Biology Immunity MDCAT 2014
PMDC Verified Question 96 of 99
Which one of the following glands is involved in the production of lymphocytes?
A
Pineal
B
Thymus
C
Pituitary
D
Adrenal
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option B: Thymus
Concept:

Primary lymphoid organs provide the necessary microenvironment for the maturation and selection of lymphocytes.

Formula:

None

Solution:

  • While all lymphocytes originate in the bone marrow, T-lymphocytes migrate to the thymus gland to mature.


  • The thymus provides hormones (thymosins) and a selective environment where T-cells become immunocompetent and learn self-tolerance.


Why other options are incorrect:

  • Pineal, Pituitary, and Adrenal glands are purely endocrine organs that secrete hormones regulating sleep, metabolism, and stress, completely unrelated to lymphocyte production.

Quality & Fidelity Assurance: Every question on BeambePrep is rigorously curated against the official PMDC syllabus with zero filler, zero out-of-syllabus content, and zero typos. When an authentic past paper originally contained a historical mistake or ambiguity from the examining board (such as UHS or NUMS), BeambePrep faithfully reflects the original paper while detailing the nuance and scientific consensus in the autopsy above.

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