By Age 50,many People Need Reading Glasses or Bifocals to Improve

question 138

Multiple Choice

By age 50,many people need reading glasses or bifocals to improve their vision.This physiological change is a good example of a:

• A)nonnormative life event.
• B)multidirectional influence on development.
• C)normative age-graded influence on development.
• D)nonnormative age-graded influence on development.

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Definitions:

Phenylketonuria (PKU)

An inherited metabolic disorder characterized by the inability to break down the amino acid phenylalanine, leading to intellectual disability and other health issues if untreated.

Huntington's Disease (HD)

A hereditary and degenerative brain disorder that leads to physical, cognitive, and emotional symptoms, with no current cure.

Turner Syndrome

A chromosomal disorder affecting females, characterized by the partial or complete absence of one X chromosome.

Estrogen Replacement Therapy

A treatment involving estrogen hormone therapy, often prescribed to alleviate menopausal symptoms and reduce risks of certain health conditions in postmenopausal women.