A smile a smile is a

Smile Essential is a very special dental practice focused on personal service delivered with kindness and compassion. Our aim is to provide a safe, happy environment for our patients and the highest standard of dental care for peace of mind dental care. A number of main bus routes directly serve the practice too.

A smile a smile is a

Historical background[ edit ] An Arab girl smiling Primatologist Signe Preuschoft traces the smile back over 30 million years of evolution to a "fear grin" stemming from monkeys and apes who often used barely clenched teeth to portray to predators that they were harmless, or to signal submission to more dominant group members.

The smile may have evolved differently among species and especially among humans.

Welcome to Alabama Smile Builders! Your Dentist in Decatur, Alabama. We are so excited to welcome Dr. Justin M. Bishop to our practice. Graduating from the University of Alabama in Birmingham as a Doctor of Dental Medicine, Dr. Justin becomes the 3rd generation in his family to practice dentistry. Church Web Design Trinet Internet Solutions, Inc. A relaxed and friendly environment. Our friendly staff ensure a warm welcome awaits your every visit to Berwick Smile Dental Care, with our calm environment designed to put you at ease.

Also, other types of primates can express this gesture as a symbol of happiness and fun. Social effects[ edit ] A smile seems to have a favorable influence upon others and makes one likable and more approachable.

Smiling is sometimes a pre-laughing device and is a common pattern for paving the way to laughter; Smiling can be used as a response to laughter in the previous turn. One of these is advertisement of sexual interest.

Female smiles are appealing to heterosexual males, increasing physical attractiveness and enhancing sex appeal.

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However, recent research indicates a man's smile may or may not be most effective in attracting heterosexual women, and that facial expressions such as pride or even shame might be more effective. The researchers ignored the role of smiles in other sexual preferences.

It may take the form of positive reinforcementpossibly for an underhand manipulative and abusive purpose. Cultural differences[ edit ] In the 19th century and early 20th century, photographs didn't often depict smiling people in accordance to cultural conventions of Victorian and Edwardian culture.

In contrast, the photograph Eating Rice, China reflects differing cultural attitudes of the time, depicting a smiling Chinese man. Too much smiling can be viewed as a sign of shallowness or dishonesty.

Some people may smile at others to indicate a friendly greeting.

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A smile may be reserved for close friends and family members. Many people in the former Soviet Union area consider smiling at strangers in public to be unusual and even suspicious behavior. Cheek dimples are visible indentations of the epidermiscaused by underlying flesh, which form on some people's cheeks, especially when they smile.

Dimples are genetically inherited and are a dominant trait. A rarer form is the single dimple, which occurs on one side of the face only. Anatomically, dimples may be caused by variations in the structure of the facial muscle known as zygomaticus major.

Specifically, the presence of a double or bifid zygomaticus major muscle may explain the formation of cheek dimples. As it travels anteriorly, it then divides with a superior bundle that inserts in the typical position above the corner of the mouth. An inferior bundle inserts below the corner of the mouth.

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Duchenne smile[ edit ] A Duchenne smile engages the muscles around the mouth and eyes. While conducting research on the physiology of facial expressions in the midth century, French neurologist Guillaume Duchenne identified two distinct types of smiles. A Duchenne smile involves contraction of both the zygomatic major muscle which raises the corners of the mouth and the orbicularis oculi muscle which raises the cheeks and forms crow's feet around the eyes.

More recent research suggests that smiling in which the muscle around the eye contracts, raising the cheeks high Duchenne smilingis uniquely associated with positive emotion.

It is named after the now defunct airline Pan American World Airwayswhose flight attendants would always flash every passenger the same perfunctory smile.

In animals[ edit ] In animals, the baring of teeth is often used as a threat or warning display —known as a snarl —or a sign of submission.Church Web Design Trinet Internet Solutions, Inc.

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Based in St Helier, Jersey, we are one of the leading dental practices in the Channel Islands, offering a wide variety of affordable treatments for naturally beautiful smiles. A smile is a facial expression formed primarily by flexing the muscles at the sides of the lausannecongress2018.com is believed it takes about 42 muscles to smile.

Some smiles include a contraction of the muscles at the corner of the eyes, an action known as a "Duchenne smile".Smiles performed without the eye contraction may be perceived as insincere.

A smile a smile is a

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