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 B
Explanation
A. A systemic infection
A systemic infection would involve symptoms throughout the body (e.g., fever, malaise, elevated heart rate).
B. A localized infection
The signs-redness, warmth, swelling, drainage-are localized to the site of injury, indicating a local infection.
C. A normal response to the injury
While some redness or swelling is expected, greenish drainage is a sign of infection, not normal healing.
D. An allergic reaction
Allergic reactions typically involve itching, hives, or rash-not purulent drainage or warmth.
Correct Answer is B
Explanation
A. They are found only in lymph nodes
Lymphatic vessels are widespread throughout the body and not limited to lymph nodes.
B. They have large pores and follow the venous pathway
Lymphatic vessels have large, permeable walls and generally follow alongside veins, draining interstitial fluid back to circulation.
C. They closely follow the path of the aorta
Lymphatics follow venous, not arterial (aorta), pathways.
D. They are found only in the spleen
The lymphatic system is distributed systemically, not restricted to the spleen.
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