Age-Related Changes Quiz

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10 Questions

Which of the following occurs as a result of reduced elastin combined with increased collagen cross links?

Loss of elasticity of the skin

At what age can irreversible changes in the function of most organs be shown to occur?

Third and fourth decades of life

What contributes to hair turning gray with age?

Decrease in melanocytes

Which physiological process does normal aging affect?

All physiological processes

What are some of the changes that occur in the musculoskeletal & neuromuscular systems with aging?

Changes to bones, nerves & muscles resulting in various complications

What is the medical term for the volume of air remaining in the lungs after a maximal expiratory effort?

Residual volume (RV)

Which term refers to the amount of air breathed in or out during normal respiration?

Tidal volume

What does the forced expiratory volume (FEV) measure?

How much air a person can exhale during a forced breath

What is the sum of Inspiratory Reserve volume, Tidal volume, and Expiratory Reserve volume known as?

Vital capacity

What does VO2 max measure?

The maximum rate of oxygen consumption

Test your knowledge of age-related changes with this quiz. Explore the physiological and pathological effects of normal aging on various organ systems. Evaluate your understanding of the irreversible changes that occur as we age.

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