Education Commons^™

The Effect Of Protein And Caloric Restriction And Age On The Rate Of Liver Protein Synthesis Of Male Rats, Connie Watkins Bales

Doctoral Dissertations

The liver protein synthesis rate and protein content were studied in male Wistar rats fed low-, medium-, and high-protein diets at 2 calorie levels for 1 (12 animals per dietary group) or 2 (36 animals per dietary group) years. Ad libitum-fed (A) groups were offered semisynthetic diets containing 12, 20, or 28% casein. Restricted-fed (R) rats fed diets containing 18, 30, or 42% casein were provided two-thirds of the mean quantity of diet consumed by A groups and thus consumed the same amount of protein but one-third fewer calories than their ad libitum-fed controls. The fractional rate of liver protein …

Consumer Education Knowledge Possessed By Selected Four-Year And Community College Students In Tennessee, Homer Ronald Moser

Doctoral Dissertations

The purpose of this study was to construct valid, reliable consumer education objective tests and to determine whether consumer education knowledge of community college students and four-year student who had taken a consumer education course were better informed than those college students who had not taken the course. Also, an effort was made to determine if there were certain variables which influence a student's personal finance knowledge. The variables that were studied were: (a) age; (b) sex; (c) work experience; and (d) major.

Procedures of Study. As a means of gathering the necessary data, it was necessary to examine 513 …

An Interdisciplinary Model For The Treatment Of Obesity In Young Girls, Annell St. Charles

Doctoral Dissertations

The effectiveness of an interdisciplinary model in treating obesity in three young girls, ages 4 to 8, was studied over a 20-week period. Three subjects were selected from physician referrals and newspaper advertisement respondents. All of the subjects were clinically obese as indicated by weight and fatfold measures and had no apparent medical complications which would contraindicate treatment. Two of the subjects were white and one was of mixed racial background. One or both parents were obese in all subjects but none had obese siblings. The mother of each subject was the primary family member attending meetings.

Treatment effects were …

An Effect Of Cyclotetraphosphate, Cyclotriphosphate And Hexametaphosphate On Glycogenesis In Rat Liver, Virginia Ann Laiming

Doctoral Dissertations

In order to investigate the effect of dietary phosphate additives on glycogenesis, rats were fed standard diets supplemented with cyclotetraphosphate, cyclotriphosphate or hexametaphosphate at a 0.1% level of phosphorus. A control group was fed orthophosphate at a similar level. After two weeks half of the animals received a test dose of ¹⁴C-glucose administered by stomach tube. After 2-1/2 hours their livers were removed to determine the incorporation of ¹⁴C-glucose into glycogen and total glycogen recovered. The remaining animals were sacrificed and their livers were removed to determine glycogen synthetase activity. Animals fed cyclotetraphosphate exhibited lower levels of glycogen …

An Evaluation Of The Effects Of Multicultural Education On The Attitudes Of Ethnic Minority And Majority Students At Cortez Elementary School, Peggy Terri

Doctoral Dissertations

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Solubility And Dispersion Viscosity Of Soy Protein Isolates As Influenced By Ph And Sucrose In Model And Food Systems, Carl Juandoo

Doctoral Dissertations

Three commercial soy isolates, Pro Fam S-970, Promine F and Supro 710, were studied. Part A involved the investigation of protein solubility and dispersion viscosity of the isolates in simple models at 3°C at pH levels of 3.8,3.3 and 2.8, attained by additions of citric acid solution. The effects of addition of sucrose at varying levels on solubility and dispersion viscosity of the isolates at the given pH levels were studied also. In Part B the findings of Part A were applied to functional performance of the isolate Supro 710 in a food system. A citrus flavored carbonated soy beverage …

Functional Properties Of Soy Protein Concentrates And Functional, Nutritional And Sensory Properties Of A Corn-Soy Concentrate Cereal As Influenced By Selected Calcium Salts, Charlene James

Doctoral Dissertations

The substitution of soy protein concentrates for soy flour in a USDA formulation for corn-soy blend and fortification with four calcium salts were investigated by functional, nutritional and preliminary sensory evaluations. A model system was used in an investigation of water absorption and Brookfield consistency of 4 soy concentrates, 2 powders and 2 grits, in the presence of calcium carbonate, calcium phosphate dibasic, calcium phosphate tribasic and calcium lactate, at levels of 0, 400, 800 and 1200 mg calcium/23.4 g concentrate and at 0 0 ambient temperature (22-25° C) and 50° C. One powder and one grit concentrate were selected …

Consumer Assessment Of Residential Energy Conserving Innovation, Margaret Bateman Ellison

Doctoral Dissertations

This research is the product of the researcher's development in the realm of environmental design and planning and her conviction that energy conservation is an interdisciplinary challenge. The study consists of three parts: 1) a theoretical study in which writings from multi-disciplines were examined for their potential to make a contribution to the conservation of energy; 2) a methodological study to develop an instrument to evaluate consumer acceptance of energy conserving innovation, INOVAC; and 3) an experimental field study, in which an energy conservation education program was delivered to consumers and whereby they were evaluated on the meanings they then …

The Effect Of Dietary Protein And Calorie Restriction On Growth, Kidney Function, And Survival Of Male Rats, Teresa Ann Davis

Doctoral Dissertations

(From the Introduction): One of the primary goals of nutrition research is to determine the levels of various nutrients which are needed to promote rapid mental and physical growth, optimal physiological performance during maturity, and the retention of good health during old age (1). It is generally considered that the intake of nutrients at levels moderately above those required for maximum rates of growth and development are optimum for the well-being of an organism. However, it has been shown that life span can be increased and the age-associated decline in physiological function delayed in experimental animals fed diets …

Parent-Child Relationships And Self Concept: A Comparison Of Children From Divorced And Intact Families, Korrel Woody Kanoy

Doctoral Dissertations

Understanding the impact of divorce on children becomes more vital each year because of the increasing number of children who experience parental divorce. Although there is substantial literature on divorce, inconclusive findings exist because (a) not enough researchers have compared children of divorced families to children from intact families, (b) divorce is often viewed as a single event rather than a process involving many variables, and (c) few researchers have examined post-divorce relationships among family members as in important predictor of adjustment to divorce. Therefore, the purpose of this study was to compare children from divorced and intact families with …

A Survey Of The Design And Implementation Of Teacher Evaluation Systems In Tennessee Public Schools, Patricia Hayes Miller

Doctoral Dissertations

The purpose of this study was to provide a data base for making pertinent decisions concerning future directions for teacher evaluation in the State of Tennessee. The study specifically compared perceptions and attitudes of administrators toward evaluation purposes, implementation, methodology, degree of importance, and results of implementation. Data were categorized on the basis of administrative position, school level, size of school system, and years of experience.

A survey questionnaire was developed by the researcher and mailed to a random sample of superintendents, supervisors, and principals in Tennessee. Data were reported by percent of relative frequency of responses and cross tabulations …

Conforming And Nonconforming Food-Related Behavior, Values, And Sociodemographic Characteristics Of Young Adults, Alice Elaine Calkins

Doctoral Dissertations

Young adults who responded to a short survey about food habits were divided into two groups, conformists and nonconformists, on the basis of their reported consumption of selected foods and food groups. Nonconformists were defined as those who avoided culturally accepted foods and/or preferred foods considered natural, organic, or health foods. Data were collected on the sociodemographic characteristics, food and nutrition attitudes/beliefs, food-related attitudes, nutrition knowledge, value systems, food preferences, time and money allocations, food consumption patterns, and perceived well-being of 84 conformists and 75 nonconformists.

Univariate and multivariate analyses of variance and chi-square analyses, with conformance group and gender …

The Effects Of Changing Food Prices And Other Intervening Variables On Food Acceptance By The Elderly, Marta Lynne Axelson

Doctoral Dissertations

The effects of changing food prices on the food habits of the elderly were studied. Information about the socio-cultural characteristics, food-related attitudes, and intervening variables was collected in order to predict food acceptance. Respondents were interviewed twice, seven months apart. Respondents also were asked to record types, amounts, and cost of foods purchased for a four-week period. Data were collected from March 1978 to March 1979.

Sixty-six individuals who were retired, living alone, and 60 years of age and older participated in the interview. Of the initial 66 participants, 52 completed the second interview. The respondents were predominantly female, widowed, …

A Comparison Of Techniques For Teaching Empathic Responding To Counselor-Directed Hostility, Theodore Wingo Hayes

Doctoral Dissertations

The present study was designed to determine the effectiveness of a verbal practice technique for teaching counselor trainees to respond in a consistently empathic manner when confronted with a client's counselor directed negative affect. The verbal practice technique was compared with a modeling/didactic treatment model.

Thirty-two graduate students enrolled in courses of educational psychology at a large southern university were randomly assigned to one of four treatment groups. A paper-and-pencil measure of pretreatment empathic responding skills was effected for each subject. One group received the verbal practice treatment in which the model attempted to consistently respond to a client whose …

Maternal-Infant Contact And Development Of Attachment, Patricia Gentry Droppleman

Doctoral Dissertations

The purpose of this study was to attempt to establish more precisely the sensitive period for mother-infant attachment, by comparing maternal behaviors of mothers who had immediate contact with their newborns to mothers whose contact with their infants was delayed. A secondary purpose was to determine whether maternal attachment behaviors occurred more frequently for those mothers whose infants were awake and alert.

Fourteen caucasian Americans and one oriental American primigravid women and their healthy neonates were studied. The method used to determine the effects of time of initial significant contact and infant state was observation of video-taped interaction of three …

Relationships Among Age, Physical Measurements And Protein Intake And Metabolism In Older Adult Female Vegetarians And Nonvegetarians, Mary Elizabeth Kunkel

Doctoral Dissertations

This study concerned the relationships among age; physical measurements, protein intake and the urinary excretion of protein-derived matabolites in 125 adult female vegetarians and nonvegetarians. The vegetarian group (AV) included 57 lactoovovegetarians (LOV) and 6 vegans (V). The remaining 62 subjects were nonvegetarians (NV). The subjects ranged in age from 40 to 92 years. The AV were primarily Seventh-Day Adventists who had been recruited through their church groups. The NV were recruited primarily through Jesus Christ of Latter Day Saints and United Methodist church groups as well as Extension Homemakers Clubs. Measurements of height, weight and triceps skinfold thickness, a …

Assessment Of Learning Climate In Dietetic Clinical Facilities: An Evaluation Of Instrument, Elizabeth Lee Sowell

Doctoral Dissertations

Assessment of learning climate in major clinical facilities utilized in Coordinated Undergraduate Programs in Dietetics by graduating seniors assists the faculty of the program and the personnel in the facility in determining the course of study and in planning experiences for the future students. An instrument was developed to assess learning climate by identifying, classifying, and validating the learning incidents or climate indicators that affect the students' ability to apply concepts learned from both didactic and clinical experiences.

The identification process was accomplished through the use of Nominal Group Technique meetings. Six groups of graduating seniors and graduates of one …

Energy Consumption Assessment In The Continuum Of Storage, Preparation, And Service Of Food Produced In Volume, Martha Jane Barclay

Doctoral Dissertations

(Conclusions) The energy required along the continuum of receiving, storage, preparation, holding, and service in the conventional foodservice system varied. The hot food preparation equipment requiring natural gas was the most energy intensive equipment in the foodservice facility as shown in Table 3, p. 41. The rotary oven was the single most energy intensive equipment in this study. Of the electrical equipment, the electric steam table was the most energy intensive. The equipment operated by steam was the least energy intensive. It appears that steam operated equipment should be used as much as is possible. Electrical equipment appeared …

A Computerized Scheduling Model For Analyzing Cook Freeze Food Production Plans, Carolyn Unklesbay Lambert

Doctoral Dissertations

Costs of food service system resources are steadily increasing, with labor being cited as the most costly resource. A management tool is needed in the food service industry toschedule production personnel and equipment to minimize forced delay time and decrease total labor costs. Material requirements planning was adapted to generate production data for two nine-day menu cycles in a hypothetical cook freeze production system. Data for the total production plan; master food product schedule, a record of specific entree requirements by time period; and bill of materials, consisting of a standardized formula, list of production activities, and an arrow-on-node flow …

A Critical Comparison Of Beef Semitendinosus Muscle Heated In An Oven And In A Water Bath, Pamela Louise Brady

Doctoral Dissertations

A comparison between characteristics of oven-roasted beef semitendinosus muscle and muscle heated as cylindrical cores in glass tubes in a water bath was conducted. Samples were heated to endpoint temperatures of 60 and 70°C at rates equivalent to heating at oven temperatures of 93 and 149°C. Oven-roasted samples had higher evaporative losses and lower drip losses than water bath samples. The effects of heating system and endpoint temperature on cooking losses and on nonfat dry weight were strongly influenced by heating rate. Expressible moisture index and fiber diameter measurements were not affected by endpoint temperature, heating system, or heating rate. …

Browning And Aroma Development During Heating Of Bovine Muscle Systems As Affected By Lipid Composition Of The Muscle, Janna Dea Harris

Doctoral Dissertations

Browning and aroma development were studied in heated lyophilized meat systems of differing lipid composition. To achieve variation in lipid content of the meat systems, bovine muscle was obtained from animals that were fed differently as to both ration and overall plane of nutrition. These included grass-fed, limited grain-fed and full grain-fed animal. Chloroform-methanol extracts of lyophilized meat from grass-fed, limited grain-fed and full grain-fed animals were analyzed for phospholipid content by phosphorus analysis. The extracted lipid was fractionated, and methyl esters of the neutral lipid and phospholipid fractions were analyzed by gas-liquid chromatography.

Four lyophilized meat systems from beef …

An Instructional Unit Utilizing Computer-Assisted Instruction For Teaching The Application Of Sociocultural Information To Individualization Of Diets, Mabel Yvonne Jackson

Doctoral Dissertations

An instructional unit utilizing computer-assisted instruction was developed, implemented, and evaluated for teaching the application of information concerning sociocultural food behaviors to the individualization of diet modifications. The instructional unit was administered to professional level dietetic students in the Coordinated Undergraduate Program in Dietetics at the University of Tennessee, Knoxville.

The instructional unit included a pretest for prerequisite knowledge, three simulated dietary counseling sessions, and a dietary counseling session with an actual patient. The simulated dietary counseling sessions were presented via computer-assisted instruction (CAI) and the effectiveness of the instructional unit was assessed by content analysis procedures.

Hypothetical medical charts …

Quality Assessment Of Meat Patties Cooked By Commercial Preparation Methods, Chill Stored, And Microwave Reheated, Anne Looney Cook

Doctoral Dissertations

Food quality assessments based on yield, cooking losses, and palatability factors were applied to a model food cooked by commercial preparation methods in a simulated chill/serve food service system. Frozen, soy-extended meat patties of a standard formulation represented a common food material flowing through a food service system. Batch sizes of 24 patties were prepared by (1) grilling, (2) baking by natural convection, and (3) baking by forced-air convection. Refrigerating of bulk packed samples and microwave reheating of plated samples concluded the input effects.

Cooked, whole meat patties were portioned with a specially designed cutting tool and recombined into composite …

Computer-Assisted Lnstruction For Teaching Decision-Making In Food Systems Administration, Deborah Dean Canter

Doctoral Dissertations

Models for the inclusion, development, and implementation of computer-assisted instruction (CAI) in a dietetic education program were developed, tested, and evaluated. The models were applied to the Coordinated Undergraduate Program in Dietetics, The University of Tennessee, Knoxville.

An assessment of competencies to be met by an entry-level generalist dietitian in food systems administration revealed that the competency concerning principles and practices of management of personnel was not being met adequately by dietetic students.

Participating faculty and students were introduced to CAI and oriented to the use of computer terminals. Case study simulations were presented via CAI and programmed learning booklets …

A Computer Simulation Model Of The Service Component Of A Fast Food Operation: Development, Validation, And Use, Sarah Ritchey Jordan

Doctoral Dissertations

A management tool is needed in the food service industry, especially in the area of fast food service, to generate data on which to base the decision to add menu items which could better meet the nutritional needs of the clientele while maintaining an acceptable margin of profit and meeting service needs of the clientele. A computer simulation model of the service component of a fast food service operation was developed and validated to analyze the influence of an additional menu item on speed of service to the customer and margin of profit realized by management. Data were collected for …

An Instructional Model For The Implementation And Use Of Videotape Simulation For The Improvement Of Employee Counseling Skills Of Dietetic Students, Karen Margaret Fiedler

Doctoral Dissertations

An instructional model was developed and implemented for the introductory application of employee counseling techniques by 17 senior students in the Coordinated Undergraduate Program in Dietetics at The University of Tennessee, Knoxville. Lack of experience in employee counseling during the clinical practicum was noted. The model as a substitution for actual experience combined as a microteaching approach, referred to as an intensive workshop, utilizing videotape simulation of employee counseling situations with a coached counselee. Five evaluation instruments were developed.

Students were released from clinical facilities for one week to participate in the intensive counseling workshop to practice counseling situations. A …

Food Behaviors Of Adolescents Relative To Adiposity, Kitty Roberts Coffey

Doctoral Dissertations

Food behaviors relative to adiposity were studied in 226 seventh-grade students from selected junior high schools in Knoxville, Tennessee. Height, weight, and triceps fatfold thickness were obtained for each subject. Based on triceps fatfold measurements (mm) students were divided as equally as possible into three groups and designated as "lean," "middle," and "fat." A questionnaire was designed and administered to obtain specific demographic information and to investigate differences between the "lean" and "fat" with regard to their perceived food preferences, food connotative meanings, knowledge of energy values of food and activity, and taste preferences for four Kool-Aid solutions ranging from …

Effect Of Sulfur Nutrition On The Activity Of Acetyl Coenzyme A Carboxylase, Citrate Cleavage Enzyme, And Malic Enzyme In Rat Liver, Joyce Brann Bittle

Doctoral Dissertations

The level of dietary inorganic sulfate as well as the nature of the neutral sulfate fed a rat have been shown to affect the activity of certain key enzymes of carbohydrate metabolism. Metabolic alterations have been demonstrated in rats fed diets containing inorganic sulfate at levels above or below the established optimal level of 0.02%. The present investigation was designed to extend these studies to include lipogenesis.

Ninety-two adult male rats were fed diets containing 15% casein and supplemented with CaSO₄, methionine, and cysteine in order to prepare diets with different inorganic sulfate levels and different neutral to …

A Managerial Decision Model For Continuous Innovation In Family Lodging Accomodations, Louis A. Ehrcke

Doctoral Dissertations

Agreement between families and motel operators in continuous innovations for desired lodging accommodations was examined with populations within the East South Central United States. Levels of agreement were calculated for the sample population by income levels of families. Additional characteristics of families utilizing lodging acconmodations were presented.

The procedure to obtain agreement levels was the first phase of a theoretically developed decision model consisted of five phases. Data for the first phase were obtained through questionnaires mailed to residential addresses obtained by interval numbers from telephone directories in one randomly determined Standard Statistical Metropolitan Area in each of the four …

Energy Utilization Characteristics Of Selected Electrical Commercial Food Service Equipment, Frank Romanelli

Doctoral Dissertations

Energy utilization characteristics for commercial food service equipment were determined to provide data to establish the cost of energy in the preparation of food products. Twenty pounds of frozen pre-cooked breaded chicken quarters were cooked to an end point temperature of 180°F using a deep fryer, a braiser, a two-pan bake oven, and a convection oven.

Kilowatt-hour readings were made to measure energy consumption of each piece of equipment. An alternate technique was developed to estimate energy consumption of each piece of equipment by using energy ratings in combination with measuring the on-time of the thermostat signal light. The energy …