Lantsetnikning qon aylanish sistemasi qanday va necha qon aylanish doirasidan iborat?

  1. yopiq 2 ta qon aylanish doirasi
  2. yopiq 3 ta qon aylanish doirasi
  3. ochiq 1ta qon aylanish doirasi
  4. yopiq 1 ta qon aylanish doirasi
  5. ochiq 2 ta qon aylanish doirasi
715 / 1216 (59%)
Question 715 of 1216
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