Certainly the largest category, economic interest groups include organizations that represent big business, such as the U.S. Chamber of Commerce and the National Association of Manufacturers (NAM), as well as big labor â the American Federation of Labor and Congress of Industrial Organization (AFL-CIO) and the International Brotherhood of Teamsters ...
The levator palpebrae superioris originates on the lesser wing of the sphenoid bone, just above the optic foramen. It broadens and decreases in thickness (becomes thinner) and becomes the levator aponeurosis. This portion inserts on the skin of the upper eyelid, as well as the superior tarsal plate. It is a skeletal muscle. The superior tarsal muscle, a smooth muscle, is attached to the levator palpebrae superioris, and inserts on the superior tarsal plate as well.
1 A chalazionis a lump in the upper or lower eyelid caused by obstruction and inflammation of an oil gland of the eyelid. 2  A chalazion is not a tumor or growth and does not cause permanent changes in the vision. 3  A chalazion is very common and usually goes away without the necessity of surgery.yelid glands are called the meibomian glands. They are also known as the palpebral glands, tarsal glands, or tarsoconjunctival glands. There are 30 to 40 of these glands in each of the upper and lower lids. These glands produce a thick liquid secretion that is discharged into the tear film of the eye.