific (innate) defense system?
Answer:
The inflammatory response
Question:
Local changes occurring during the inflammatory response include
Answer:
1. Dilation of blood vessels
Question:
2. Increased leafiness of blood vessels
3. Swelling of the affected tissue
The major result of the inflammatory response is to
Answer:
Disinfect and clean damaged cells
Question:
A substance that can trigger an immune response is called
Answer:
An antigen
Question:
The immune system is capable of mounting specific responses to particular microorganisms bc the
few individual B and T cells we have can change their antigen specifically as required to fight
infection
Answer:
False
, Question:
A deficiency of proteins in the diet may reduce antibody production because antibodies are primarily
made primarily made of protein
Answer:
True
Question:
Which of the following compounds is released by mast cells and triggers allergy symptoms such as
itchy, watery eyes, runny nose, and sneezing?
Answer:
Histamine
Question:
Which of the following is a physiological response that takes place when a human gets too hot?
Answer:
Dilation of blood vessels in the skin
Question:
Fish and reptiles regulate their body temps tire the same was humans do (as endothermic)
Answer:
False
Question:
A freshwater fish needs to
Answer:
Get rid of excess water and hold on to ions
Question:
Toxic nitrogenous wastes from breakdown of excessive amounts of dietary fats and oils can burden
and damage the kidneys
Answer:
Dalse
Question:
Functions of the kidney's are?
Answer:
Elimination of nitrogenous wastes Maintenance of salt balance Maintenance of water balance
