{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Chapter 12 – Alcohol and Tobacco

Urination respiration perspiration alcohol lowers body

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: impaired attention or memory, stupor, coma medical risks: falls, hypothermia, increased risk of infection due to suppressed immune function treatments: time, protective environment Impact of Alcohol • alcohol directly and quickly absorbed into bloodstream through stomach walls and upper intestine • reaches bloodstream in 15 minutes and rises to peak concentration in about an hour • bloodstream carries alcohol to liver, heart, brain • diuretic: speeds up elimination of fluid form body • alcohol only leaves body after being metabolized by liver – converts about 95% of alcohol to CO2 and water, other 5% excreted unchanged through urination, respiration, perspiration • alcohol lowers body temperature • affects major organ systems of body • risk for cancers of mouth, larynx, esophagus, liver, breast • moderate consumption can have positive effects: prevention or reduction of diabetes, stress, depression, hypertension, senility – but moderate drinkers may participate in regular physical activity, make healthy food choices and see physicians regularly which may account for overall health status Digestive System • reaches stomach first, partially broken down • absorbed easily through stomach tissue into bloodstream • triggers secretion of acids (irritate stomach lining) • excessive drinking: may cause nausea, chronic drinking: may result in peptic ulcers • eventually reaches liver – site of fat metabolism – converts alcohol to fat • after weeks of 4- 5 drinks/day – liver cells accumulate fat • stimulates liver cells to attract white blood cells – can cause irreversible damage Cardiovascular System • people who drink moderate amounts: lower mortality rates after heart attack and lower risk of heart attack compared to abstainers and heavy drinkers • beer, distilled spirits improve health and longevity similarly to red wine • moderate drinkers: less cholesterol build- up in arteries,...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online