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Biomedical subjects

B B Walbran

Publications and source records attributed to B B Walbran.

5 recordsLinked to original sources

Observing staff-resident interactions: what staff do, what residents receive.

Observations of direct-care staff behavior were made for 20 consecutive days at various locations in a large state-operated residential facility serving clients with mental retardation. Results indicated that the clients' functioning level, the presence of professional staff, the location of the observation, and the resident-staff ratio significantly affected the activities of direct-care staff as well as the kind of care an individual client received. Recommendations were made for increasing the frequency of desirable client-staff interactions.

Activities of Daily Living↗

Association of cerebral infarction and chronic alcoholism: an autopsy study.

Central nervous system (CNS) infarcts were present at autopsy in 10 of 23 alcoholic patients and in 9 of 36 nonalcoholic patients. There were more males than expected in the infarct population and in the alcoholic population. Male subjects comprised the entire population of alcoholics with infarcts. In addition, a history of alcohol abuse was present in every case of cerebral infarction dying before age 75. The incidence of cardiomegaly was increased among the alcoholics. There were no differences between alcoholics and nonalcoholics in the incidence of diagnosed hypertension, moderate-to-severe coronary atherosclerosis, or adult onset diabetes. However, CNS infarction was more likely to occur at an earlier age in alcoholics than in nonalcoholics. Excessive alcohol consumption may be a risk factor in the premature development of cerebrovascular disease in males.

Adult↗

Effects of central nervous system accumulation of tellurium on behavior in rats.

Rats were treated for 112 days with daily injections of 2 mg/kg potassium tellurite in Sorensen's phosphate buffer or with the buffer vehicle only. At sacrifice, the cerebral gray matter of the animals treated with tellurite was grossly darkened. The presence of tellurium in cerebellum was confirmed by atomic absorption spectrophotometry. Growth of the tellurite-treated animals was significantly impaired when compared with control animals. However, in a T-maze the activity level of the tellurite-treated animals was increased. On a simple delayed response task, the performance of the tellurite-treated animals was more consistent than that of the buffer-treated animals.

Animals↗