GRCC BI 122 – EXAM 2 (FORBES) WITH
QUIZ INTEGRATION|ACTUAL EXAM
QUESTIONS AND CORRECT DETAILED
ANSWERS GRADED A+| ATCBE EXAM
VERSION 1| 2025/2026
Artificially acquired active immunity - ANSWER-Long
term resistance to pathogen due to artificial
exposure, such as vaccines
Types of Immunity - ANSWER-Naturally acquired
active immunity
Naturally acquired passive immunity
Artificially acquired active immunity
Artificially acquired passive immunity
Naturally Acquired Active Immunity - ANSWER-Long
term resistance to pathogens due to initial natural
exposure, e.g. mumps, measles, chicken pox. Result
of action of Memory T and B cells.
,Naturally Acquired Passive Immunity - ANSWER-
Short term immunity (month - 1 year) provided to
fetus via transfer of maternal antibodies in utero of
in colostrum.
artificially acquired passive immunity - ANSWER-
Short term (several weeks) immunity due to infused
antibodies (gamma globulin).
Vaccine efficacy - ANSWER-Vaccines are engineered
to have 80-90% efficacy.
Herd (community) immunity - ANSWER-Vaccination
of a significant portion of a population provides
protection for those not vaccinated due to
interruption of disease transmission between
susceptible hosts.
Path Note - HIV - ANSWER-HIV reproduces in
Helper-T cells resulting in their death and
, compromise of immune system
Antibody Actions - ANSWER-Attachment and
Complement
Antibody actions - Attachment - ANSWER-
Attachment - Attach to antigen causing...
A - Agglutination (then phagocytized) (blood
antibodies
B - Precipitation (then phagocytized)
C - Neutralization - Toxic portions of antigen
molecule covered therefore neutralized.
Antibody Actions - Complement - ANSWER-
Complement - group of proteins in plasma and
fluids that are activated by antibodies that have
docked with antigens.
F: Destroy pathogens
Actions of Complement Proteins - ANSWER-A -
QUIZ INTEGRATION|ACTUAL EXAM
QUESTIONS AND CORRECT DETAILED
ANSWERS GRADED A+| ATCBE EXAM
VERSION 1| 2025/2026
Artificially acquired active immunity - ANSWER-Long
term resistance to pathogen due to artificial
exposure, such as vaccines
Types of Immunity - ANSWER-Naturally acquired
active immunity
Naturally acquired passive immunity
Artificially acquired active immunity
Artificially acquired passive immunity
Naturally Acquired Active Immunity - ANSWER-Long
term resistance to pathogens due to initial natural
exposure, e.g. mumps, measles, chicken pox. Result
of action of Memory T and B cells.
,Naturally Acquired Passive Immunity - ANSWER-
Short term immunity (month - 1 year) provided to
fetus via transfer of maternal antibodies in utero of
in colostrum.
artificially acquired passive immunity - ANSWER-
Short term (several weeks) immunity due to infused
antibodies (gamma globulin).
Vaccine efficacy - ANSWER-Vaccines are engineered
to have 80-90% efficacy.
Herd (community) immunity - ANSWER-Vaccination
of a significant portion of a population provides
protection for those not vaccinated due to
interruption of disease transmission between
susceptible hosts.
Path Note - HIV - ANSWER-HIV reproduces in
Helper-T cells resulting in their death and
, compromise of immune system
Antibody Actions - ANSWER-Attachment and
Complement
Antibody actions - Attachment - ANSWER-
Attachment - Attach to antigen causing...
A - Agglutination (then phagocytized) (blood
antibodies
B - Precipitation (then phagocytized)
C - Neutralization - Toxic portions of antigen
molecule covered therefore neutralized.
Antibody Actions - Complement - ANSWER-
Complement - group of proteins in plasma and
fluids that are activated by antibodies that have
docked with antigens.
F: Destroy pathogens
Actions of Complement Proteins - ANSWER-A -
