Classically, destruction of the major portion of the cerebellar hemispheres in humans is associated with pendular deep-tendon reflexes. The reflexes are poorly checked so that when testing the patellar reflex, for example, the leg may swing to-and-fro (like a pendulum).
Medical Definition of splanchnopleure. : a layer of tissue that consists of the inner of the two layers into which the unsegmented sheet of mesoderm splits in the embryo of a craniate vertebrate together with the endoderm internal to it and that forms most of the walls and substance of the visceral organsâcompare somatopleure.
A layer of cells in a vertebrate embryo, formed by association of part of the mesoderm with the endoderm and developing into the wall of the viscera. [New Latin splanchnopleura : splanchno-, of viscera; see splanchnology + Greek pleura, side.] splanchâ²noÂ·pleuâ²ral (-ploÍorâ²Él), splanchâ²noÂ·pleuâ²ric (-ploÍorâ²Ä­k) adj.