NSD 225 Final Exam Revision
Questions And 100% Correct Answers
2025\2026 Version.
Prolactin - Answer Stimulates milk production
Oxytocin - Answer Stimulates let-down (release of milk)
Colostrum: first milk - Answer - Thick, yellow fluid produced during late pregnancy and few
days after birth
- Contains antibodies, immune-system cells and Lactobacillus bifidus factor
- Provides protection to infant against infections
Facilitates the passage of 1st stool (meconium)
Anorexia Nervosa - Answer - Self-starvation, a distorted body image, and abnormally low body
weight
- Desire to be thin causes decreased food intake
- Overwhelming fear of gaining weight, even if already underweight
- Characterized by severe weight loss, amenorrhea, constipation, and restlessness
- Behaviors contribute to the maintenance of a body weight that is ≥ 15% below normal
- Affects about 1% of U.S. female adolescents
Bulimia Nervosa - Answer - Consumption of a large amount of food at one time (binge eating)
followed by purging
- Powerful urges to overeat with a morbid fear of becoming fat
- Characterized by intense fear of becoming fat, negative body image, and distorted perception
of body size
- Behaviors include semi-starvation interrupted by periods of gorging followed by behaviors to
eliminate extra calories and prevent weight gain
Binge-Eating Disorder - Answer - Recurrent episodes of binge eating in the absence of purging
behavior
- Engage in recurrent binge eating episodes but do not regularly engage in purging behaviors
, - In the US = 77.9 years
Healthy life expectancy - Answer Only about 70 years; on average, last 8 years restricted by
disease and disability
Aging - Answer - Accumulation of changes associated with and responsible for an ever-
increasing susceptibility to disease and death
- Loss of cells and cell function occurs throughout life, but effects are not felt for many years
because organisms start with more cells and cell function than needed
- Reduced ability to repair damage and resist infection
Life span - Answer - Maximum age to which members of a species can live
- Human = about 120 years
- How long individuals live and rate of aging determined by genes, lifestyle, and avoiding
accidents, disease, and environmental toxins
Famine - Answer - Widespread lack of food access resulting from a disaster
- Caused by drought, flood, crop destruction, wars, civic conflict
Nutrition Transition - Answer - A series of changes in diet, physical activity, health and
nutrition that occurs as poor countries become more prosperous
- Decreases low-birth-weight babies and infant mortality
- Increases life expectancy, chronic disease, natural resource use
Food Insecurity - Answer - A situation in which people lack adequate physical, social, or
economic access to sufficient, safe, and nutritious food that meets their dietary needs and food
preferences for an active and healthy life
Food Security - Answer Access to enough food to sustain a healthy and active life
Food Desert - Answer - An area that lacks access to affordable foods that make up a healthy
diet—fruits, vegetables, whole grains, low-fat milk
- High real estate prices in cities have driven supermarkets to the suburbs
- Small convenience stores in cities
Questions And 100% Correct Answers
2025\2026 Version.
Prolactin - Answer Stimulates milk production
Oxytocin - Answer Stimulates let-down (release of milk)
Colostrum: first milk - Answer - Thick, yellow fluid produced during late pregnancy and few
days after birth
- Contains antibodies, immune-system cells and Lactobacillus bifidus factor
- Provides protection to infant against infections
Facilitates the passage of 1st stool (meconium)
Anorexia Nervosa - Answer - Self-starvation, a distorted body image, and abnormally low body
weight
- Desire to be thin causes decreased food intake
- Overwhelming fear of gaining weight, even if already underweight
- Characterized by severe weight loss, amenorrhea, constipation, and restlessness
- Behaviors contribute to the maintenance of a body weight that is ≥ 15% below normal
- Affects about 1% of U.S. female adolescents
Bulimia Nervosa - Answer - Consumption of a large amount of food at one time (binge eating)
followed by purging
- Powerful urges to overeat with a morbid fear of becoming fat
- Characterized by intense fear of becoming fat, negative body image, and distorted perception
of body size
- Behaviors include semi-starvation interrupted by periods of gorging followed by behaviors to
eliminate extra calories and prevent weight gain
Binge-Eating Disorder - Answer - Recurrent episodes of binge eating in the absence of purging
behavior
- Engage in recurrent binge eating episodes but do not regularly engage in purging behaviors
, - In the US = 77.9 years
Healthy life expectancy - Answer Only about 70 years; on average, last 8 years restricted by
disease and disability
Aging - Answer - Accumulation of changes associated with and responsible for an ever-
increasing susceptibility to disease and death
- Loss of cells and cell function occurs throughout life, but effects are not felt for many years
because organisms start with more cells and cell function than needed
- Reduced ability to repair damage and resist infection
Life span - Answer - Maximum age to which members of a species can live
- Human = about 120 years
- How long individuals live and rate of aging determined by genes, lifestyle, and avoiding
accidents, disease, and environmental toxins
Famine - Answer - Widespread lack of food access resulting from a disaster
- Caused by drought, flood, crop destruction, wars, civic conflict
Nutrition Transition - Answer - A series of changes in diet, physical activity, health and
nutrition that occurs as poor countries become more prosperous
- Decreases low-birth-weight babies and infant mortality
- Increases life expectancy, chronic disease, natural resource use
Food Insecurity - Answer - A situation in which people lack adequate physical, social, or
economic access to sufficient, safe, and nutritious food that meets their dietary needs and food
preferences for an active and healthy life
Food Security - Answer Access to enough food to sustain a healthy and active life
Food Desert - Answer - An area that lacks access to affordable foods that make up a healthy
diet—fruits, vegetables, whole grains, low-fat milk
- High real estate prices in cities have driven supermarkets to the suburbs
- Small convenience stores in cities
