U

Half pint of beer

Measure of spltits

Glass of wine

Glass of Sherry or Port

Fig. 10.2 Four standard units of drink (in which social consumption is measured). A unit contains approx. 10 ml (8 g) of alcohol. Knowledge of blood alcohol concentration does not allow a reliable estimate of how much has been consumed.

27 By Sir J C Squire (1884-1958). Quoted, by permission, R H A Squire.

tinuously changing information input, decline. This results particularly in inattentiveness to the periphery of the visual field, which is important in motoring. All these are evidently highly undesirable effects when a person is in a position where failure to perform well may be dangerous.

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Blood Pressure Health

Blood Pressure Health

Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...

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