McGraw-Hill Health 2005 Return to Book List
Grade 8  
 
Glossary
 
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List of words for Letter 'B'

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blister A raised area of the skin containing liquid that is caused by an object rubbing against the skin.  

blood alcohol concentration (BAC) The amount of alcohol present in a person's blood.  

blood pressure (BP) The force of blood pulsing against the artery walls.  

body composition The ratio of fat to lean tissue in the body.  

body image The perception a person has of his or her body.  

body language Using facial expressions, hand and foot movements, touching, posture, and the presence or absence of eye contact to communicate. 

body system A group of organs that work together to perform an important function.  

budget A plan for saving and spending money.  

bulimia nervosa An eating disorder in which the affected person has uncontrollable urges to eat a great deal of food in a short period and then rid the body of the food consumed.  

bullying An attempt by a person to hurt or frighten others who may seem helpless.  

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