For an aspiration, a syringe is attached to the needle to collect a small amount of marrow. For a bone marrow biopsy, a special needle is used that allows the collection of a solid core (a cylindrical sample) of marrow.
Lottery wheeling. Lottery wheeling (also known as lottery system, lottery wheel, lottery wheeling system) is used by individual players and syndicates to distribute a subset of the possible lottery numbers across multiple tickets to ensure that at least one of these tickets will contain a winning combination if several draws are in this subset.
Tricast Bet (or Trifecta) Definition. Example. A tricast is commonly used in horse and greyhound racing and refers to a punter selecting three horses or greyhounds to win 1st, 2nd and 3rd place.There are two types of tricast bets.xample. A tricast is commonly used in horse and greyhound racing and refers to a punter selecting three horses or greyhounds to win 1st, 2nd and 3rd place.