THE IMMUNE SYSTEM STUDY GUIDE 2026
COMPLETE QUESTIONS AND SOLUTIONS
VERIFIED A+
● Vaccination. Answer: Helps your body create antibodies through
artificial active immunity
● Antibodies. Answer: attach to, and kill, specific pathogens
● Allergies. Answer: A reaction to something that is not dangerous (i.e.
pollen)
● Antigen. Answer: "flag" for the immune system
● White blood cell (lymphocyte). Answer: "eats" and destroys pathogen
● Antibiotic. Answer: medicine to help fight bacterial infections
● Immune system. Answer: cells, tissue, and organs that fight to defend
our bodies
● HIV and AIDS. Answer: deadly disease that can hide from your
immune system, damages helper T cells
, ● Third line of Defense. Answer: Immune Response (B cells and T
cells)
● Inflammatory response (2nd line of defense). Answer: Swelling,
fever, WBC rush to the area
● Bacteria. Answer: Living Pathogen that can be killed by antibiotics.
Prokaryotic (don't have a nucleus).
● Virus. Answer: Non-living pathogen. Capsid around outside to protect
them. They need a host to live.
● Nonspecific/ Innate Defense System. Answer: Mechanisms that
protect against various invader; Respond immediately to protect body
from foreign materials
● Specific/ Adaptive Defense System. Answer: specific defense is
needed for each type of invader (Immune System)
● Surface membrane barriers (First Line of Defense). Answer: Skin,
Stomach Mucosa, Saliva, Mucus, and Cilia & Nasal hairs
COMPLETE QUESTIONS AND SOLUTIONS
VERIFIED A+
● Vaccination. Answer: Helps your body create antibodies through
artificial active immunity
● Antibodies. Answer: attach to, and kill, specific pathogens
● Allergies. Answer: A reaction to something that is not dangerous (i.e.
pollen)
● Antigen. Answer: "flag" for the immune system
● White blood cell (lymphocyte). Answer: "eats" and destroys pathogen
● Antibiotic. Answer: medicine to help fight bacterial infections
● Immune system. Answer: cells, tissue, and organs that fight to defend
our bodies
● HIV and AIDS. Answer: deadly disease that can hide from your
immune system, damages helper T cells
, ● Third line of Defense. Answer: Immune Response (B cells and T
cells)
● Inflammatory response (2nd line of defense). Answer: Swelling,
fever, WBC rush to the area
● Bacteria. Answer: Living Pathogen that can be killed by antibiotics.
Prokaryotic (don't have a nucleus).
● Virus. Answer: Non-living pathogen. Capsid around outside to protect
them. They need a host to live.
● Nonspecific/ Innate Defense System. Answer: Mechanisms that
protect against various invader; Respond immediately to protect body
from foreign materials
● Specific/ Adaptive Defense System. Answer: specific defense is
needed for each type of invader (Immune System)
● Surface membrane barriers (First Line of Defense). Answer: Skin,
Stomach Mucosa, Saliva, Mucus, and Cilia & Nasal hairs
