Signs and Symptoms of Pulmonary Contusion. The three components of a pulmonary contusion include oedema (swelling from fluid retention), haemorrhage (profuse bleeding), and atelectasis (partial or complete collapse of the lung). However, these symptoms may not be easily detected as they are all internal.
Definition of bull market. : a market in which securities or commodities are persistently rising in value â compare bear market.
Technically though a bull market is a rise in value of the market of at least 20%. The huge rise of the Dow and NASDAQ during the tech boom is a good example of a bull market. A Bear Market. A bear market is the opposite to a bull. If the markets fall by more than 20% then we have entered a bear market. A bear market is a market showing a lack of confidence. Prices hover at the same price then go down, indices fall too and volumes are stagnant.