KROK 1 2007 – Question 67 · KROK (Medicine) · Histology, Cytology, and Embryology

A teenager was irradiated with high radiation dose that resulted in serious damages of lymphoid system, lysis of many lymphocytes. Restoration of normal hemogram is possible due to the functioning of the following gland:

  1. A. Pancreas
  2. B. Thymus
  3. C. Thyroid
  4. D. Liver
  5. E. Adrenal
Hint

After lymphocyte depletion, which central lymphoid organ, still active in a teenager, provides the site where T cells mature and repopulate peripheral lymphoid tissue?

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