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STD 11 - 15. Body fluids and criculations — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 15. Body fluids and criculations4 Marks
MCQ
Maximum surface area of circulating system is seen in
  • A
    Heart
  • ✓
    Capillaries
  • C
    Arterioles
  • D
    Veins
✓

Answer

Correct option: B.
Capillaries
b
Capillaries are microscopic and smallest blood vessels. Their exceedingly thin walls consists of just a thin tunica interna. Most tissues have a rich capillary supply but cartilage and epithelia lack capillaries. Capillaries do not function independently, instead they tend to form interweaving networks called capillary beds. The true capillaries number $10 - 100$ per capillary beds depending on the organs or tissues served

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