The whale ear, initially designed for hearing in air, became adapted for hearing underwater in less than ten million years of evolution. This study describes the evolution of underwater hearing in cetaceans, focusing on changes in sound transmission…
Cetaceans (whales, dolphins, and porpoises) have a soft tissue flipper that encases most of the forelimb, and elongated digits with an increased number of phalanges (hyperphalangy). In addition, some cetaceans exhibit a reduction in digit number.…
BACKGROUND: Standardized patients (SPs) portray emotionally intense roles that can have unintended deleterious effects including burnout. PURPOSE: This study explored SP characteristics that could serve as protective factors against these adverse…
