A person is observing a distant object in a dimly lit area. The person then moves into a well-lit area and looks at a nearby object. Which statement describes some of the changes that occur in the person’s eyes?
- AThe circular muscles of the iris contract, the pupil constricts, the ciliary muscles relax and the lens gets thicker.
- BThe radial muscles of the iris relax, the circular muscles of the iris contract, the pupil constricts and the lens gets thinner.
- CThe radial muscles of the iris relax, the pupil constricts, the ciliary muscles contract and the lens gets thicker.
- DThe radial muscles of the iris relax, the pupil dilates, the ciliary muscles relax and the lens gets thicker.