It’s easy to poke fun at someone with big ears, but human bodies have an interesting ... The ear’s outer flap, called the pinna, acts as a sound-gatherer, “a bit like a horn,” Dr. Ricketts ...

Typically the pinna and the ear canal together amplify sounds by anywhere ... energy in the 2000-4000 Hertz frequency range in humans. Human beings predominantly communicate via speech and this ...

One of the very advanced sensitive organs of the human body ... and the inner ear. The outer ear consists of the pinna or auricle, the part that we see on the side of the head, and the tube ...

If the inner surface of the ear (usually, but not always, one side only) of your dog suddenly becomes swollen, then 99 times out of 100 it is because small blood vessels in the ear flap have ...

Those external folds of cartilage and skin, called the pinna, have important resonant properties that modify high-frequency sound waves entering the ear before funneling them to the middle ear.

It turns out these pieces—also called pinnae or auricula—act like funnels: They collect, amplify and direct sound waves to the ear canal. Pinnae are not randomly created. Take the human pinna ...

The team discovered this ability by measuring electrical signals in the muscles of the vestigial motor system in the human ear ... of the pinna (the visible outer part of the ear).

Scientists discovered that human subjects who shifted their gaze to the left or right weakly activated a muscle within the posterior wall of the outer ear, or pinna. Later studies measured the ...

Gills and mammalian ears bear little resemblance ... pattern in the cartilage cells (also known as chondrocytes) of human pinna most closely resembles that of zebrafish gill chondrocytes than ...

Most types of ear cancer will affect hearing, which may lead to a complete loss of hearing. Basal cell carcinoma (BCC) is a form of skin cancer that can develop on the pinna or outer ear ...

It’s easy to poke fun at someone with big ears, but human bodies have an interesting way of evolving to optimize their effectiveness. One expert, Todd Ricketts, director of graduate studies in ...