Which Term Identifies the Defect Where the Lens Produces a Line

question 4

Multiple Choice

Which term identifies the defect where the lens produces a line image of a point source?

• A)myopia
• B)presbyopia
• C)hyperopia
• D)astigmatism

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Definitions:

Phenylketonuria (PKU)

A genetic disorder caused by a defect in the gene responsible for processing the amino acid phenylalanine, leading to its accumulation and resulting in cognitive disability if untreated.

Phenylalanine

An essential amino acid that is a precursor for neurotransmitters such as dopamine and norepinephrine, important for brain function.

Mental Retardation

An outdated term for intellectual disability, characterized by below-average intellectual ability and a lack of skills necessary for day-to-day living.

Obsessive-Compulsive Disorder

A chronic anxiety disorder characterized by uncontrollable, recurring thoughts (obsessions) and behaviors (compulsions) that the individual feels the urge to repeat continuously.