HNF 150 Exam 2 Questions And Answers Rated A+

Aerobic - Requiring oxygen. Aerobic activity strengthens the heart and lungs by requiring them to work harder than normal to deliver oxygen to the tissues. Amino Acid - The building blocks of protein. Each has an amine group at one end, an acid group at the other, and a distinctive side chain. Anaerobic - Not requiring oxygen. Anaerobic activity may require strength but does not work the heart and lungs very hard for a sustained period. Anorexia Nervosa - An eating disorder characterized by a refusal to maintain a minimally normal body weight, self-starvation to the extreme, and a disturbed perception of body weight and shape: seen (usually) in teenage girls and young women. Appetite - The psychological desire to eat: a learned motivation and a positive sensation that accompanies the sight, smell, or though of appealing foods. ATP - A short term turbo charge (energy system) that is anaerobic, and lasts about 1-10 seconds. The fuel source is phospho-creatine. Basal Matabolism - The sum total of all the involuntary activities that are necessary to sustain life, including circulation, respiration, temperature maintenance, hormone secretion, nerve activity, and new tissue synthesis, but excluding digestion and voluntary activities. Beriberi - The thiamin deficiency disease; characterized by loss of sensation in the hands and feet, muscular weakness, advancing paralysis, and abnormal heart action. Beta-Carotene - An orange pigment with anti-oxidant activity; a vitamin A precursor made by plants and stored in human fat tissue.Binge Eating Disorder - An eating disorder whose criteria are similar to those of bulimia nervosa, excluding purging or other compensatory behaviors. Bioelectrical Impedance - The resistance of body tissues to the flow of a small, harmless electrical signal. BMI - Body Mass Index- An indicator of obesity or underweight, calculated by dividing the weight of a person by the square of the person's height. BMR - Basal Metabolic Rate. The rate at which the body uses energy to support its basal metabolism. Bulimia Nervosa - Recurring episodes of binge eating combined with a morbid fear of becoming fat: usually followed by self-induced vomiting or purging