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USA Football

Roles

Glossary

5 results found

Does a rule or game term have you stumped? Look no further. We have the answers.

  • backboard
    An inflexible board made of wood or plastic to keep and injured person's back from bending while being transported to an emergency room or hospital.
  • backfield
    players who are 1 yard or more behind the scrimmage line when the ball is snapped, including quarterback, running backs, and wing back.
  • biopsy
    Removal by surgery or aspiration of a small amount of tissue or fluid for laboratory examination and diagnosis. Biopsy is most often used to differentiate between cancerous and non-cancerous tissue.
  • blitz
    a play in which the defense commits extra players, in addition to linemen, to rush the passer.
  • brochi (bronchial tubes)
    Hollow air passages that branch from the largest segment (the windpipe or trachea) into the lungs. Oxygen-containing air passes into the lungs through the bronchial tubes, and waste gases (most carbon dioxide) pass out of the lungs.