Which of the following are classified as killer, helper, memory, and suppressor?
RBCS
T cells
B cells
Platelets
Which of the following are classified as killer, helper, memory, and suppressor?
The Correct Answer is A
A. RBCs:
Red blood cells (RBCs) carry oxygen and have no role in the immune response.
B. T cells:
T cells are classified into subsets like cytotoxic (killer), helper, memory, and suppressor (regulatory) T cells, each with specialized immune functions.
C. B cells:
While B cells also have memory capabilities and produce antibodies, they are not categorized into killer or suppressor types.
D. Platelets:
Platelets are involved in blood clotting, not immunity.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Chemical barriers: tears, saliva, stomach acid
These are first-line defenses that kill or inhibit pathogens before entry.
B. Signs of inflammation: redness, heat, swelling, pain
These are the classic cardinal signs of inflammation.
C. Mechanical barriers: skin, mucous membrane
These form physical barriers to pathogen entry.
D. Nonspecific immunity: inflammation, natural killer cells, fever, T cells
T cells are part of specific (adaptive) immunity, not nonspecific immunity.
Correct Answer is D
Explanation
A. "These organs are used in digestion."
They are part of the lymphatic/immune system, not the digestive system.
B. "These organs assist with vitamin absorption."
Vitamin absorption is mainly the role of the intestines.
C. "These organs regulate electrolyte balance."
Electrolyte balance is regulated by kidneys and endocrine organs.
D. "These organs are for immunity."
The thymus matures T cells, the spleen filters blood and responds to infection, and lymph nodes trap and destroy pathogens.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.