Want this question answered?
The very center is the Double Bulls eye, and the small ring around it is the Bulls eye.
The very center is the double bulls eye, and the small ring around it is just bulls eye.
papilla constrictor muscle of iris diaphragm
The iris is not at the back of the eye. The structure at the back of the eye (on the inside) is called the retina. That's the part that senses light. The iris is a structure at the front of the eye, consisting of a ring of muscle with an opening in the center, called a pupil. The iris can shrink the pupil, to admit less light, or expand the pupil to a larger size to admit more light. Eye color is deterimned by the iris. It is the only colorful muscle.
Epicranius Muscle
It's called the Levator palpebrae superioris muscle.
Epicranius
The intrinsic muscle are involunary and respond to light intensity and required focal langth without conscious intervention. The extrinsic muscle of the eye are volunary and move the eye to look around under conscious control. The eye itself is ofcourse not a muscle at all.
The coloured section of your eye is called the 'iris'. And the black circular ring is called the pupil.
Orbicularis oculi is part of the eye that works your eyelids. This is a muscle in the face.
Superior Rectus allows you to look Up & In, whiel the Superior Oblique allows you to look Up & Out.
a flat, colored, ring-shaped membrane of the eye is called the iris