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.
Too much or too little light can hamper vision. The muscular iris moves to shrink the pupil if there is too much light and widen it if there is not enough. This is an involuntary function, controlled by the brain. The iris is made almost entirely of connective tissue and smooth muscle fibers.Despite a common belief, actual change in color of the iris rarely happens. While the color of an eye may appear to change, this is typically due to lighting changes or perception based off nearby colors.oo much or too little light can hamper vision. The muscular iris moves to shrink the pupil if there is too much light and widen it if there is not enough. This is an involuntary function, controlled by the brain. The iris is made almost entirely of connective tissue and smooth muscle fibers.