Movement of ear pinna in man. Its frequency, heritability and significance. A survey study in western Iraq

ABSTRACT

This survey was conducted to determine-the percentage of those who are able to move their auricles, and to establish a concept for the heredity of the trait in western Iraq. The sample size was 10,000 individuals. Results have shown that for every one thousand there were eight persons able to move their auricics [0.8%], and the trait was more frequent in males than females with a ratio of 4 1 Statistically there was a significant association between the children and parents, and the trait appeared to be heritable