Introduction to Behavioral Neuroscience Instructor Answer Guide
Multiple Choice
17.1 Cells and Messengers of the Immune System
1. The innate immune response:
a. is specialized to each specific pathogen.
b. ramps up slowly and adapts over time.
c. has a similar response to all pathogens.
d. uses T cells.
Answer: c
2. The adaptive immune response:
a. consists of cells and physical barriers.
b. is rapid and similar to each pathogen.
c. is carried out primarily by neutrophils and macrophages.
d. is specialized to each specific pathogen.
Answer: d
3. Which of the following are ways macrophages attack pathogens?
a. Eating pathogens
b. Releasing complement proteins
c. Showing a piece of the pathogen to adaptive immune cells so that they can attack it
too
d. All of these
Answer: d
4. What is the role of macrophages?
a. To make antibodies
b. To directly kill infected cells
c. To phagocytose pathogens
d. Spit their DNA out in nets to draw pathogens in
Answer: c
5. T cells:
a. make antibodies.
b. directly kill infected cells.
c. phagocytose pathogens.
, d. spit their DNA out in nets to draw pathogens in.
Answer: b
6. The cells that “remember” a pathogen you have encountered before so that your next
adaptive immune response is stronger are:
a. B cells.
b. Monocytes.
c. Macrophages.
d. Neutrophils.
Answer: a
7. Recognizing self-antigens is critical to preventing your immune system from attacking
your own cells. How do your cells tell T cells not to attack them?
a. By presenting some self-antigen via MHC I
b. By presenting some self-antigen via MHC II
c. By presenting some pathogen antigen via MHC I
d. By presenting some pathogen antigen via MHC II
Answer: a
8. Lipopolysaccharide (LPS) is frequently used by neuroimmunologists to study sickness
and inflammation responses. What is LPS?
a. A live bacterium that causes infection and fever
b. A piece of a bacterial cell component that causes an immune response but no actual
infection
c. A vaccine that stimulates B cells
d. An antibody
Answer: b
9. Which cells will you find in the brain of a typical healthy human?
a. Microglia
b. Neutrophils
c. T cells
d. B cells
Answer: a
17.2 What Does Your Immune System Have to Do with Your Behavior?
10. Sickness behaviors are caused by:
a. the loss of infected cells.
b. the pathogens infecting our neurons.
2
Updated October 2024
Multiple Choice
17.1 Cells and Messengers of the Immune System
1. The innate immune response:
a. is specialized to each specific pathogen.
b. ramps up slowly and adapts over time.
c. has a similar response to all pathogens.
d. uses T cells.
Answer: c
2. The adaptive immune response:
a. consists of cells and physical barriers.
b. is rapid and similar to each pathogen.
c. is carried out primarily by neutrophils and macrophages.
d. is specialized to each specific pathogen.
Answer: d
3. Which of the following are ways macrophages attack pathogens?
a. Eating pathogens
b. Releasing complement proteins
c. Showing a piece of the pathogen to adaptive immune cells so that they can attack it
too
d. All of these
Answer: d
4. What is the role of macrophages?
a. To make antibodies
b. To directly kill infected cells
c. To phagocytose pathogens
d. Spit their DNA out in nets to draw pathogens in
Answer: c
5. T cells:
a. make antibodies.
b. directly kill infected cells.
c. phagocytose pathogens.
, d. spit their DNA out in nets to draw pathogens in.
Answer: b
6. The cells that “remember” a pathogen you have encountered before so that your next
adaptive immune response is stronger are:
a. B cells.
b. Monocytes.
c. Macrophages.
d. Neutrophils.
Answer: a
7. Recognizing self-antigens is critical to preventing your immune system from attacking
your own cells. How do your cells tell T cells not to attack them?
a. By presenting some self-antigen via MHC I
b. By presenting some self-antigen via MHC II
c. By presenting some pathogen antigen via MHC I
d. By presenting some pathogen antigen via MHC II
Answer: a
8. Lipopolysaccharide (LPS) is frequently used by neuroimmunologists to study sickness
and inflammation responses. What is LPS?
a. A live bacterium that causes infection and fever
b. A piece of a bacterial cell component that causes an immune response but no actual
infection
c. A vaccine that stimulates B cells
d. An antibody
Answer: b
9. Which cells will you find in the brain of a typical healthy human?
a. Microglia
b. Neutrophils
c. T cells
d. B cells
Answer: a
17.2 What Does Your Immune System Have to Do with Your Behavior?
10. Sickness behaviors are caused by:
a. the loss of infected cells.
b. the pathogens infecting our neurons.
2
Updated October 2024
