Summary: Humans have vestigial ear muscles that once helped our ancestors focus on sounds. New research shows these muscles still activate when we strain to hear in noisy environments. Scientists used ...
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Best demonstrated on CT,44 characteristic findings of a cholesteatoma include soft tissue in the epitympanum within Prussak’s space (lateral to the ossicles), with associated erosive changes of the ...
Some people experience fluttering sounds in the ears that come and go, while others may hear a continuous sound. Causes include tinnitus, dysfunction of tissues in the ear, and high blood pressure.
Since we’re almost always more worried about making sure our bodies and legs are warm and layered, our ears sadly become an afterthought. This is why wearing a truly great pair of earmuffs ...
Scarlett Johansson and Jenna Bush Hager sealed their friendship by getting their ears pierced live on TODAY with Jenna & Friends — with only a little hand-holding required. Jenna and her guest ...
It often uses old structures (or ancient genes) for new jobs. The mammalian ear is a perfect example. Over the eons, the jawbones of our fish ancestors became three separate small bones that ...
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