Exam 1 Complete Key Questions with
100% Correct Solutions||UPDATED
2025/2026 A+ GRADED!!!
The word "antibody" means
A) A protein molecule that helps infection-fighting cells to recognize and bind
with antigens
B) Dirt that gets into a wound and causes tetanus.
C) A substance that is foreign to the body, such as a bacterium or virus that can
cause disease.
D) Part of the complement system that protects against infection. - ANSWER ✓ A
Active immunity
A) is that which a pregnant woman transmits to her newborn infant.
B) comes from immune globulin injections.
C) follows natural infection or vaccination.
D) follows antibiotic use for pneumonia. - ANSWER ✓ C
Passive immunity does NOT come from
A) blood transfusions.
B) a pregnant woman to her baby
C) immune globulin injections.
D) natural infection or vaccination. - ANSWER ✓ D
True or false: the immune response to a live attenuated vaccine is virtually
identical to that produced by natural infection. - ANSWER ✓ True
Which of the following is NOT true about live attenuated vaccines? Are alive and
can replicate in the body