Thymosin:
Is secreted by all lymph nodes
Is the fluid within the lymph nodes
Is a hormone
Plays no known role
The Correct Answer is C
A. Is secreted by all lymph nodes:
Thymosin is not produced by lymph nodes; it is secreted by the thymus gland.
B. Is the fluid within the lymph nodes:
Lymph fluid circulates within lymph nodes, not thymosin.
C. Is a hormone:
Thymosin is a hormone secreted by the thymus that plays a role in the development and differentiation of T lymphocytes.
D. Plays no known role:
Thymosin has an important role in immune system development.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Potassium
Potassium relates to fluid/electrolyte balance, not directly to infection.
B. WBC count
An elevated white blood cell (WBC) count indicates the body is mounting an immune response, suggesting infection.
C. BUN
BUN measures kidney function and hydration status, not infection.
D. RBC count
RBCs relate to oxygen-carrying capacity (anemia, blood loss), not infection.
Correct Answer is A
Explanation
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.
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.