Thirty-Year-Old Lee Is a Professional Trucker with Normal Vision

question 76

Multiple Choice

Thirty-year-old Lee is a professional trucker with normal vision. What common visual problem is likely to impact his driving in later life?

• A) nearsightedness and a need for corrective lenses
• B) temporary blindness, especially at night
• C) difficulty in adjusting from bright light to darkness
• D) loss of depth perception on cloudy days

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Definitions:

Brain

The brain is the organ of the central nervous system in humans and other vertebrates, responsible for cognitive functions, sensory processing, emotional responses, and regulation of vital body functions.

Neural Tube

The precursor to the central nervous system in vertebrates, which develops into the brain and spinal cord.

Forebrain

The anterior part of the brain, including the cerebral hemispheres, thalamus, and hypothalamus, responsible for sensory and associative functions.

Hindbrain

The posterior part of the brain comprising structures including the cerebellum and brainstem, responsible for regulating basic functions such as heartbeat and respiration.