What structure is concerned with the processing and maturing of T lymphocytes?
Spleen
Thymus gland
Tonsils
Pancreas
The Correct Answer is B
A. Spleen:
The spleen filters blood and helps initiate immune responses, but it does not mature T cells.
B. Thymus gland:
The thymus is the primary site where immature T lymphocytes mature and become functional.
C. Tonsils:
Tonsils help detect pathogens entering through the mouth or nose but are not involved in T cell maturation.
D. Pancreas:
The pancreas is involved in digestion and blood glucose regulation, not immune cell development.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. The failure of the body to function normally
This is too general and applies to any illness, not specifically infection.
B. A diseased section of the body
This is vague and doesn’t identify causative factors like pathogens.
C. The invasion of the body by a pathogen and the subsequent symptoms in response to the invasion
This accurately defines infection as a host response to pathogen invasion.
D. The invasion of the body by a disease
Diseases don’t invade; pathogens do. This option is not scientifically accurate.
Correct Answer is C
Explanation
A. Secretes splenic hormones that control the lymphoid system
The spleen does not secrete hormones; it filters blood, stores platelets, and helps in immune response.
B. Is avascular (no blood supply)
The spleen is highly vascular, receiving blood from the splenic artery and returning it via the splenic vein.
C. Removes worn out blood cells from circulation
One of the primary functions of the spleen is to filter blood and remove old or damaged RBCs.
D. Is in the RUQ
The spleen is located in the left upper quadrant (LUQ) of the abdomen.
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