Medicine and Health Sciences Commons^™

Biochemical Properties Of Salmonella Potsdam Bacteriophage P4/2, Clyde L. Roggenkamp

Loma Linda University Electronic Theses, Dissertations & Projects

Over 90% recovery of phage P4/2 was realized with differential centrifugation concentration and purification, whereas only about 16% was recovered from the aqueous two-phase polymer - Genetron - ECTEOLA-cellulose column system. Purity of preparations was greatest with the density gradient centrifugation (A₂₆₀ = 2.66 and A₂₈₀ = 1.80 per 10¹² plaque-forming units). With the chemical system of concentration and purification followed by an ECTEOLA anion exchange run, the A₂₆₀ was 6.6 and the A₂₈₀ was 4.3.

Three tests were employed to determine the configuration of P4/2 DNA: (1) a formalin denaturation test, (2) a thermal …

The Fecal Shedding Of Listeria Monocytogenes By Conventional And "Germ Free" Mice, Margaret Joyce Ramsay

Loma Linda University Electronic Theses, Dissertations & Projects

A series of experiments involving Listeria monocytogenes was undertaken to study first the fecal shedding of Listeria by conventional mice challenged intraperitoneally with Listeria and second the fecal shedding and ability to survive of germ free mice with similar challenge. In addition, mites infesting Listeria infected mice were cultured for their possible contamination by Listeria.

Conventional mice were challenged intraperitoneally with a single near LD₅₀ dose of Listeria. Fecal Listeria were detected by collecting specimens from each mouse daily for the first 4 days and every second day thereafter. The feces was held at 7°C for 14 …

Survey Of Knowledge Of Fifty Registered Professional Nurses Regarding Selected Factors Of Indirect Blood Pressure Measurement, Audrey Gayle Krueger

Loma Linda University Electronic Theses, Dissertations & Projects

This study was concerned with determining the knowledge registered professional nurses had regarding selected factors that contributed to variations in the indirect measurement of blood pressure. It was thought that assessment of the nurses' knowledge could contribute to more effective nursing services by disclosing areas of weakness which could be strengthened by hospital in-service and nursing education. Literature was reviewed on the methods of measurement in current use, common errors encountered in indirect measures, and selected factors that influence blood pressure readings, i.e., cuff width, emotions and activities, obesity versus thinness, position of the subject, inflation and deflation of cuff …

Acquisition Of Health Knowledge In Selected Hong Kong Secondary Schools, Anne D. Lindt

Loma Linda University Electronic Theses, Dissertations & Projects

The exploratory survey method was used to determine the extent to whole scientific knowledge, related to principles and practices of healthful living, was enhanced during the secondary school education of students attending four Seventh-day Adventist secondary schools in Hong Kong. The tool, in the form of a health knowledge test designed to fit the cultural patterns of the population, was applied to 358 Form I (grade 7) and Form V (grade 11) students of the specified schools. Individual scores were computed and comparative analyses done on scores of groups of students representing the two different educational levels, sex differences, two …

Principles Understood By Nurses Relative To The Care Of Tracheostomy Patients, Mary Ann Featherstone

Loma Linda University Electronic Theses, Dissertations & Projects

A descriptive study was conducted to determine what scientific principles were understood by nurses relative to the care of tracheostomy patients. A random sample of thirty-five nurses: twenty-four from medical-surgical units, three from pediatric units, and eight nurses from intensive care units, were selected from nurses working at two community hospitals. The interview method was used to obtain the data. An interview guide was developed from information gained in the literature review and findings of the pilot study.

The findings of the study indicated that the nurses realized speech would be lost with tracheostomy, but other essential physiological changes were …

An Anthropometric Study Of The Face And Dentition Of The Papago Indian At The Stewart Indian School, Carson City, Nevada, Stephen J. Christensen

Loma Linda University Electronic Theses, Dissertations & Projects

The dentition and craniofacial complex of the Papago Indian was studied and compared to other groups. Casts of plaster and lateral cephalometric roentgenograms were obtained from 31 Papago Indians who were from southwestern Arizona and were attending high school at the Stewart Indian Boarding School, Carson City, Nevada. The individuals were between the ages of 13 and 20 years and had normal jaw relationships with no contiguous missing teeth. Data was obtained for the following variables from an oral examination, dental casts and tracings of the roentgenograms:

1. Degree of shovel shape of the maxillary centrals.
2. Frequency of cusp of Carabelli. …

A Survey Of Temperatures Of Adult Medical Patients, Marilyn Ruth Verabelle Pinder

Loma Linda University Electronic Theses, Dissertations & Projects

The problem of this study was (1) to find the incidence of fever among adult medical patients in the selected hospital, (2) to find the incidence of elevations of 100 degrees Fahrenheit or above after being below 100 for twenty-four hours or longer. and (3) to find what factor or factors, if any, could be used to identify these patients.

The study was conducted on the medical units of a selected hospital. Five hundred evening temperatures were taken from the temperature sheets and classified according to previous temperature, patterns. Four patients with beginning elevations were studied to find any factor …

The Relationship Between Stress And Communication When Receiving An Injection, Ulla Maria Sundell

Loma Linda University Electronic Theses, Dissertations & Projects

A descriptive research study was conducted on forty-five patients. The study was guided by the null hypotheses that: (1) positive communication will create more stress than by-talk communications (2) by-talk communication will create more stress than negative communications, and (3) positive communication will create more stress than negative communication. The purpose of the study was to find out the patients' reaction to nurses' controlled communication as they administered injections to the patients. Known factors that might have influenced the findings were eliminated. The Subjective Stress Scale checklist developed by Kerle and Bialek was used to measure stress. Collection of the …

The Protein Efficiency Ratios Of Certain Individual And Supplemented Plant Foods, Barbara Jemison Myers

Loma Linda University Electronic Theses, Dissertations & Projects

Various individual and supplemented plant proteins were studied by the protein efficiency ratio (PER) method to determine their relative abilities to promote growth in young albino rats. Animals received a 10 percent level of protein in an otherwise adequate ration.

A soy fiber product was found to have a PER which was not significantly different from that of the control, which received non-fat Animals received a dry milk as the only source of protein, Despite good growth, however. these experimental animals failed to show satisfactory reproductive responses. When wheat gluten, lentils or pinto beans were used individually as protein sources, …

An Organ Culture Technique For Maintaining The Pulp Tissue Of Intact Human Teeth, John P. Devincenzo

Loma Linda University Electronic Theses, Dissertations & Projects

The size of explants in organ culture is limited by their ability to feed, respire, and excrete by diffusion. The perfusion procedure described in this report is not limited to a particular explant size. The test tissue was the adult human tooth.

In order to maintain the pulp tissue of the intact human tooth in organ culture, special precautions were taken to prevent internal necrosis and to allow diffusion of nutrients and waste products. Using aseptic technique, a standard tissue culture medium plus appropriate antibiotics were delivered to a glass manifold housed in an incubator with an atmosphere at 100% …

Two Methods Of Collecting Clean-Voided Urine Specimens, Jo Helen Butner

Loma Linda University Electronic Theses, Dissertations & Projects

The purpose of this study was to find out if there was a need to cleanse the genitalia in women before obtaining a clean-voided urine specimen.

The experimental method was chosen as the method of study. Two clean-voided urine specimens were obtained from twenty-six nursing students in a selected school of nursing. One clean-voided urine specimen was obtained from each subject where the genitalia had not been cleansed and compared with a second clean-voided urine specimen obtained the following day from the same subject where the genitalia had been cleansed.

It was found that there was a mean of 54,438 …

Needle Length Required For Intramuscular Injection In Women, Olive Vaughan Blumenshein

Loma Linda University Electronic Theses, Dissertations & Projects

An exploratory study was done on fourteen females to find the depth of the subcutaneous tissue and the length of needle required to reach the musculature. Gross body measurements were correlated with the internal measurements to develop criteria predicting the depth on other individuals. Review of the literature showed that most authorities recommend two to two and one-half inch needles, while available disposable needles range from one-half to one and one-half inches in length. A pilot study of measurements taken on postmortem subjects was reported as unsatisfactory. The electrocardiograph with coaxial needle electrode was demonstrated to be a very accurate …

Techniques Found In Administering Intragluteal Injection, Lee Lee Santimalapongse

Loma Linda University Electronic Theses, Dissertations & Projects

This descriptive survey study was concerned with the problem of determining whether nurses were using an acceptable technique in giving intragluteal injections. With the increase of intramuscular injections the complications and injuries resulting from the intragluteal injections have increased. A review of literature disclosed a general agreement among authorities that damage to nerves and muscles in the administration of intragluteal injections could be minimized by careful selection of the injection site and the use of proper technique. Fifty registered nurses giving intragluteal injections in two general hospitals were observed, guided by a check list from the criteria recommended by Zelman. …

An Anthropometric Study Of The Face And Dentition Of The Pima Indian Population At The Stewart Indian School, Carson City, Nevada, Wilmonte Lee Penner

Loma Linda University Electronic Theses, Dissertations & Projects

Study casts and cephalograms were obtained on 18 female and 21 male Pima Indian students from the Stewart Indian Boarding School, Carson City, Nevada. Dentitional characteristics were assessed both clinically and by study casts. Cranio-facial analyses were performed by utilizing the skeletal and denture pattern variables suggested by the Downs and Riedel cephalometric analyses.

The purpose of this study was two-fold: (1) to determine the extent to which the Pima conforms to the Mongoloid master pattern, and (2) to test whether or not significant differences exist between the Pima and other Mongoloid groups which would allow discrimination.

The results of …

A Comparative Study Of The 5- And 3-Meal Plans In Six Convalescent Hospitals In San Bernardino County, Donna J. Meek

Loma Linda University Electronic Theses, Dissertations & Projects

A study comparing the 3- and 5-meal plans of food service, as used in long-stay geriatric units in San Bernardino County, have been compared. Three homes utilizing the 5-meal plan and three utilizing the 3-meal plan, to serve as controls, were chosen. A random sample of ten patients from each home was observed for three days to find the daily average nutrients in the foods served, eaten, and wasted. Also, interviews to compare factual information and attitudes were utilized for sample patients and personnel. The nutritional data was analyzed on the computer.

The results indicated that those on the 5-meal …

A Procedure For The Measurement Of Glosso-Maxillary Forces, Howard L. Lilly Jr.

Loma Linda University Electronic Theses, Dissertations & Projects

The purpose of this investigation was to develop a clinically feasible procedure for recording the magnitudes of glosso-maxillary forces at four palatal loci using an electronic transducer system described by Lear et, al. (1965). Of particular interest was the development of a convenient and accurate calibration device for both intraoral and extraoral application. A further object of interest was the effect an acrylic carrier plate might introduce to the magnitude of force response. Finally whether or not any significant adaptation to the carrier plate or to the transducers occurs during a reasonable testing period (six to seven hours).

A calibration …

Documentation Of Tooth Movement Utilizing Panoral Radiography, Robert M. Hauck

Loma Linda University Electronic Theses, Dissertations & Projects

Tooth movement has been documented utilizing the panoral radiograph. A positioning device, attached to the XRM Panorex X-Ray machine, was the means of patient orientation for the necessary radiographs required during the course of this investigation.

A group of ten beginning orthodontic patients, each requiring cuspid retraction, was chosen for evaluation of tooth position. Three contemporary retraction devices were employed during the course of this study. Tooth position was documented by use of panoral radiography during the retraction of these teeth.

The panoral radiographs were taken at monthly intervals over a period of eleven months for each patient. Composite tracings …

A Growth Study On Phenylketonurics, Emma Johnson Aitken

Loma Linda University Electronic Theses, Dissertations & Projects

Data from forty-eight medical records of phenylketonuria children under treatment were investigated to determine if growth, as measured by stature, was normal; and to determine if the state of control or the age at beginning of treatment had an effect on growth. Mean intakes of phenylalanine, protein, and calories were obtained on the nutritional data only if the simultaneous serum phenylalanine was equal to or less than 6 milligrams per cent. These means were grouped according to the age of the children into 7 groups (0

The height at beginning of treatment and the last measured height was compared with …

Two Attempted Investigations Into The Complexities Of Staphylococcal Disease, Harriet M. Sands

Loma Linda University Electronic Theses, Dissertations & Projects

Two investigations were attempted to add insight into the multiple problems related to staphylococcal infections. A comparison study was made of the hospital expenses of a group of hospitalized patients whose apparently clean surgical wounds developed staphylococci, and a comparable group whose surgical wounds healed without infection.

A review of approximately one hundred medical records for the pilot study revealed three instances of staphylococcal infection in apparently clean surgical wounds. The three patients required 239 days of hospitalization at a total hospital cost of $13,702.11. The three comparable patients whose surgical wounds remained clean required 27 days hospitalization at a …

Patient Satisfaction With Nursing Care During Labor And Delivery, Afton G. Pratt

Loma Linda University Electronic Theses, Dissertations & Projects

Within the scope of the questionnaire designed for this study, it was proposed to determine the satisfactions and dissatisfactions of obstetrical patients at a selected hospital. The study was concerned with patients' perception of nursing care through labor and delivery. Thirty postpartal clinic patients were interviewed in the hospital, using the interview guide which was constructed by the nurse researcher. Groups of questions in the interview guide corresponded to five categories. These five categories comprised the analysis sheet. The findings of the study are given for each of the following categories: One-A--Congeniality of Nurse to Mother. Friendliness of the admitting …

Factors Hindering Public Health Nursing Of Tuberculosis Patients, Lida Mae Yeoman

Loma Linda University Electronic Theses, Dissertations & Projects

The study was conducted to identify some of the factors that interfere or hinder the public health nursing of the private physician's tuberculosis patient. Of fifty-one tuberculosis patients who received their care from private physicians, nineteen were interviewed. The sample was limited because patients had moved and because patient or physician refused to participate. Data were collected by use of an interview in the home. The overall findings indicated that the private physicians tuberculosis patient recognized the role of the public health nurse and the responsibility of the Health Department but resented its authority. It would appear that the patients …

An Anthropometric Study Of The Face And Dentition Of The Apache Indian Population At The Stewart Indian School, Garold D. Becker

Loma Linda University Electronic Theses, Dissertations & Projects

Cephalometric and dental morphology records were obtained from forty-three contemporary Apache Indian subjects (living at the Stewart Boarding School for Indians, Carson City, Nevada) to study the cranial, facial, skeletal and dentitional patterns and compare discriminately to other contemporary North American Indian groups: Pima, Papago, Mayo and Chamula. Materials on other Indian tribes considered were obtained from studies completed at Loma Linda University. The data obtained from dental morphology analysis of the Apache Indian subjects was com pared to the Mongoloid Master Pattern (1-4) as described by Moorrees (1957).

The contemporary Apache Indian conformed to the Mongoloid Master Pattern for …

The Image Of The Public Health Nurse As Seen By The Medically Indigent Prenatal Patient, Arlene Parrish Gray, Corlene Waddell Lambeth

Loma Linda University Electronic Theses, Dissertations & Projects

The purpose of this study was to ascertain the image of the public health nurse as seen by the medically indigent prenatal patient who has had a public health nursing visit in the home. With this knowledge, she could plan a more effective approach, provide better services, and be better prepared to meet the needs of the prenatal patient. This study was aimed to explore the patients' concepts of the public health nurse's personal characteristics, her functions, and comparison of her image with other helping professions and to identify influencing factors affecting image formation. The exploratory approach was used and …

Antibiotics And The Wasting Disease In Neonatally Thymectomized Rats, Douglas M. Grignon

Loma Linda University Electronic Theses, Dissertations & Projects

The administration of the antibiotic, Chloramphenicol, to pregnant rats just prior to, and for four days after delivery, diminishes the incidence of the so-called "Wasting Disease" in neonatally thymectomized rats.

A total of 50 rats were divided into the following groups:

1. Thymectomy only---nonmedicated 17 rats
2. Thymectomy only---medicated 12 rats
3. Thymectomy-adrenalectomy---nonmedicated 5 rats
4. Thymectomy-adrenalectomy---medicated 8 rats
5. Controls---nonmedicated 4 rats
6. Controls---medicated 4 rats

Chloramphenicol was administered in the drinking water to the mothers of groups 2, 4 and 6 for about 2 days prior to delivery and 4 days after. On the day of birth or within three days after birth, the …

Motivating Factors In Completing Tetanus Immunization, Eva Mae Krohn Leech

Loma Linda University Electronic Theses, Dissertations & Projects

It was the problem of this study to find out the number of people who were given tetanus antitoxin who did and did not initiate and complete tetanus immunization and to find out why they did or did not do so. The subjects were patients from two hospitals who had been given tetanus antitoxin sometime between January 1, 1963, and October 15, 1963. These subjects were contacted through the use of a questionnaire. The 75 who returned the questionnaire were considered respondents of the study.

This sample was composed primarily of men who were married and were members of the …

Time Study Of Emergency Care In A Selected Hospital, Pauline Neal

Loma Linda University Electronic Theses, Dissertations & Projects

The problem of this study was to find out the time lapse between admission and discharge of patients entering the selected emergency room and to determine the portion of the total time spent in prescribed, selected areas. The purpose was to determine areas where the major portion of time was spent by patients and to analyze the reasons for the amount of time required to complete patient care. It was hypothesized that there was unnecessary delay in the rendering of patient care in the selected emergency room. Literature was reviewed to provide background information for the study. The descriptive survey …

The Relationship Of Instructions During Labor And Relaxation, Frances Josephine Hume Lopez

Loma Linda University Electronic Theses, Dissertations & Projects

A causal-comparative study was done in a county hospital using twenty subjects to determine if the ''unprepared" primigravida patient in active labor will experience less pain if given instructions to aid relaxation. It was hypothesized that the "unprepared" primigravida patients receiving continuous nurse attendance plus instructions to aid relaxation by (1) breathing techniques, and (2) body positions would show less evidences of pain, tension and anxiety during the first and second stages of labor than the group of patients which received only the continuous nurse attendance.

Two devices, (1) a structured observation, (2) a questionnaire with fixed-alternative questions, were used …

An Analysis Of Orthodontic Treatment Results, William S. Asano

Loma Linda University Electronic Theses, Dissertations & Projects

A study of orthodontic treatment results was made on forty patients treated by the graduate students Loma Linda University. The purpose of the study was to determine the treatment changes in patients treated in the graduate clinic. The study was based on the findings of the cephalometric and full mouth radiographs. The distribution of the malocclusions were similar to those found in other studies. The group of forty patients was divided for paired comparisons of type of malocclusion, length of treatment, and extraction of teeth. Statistical correlations were computed on every change investigated in this study.

The Steiner Analysis and …

A Study Of The Relationship Between Preoperative Anxiety And Postoperative Vomiting, Taye Grace Emori

Loma Linda University Electronic Theses, Dissertations & Projects

The identification of anxiety as a causative factor in post operative vomiting was the purpose of this study. It was hypothesized that the more anxiety a patient experienced before surgery, the greater would be his chances of vomiting immediately after surgery.

The establishment of an underlying basis and need for a study of the relationship of anxiety and postoperative vomiting were made through a review of literature. The factors which researchers believed were contributory to postoperative vomiting and the possible inclusion of anxiety as one of them were studied.

Three physiologic measures (systolic blood pressure, heart rate, and eosinophil count) …

Hospital Situations In Which Male Patients Prefer A Male Nurse, Norma Groome White

Loma Linda University Electronic Theses, Dissertations & Projects

This was a study of the preferences of men patients for the sex of the nurse desired to meet their physical, social, spiritual, and emotional needs. The purposes of the study were: (1) to identify the hospital situations in which a male nurse is preferred to give care, (2) to provide information that could be used in the utilization of male personnel, and (3) to provide information that could be used to possibly provide for better fulfillment of the needs of male patients.

The descriptive survey was chosen as the method of study. A questionnaire of thirty-five hospital situations was …