Sentences with phrase «reductions in brain size»

Evidence from fossil hippopotamuses also shows such dramatic reductions in brain size in mammals are possible.

Not exact matches

The study, recently published in the journal Resuscitation, found that patients discharged in «good neurological condition» after a brief cardiac arrest (when the heart suddenly stops beating normally and can not pump blood effectively) had significant memory problems and a 10 to 20 per cent reduction in size of their brain's memory region, the hippocampus.

This means that a group of risk genes is connected with a reduction in the size of a critical region of the brain before the disorder manifests itself.

This research challenges the classically accepted view that reduction of tooth size in hominins is linked with having a larger brain.

As the mice developed, Verma's team found that the rodents» brains were only a third of their normal size, with particularly striking reductions in brain areas involved in learning and memory.

Along with a larger brain — about two - thirds the size of ours — came a reduction in the size and projection of the face, including much smaller teeth and jaws than those of Paranthropus (H. erectus's contemporary in Africa) and loss of the skull crest.

Because of the size of the Purkinje cells, their cellular processes (axons and dendrites), and the stimulation of the cells that they connect to, there is a gross reduction in size and weight of the cerebellum compared to the rest of the brain in CA affected dogs.