How long does it take the earth to travel in a circle

It takes exactly 365 days. The easiest way to memorize this is in the U.S 365 days is a entire year and 1 year is how long it takes to go around the sun. But in different terms it takes 24 hours to rotate in a full circle.

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.