Bio 211 Exam 1: Questions & Comprehensive Solutions
Mae was diagnosed with neutropenia, an insufficient level of neutrophils in
the blood. How will her body respond to fighting certain pathogens?
Question options:
A)
The deficiency of neutrophils will increase her risk of developing cancer.
B)
The deficiency of neutrophils will decrease her risk of developing cancer.
C)
The deficiency of neutrophils will decrease her ability to fight off bacterial
infections.
D)
The deficiency of neutrophils will decrease her ability to attack parasitic
pathogens.
E)
The deficiency of neutrophils will result in fewer antigen-presenting cells to
activate T cells. Correct Answer - C
Sheena's B lymphocytes (B cells) produced antibodies to protect her about 3-5
days after she was exposed to a virus. What type of immunity do antibodies
provide?
Question options:
A)
acquired immunity
B)
innate immunity
C)
nonspecific immunity
D)
1st line of defense
E)
cell-mediated immunity Correct Answer - A
What are the potential side effects of removing the thymus in a newborn?
Question options:
A)
Removal of the thymus in a newborn will increase the risk of infection slightly
and cause the breakdown of T cells to occur in the liver.
, B)
Removal of the thymus in a newborn will stop B cell maturation, leading to
severe dysfunction in the entire immune system.
C)
Removal of the thymus in a newborn will likely have few consequences as T
cell maturation doesn't begin to take place until adulthood.
D)
Removal of the thymus in a newborn will increase the risk of infection slightly,
particularly around the oral and nasal cavities.
E)
Removal of the thymus in a newborn will stop T cell maturation, leading to
severe dysfunction in the entire immune system. Correct Answer - E
Which cells play a major role in the specific immune system? (select all that
apply)
Question options:
A)
Memory B Cells
B)
Mast Cells
C)
Macrophages
D)
T-helper Cells
E)
Cytotoxic T Cells Correct Answer - A
D
E
Which cells do not act as phagocytes within the immune system? (select all
that apply)
Question options:
A)
Dendritic Cells
B)
Cytotoxic T Cells
C)
Neutrophils
D)
Mae was diagnosed with neutropenia, an insufficient level of neutrophils in
the blood. How will her body respond to fighting certain pathogens?
Question options:
A)
The deficiency of neutrophils will increase her risk of developing cancer.
B)
The deficiency of neutrophils will decrease her risk of developing cancer.
C)
The deficiency of neutrophils will decrease her ability to fight off bacterial
infections.
D)
The deficiency of neutrophils will decrease her ability to attack parasitic
pathogens.
E)
The deficiency of neutrophils will result in fewer antigen-presenting cells to
activate T cells. Correct Answer - C
Sheena's B lymphocytes (B cells) produced antibodies to protect her about 3-5
days after she was exposed to a virus. What type of immunity do antibodies
provide?
Question options:
A)
acquired immunity
B)
innate immunity
C)
nonspecific immunity
D)
1st line of defense
E)
cell-mediated immunity Correct Answer - A
What are the potential side effects of removing the thymus in a newborn?
Question options:
A)
Removal of the thymus in a newborn will increase the risk of infection slightly
and cause the breakdown of T cells to occur in the liver.
, B)
Removal of the thymus in a newborn will stop B cell maturation, leading to
severe dysfunction in the entire immune system.
C)
Removal of the thymus in a newborn will likely have few consequences as T
cell maturation doesn't begin to take place until adulthood.
D)
Removal of the thymus in a newborn will increase the risk of infection slightly,
particularly around the oral and nasal cavities.
E)
Removal of the thymus in a newborn will stop T cell maturation, leading to
severe dysfunction in the entire immune system. Correct Answer - E
Which cells play a major role in the specific immune system? (select all that
apply)
Question options:
A)
Memory B Cells
B)
Mast Cells
C)
Macrophages
D)
T-helper Cells
E)
Cytotoxic T Cells Correct Answer - A
D
E
Which cells do not act as phagocytes within the immune system? (select all
that apply)
Question options:
A)
Dendritic Cells
B)
Cytotoxic T Cells
C)
Neutrophils
D)
