NURS 2063 Chapter 4 Questions with
Answers
What is the third line of defense in the immune system? - ✔✔Recognition and neutralization of
foreign substances through a specific immune response and immunologic memory.
List three risk factors for altered immunity. - ✔✔Diabetes, high BMI, open skin, excessive age
(over 60).
What are the main types of T lymphocytes? - ✔✔Cytotoxic T lymphocytes, helper T
lymphocytes, and suppressor T lymphocytes.
What is the role of B lymphocytes in the immune system? - ✔✔They differentiate into plasma
cells for antibody production.
What is the function of natural killer cells? - ✔✔To identify and destroy infected or cancerous
cells.
What are the components of innate immunity? - ✔✔Nonspecific defenses that include
inflammatory processes and are present at birth.
What is adaptive immunity? - ✔✔Immunity that develops in response to disease or
immunization, targeted to specific antigens.
What is the difference between active and passive immunity? - ✔✔Active immunity is the
development of antibodies through infection or vaccination; passive immunity is the transfer of
antibodies from one individual to another.
Answers
What is the third line of defense in the immune system? - ✔✔Recognition and neutralization of
foreign substances through a specific immune response and immunologic memory.
List three risk factors for altered immunity. - ✔✔Diabetes, high BMI, open skin, excessive age
(over 60).
What are the main types of T lymphocytes? - ✔✔Cytotoxic T lymphocytes, helper T
lymphocytes, and suppressor T lymphocytes.
What is the role of B lymphocytes in the immune system? - ✔✔They differentiate into plasma
cells for antibody production.
What is the function of natural killer cells? - ✔✔To identify and destroy infected or cancerous
cells.
What are the components of innate immunity? - ✔✔Nonspecific defenses that include
inflammatory processes and are present at birth.
What is adaptive immunity? - ✔✔Immunity that develops in response to disease or
immunization, targeted to specific antigens.
What is the difference between active and passive immunity? - ✔✔Active immunity is the
development of antibodies through infection or vaccination; passive immunity is the transfer of
antibodies from one individual to another.
