Poaceae Poaceae Poaceae () or Gramineae is a large and nearly ubiquitous family of monocotyledonous flowering plants known as grasses, commonly referred to collectively as grass. Poaceae includes the cereal grasses, bamboos and the grasses of natural grassland and cultivated lawns and pasture. Grasses have stems that are hollow except at the nodes and narrow alternate leaves borne in two ranks. The lower part of each leaf encloses the stem, forming a leaf-sheath. With around 780 genera and around 12,000 species, Poaceae are the fifth-largest , following the Asteraceae, Orchidaceae, Fabaceae and Rubiaceae. Grasslands such as savannah and prairie where grasses
Experiments in the Revival of Organisms Experiments in the Revival of Organisms Experiments in the Revival of Organisms () is a 1940 motion picture which documents Soviet research into the resuscitation of clinically dead organisms. It is available from the Prelinger Archives, and it is in the public domain. The operations are credited to Doctor Sergei Brukhonenko and Boris Levinskovsky, who were demonstrating a special heart-lung apparatus called the autojektor (or autojector), also referred to as the heart-lung machine, to the Second Congress of Russian Pathologists in Moscow. It was filmed at the Institute of Experimental Physiology and Therapy, which is also in Moscow. The heart-lung