LEADER 00000ngm a2200361Ka 4500 001 50141668 005 20020709 TAPE OCLC0709: 0404 007 mr caaadmnartuuac------ 008 020710p1960196uxxu008 mleng d 009 Reclvl: f Addate: 020710 Addid: OCL Moddate: 080606 Modid: XRF 035 (PFA-FILM)9698 035 GLADN184893766 040 CUY|cCUY 090 |b1604-04-1605 245 00 Frog heartbeat|h[motion picture] / a Thorne Films release ; photographed and produced by Dr. Charles H. Norris, Dr. Oakleigh Thorne, II in cooperation with the Department of Biology, University of Colorado. 257 United States. 260 United States :|bThorne Films,|cc1960 ;|aUnited States : |bUniversity of California Extension Media Center, |c[196?]. 300 1 reel of 1 (8 min.) (264 ft.) :|bopt sd., col. ;|c16 mm. |3print. 490 1 Norris Physiology Series. 500 Production date and credits taken from print. 506 Pacific Film Archive collection; non-circulating.|5CBPF. 520 A pithed frog is dissected to allow viewers to observe the three chambers of the heart in action. Pithing destroys the brain and spinal chord so that the frog feels no pain. An explanation of diastole and systole is provided. A pin is hooked to the apex of the ventricle to record the heartbeat on a kymograph. 590 PFA 1604-04-1605. |aCONDITION NOTE: Last checked: July 1, 2002, good condition. 650 0 Frogs. 650 0 Heart beat. 650 0 Heart|xContraction. 650 0 Diastole (Cardiac cycle) 650 0 Pithing (Zoology) 655 7 Shorts.|2mim 655 7 Educational/cultural works.|2mim 655 7 Instruction.|2mim 655 7 Scientific works (Nonfiction).|2mim 700 1 Norris, Charles H.,|cDr. 700 1 Thorne, Oakleigh,|cII,|cDr. 710 2 Thorne Films, Inc. 710 2 University of Colorado, Department of Biology. 830 0 Norris Physiology Series. 935 GLADN184893766 954 20120801|bMarcive Authority Bib 956 20140224|bPFA migration/merge load 957 OCLC xref loaded 20140928 994 01|bCUY