In which one of the following is extra blood stored and is released when shortage occurs? HomeCirculatory System MCQsIn which one of the following is extra blood stored and is released when shortage occurs? Share your love WhatsApp Facebook Telegram Twitter Pinterest Q. In which one of the following is extra blood stored and is released when shortage occurs? A. Adrenal gland B. Pancreas C. Spleen D. Thyroid gland Answer: Spleen