CATALOG 1952-1953 GRADUATE COURSES PLY. 501.-Neurology. 3 hours, and 6 hours laboratory. 5 credits. A required course for pharmacology majors. Offered 1. Anatomy and pathological physiology of the nervous system. PLY. 507.-Advanced Pharmacology. 3 hours. 3 credits. Prerequisite or corequisite: PLY. 501. Offered 1. Theories of drug action. PLY. 508.-Advanced Pharmacology. 3 hours. 3 credits. The second half of the course PLY. 507-508. Required for majors. Offered 2. Theories of drug action. PLY. 509.-Advanced Pharmacology Laboratory. 3 hours. 1 credit. Of- fered 1. Laboratory for PLY. 507. PLY. 510.-Advanced Pharmacology Laboratory. 3 hours. 1 credit. Of- fered 2. Laboratory for PLY. 508. PLY. 521.-Mammalian Histology. 2 hours, and 6 hours laboratory. 4 credits. Required for majors. Offered 1. The microscopic study of the tissues and organs of mammals. PLY. 522.-Pathology. 3 hours, and 6 hours laboratory. 5 credits. Pre- requisites: 8 hours of physiology and neurology and PLY. 521. Required of Ph.D. majors. Offered 1. Histologic and physiologic changes coincidental with disease. PLY. 530.-Special Problems. 2 hours, and 6 hours laboratory. 5 credits. Prerequisites: PLY. 507-508, one semester of statistics. Offered 1. Content of course will vary from year to year. For the most part, problems of a toxicological nature will be selected. PLY. 550.-Advanced Pharmacological Testing. 2 hours, and 6 hours lab- oratory. 4 credits. Prerequisites: PLY. 507-508, one semester of statistics. Of- fered 2. Theories and techniques utilized in pharmacological research and testing. PHARMACY Instructional Staff 1951-52 Husa, W. J., Head; Becker, C. H., Duckworth, F. A., Feurt, S. D., Foote, P. A., Gramling, L. G., Hamner, M. E. PHY. 106.-Pharmaceutical Calculations. 2 hours. 2 credits. Offered 1, 2, 3. Calculations used in pharmaceutical work with emphasis on practical problems. Replaces PHY. 402 for students beginning in September, 1951, or thereafter. The statement "Offered 1" means offered first semester; 2, second semester; 3, summer session.