Aging and Human Lifespan

Biology ⇒ Human Biology

Aging and Human Lifespan starts at 9 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Aging and Human Lifespan. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 11

Describe how lifestyle choices can impact the rate of aging.

Describe one reason why the elderly are at higher risk for dehydration.

Describe one way in which the immune system changes with age.

Describe the difference between chronological age and biological age.

Describe the free radical theory of aging.

Explain how oxidative stress contributes to aging.

Explain the concept of 'healthspan' and how it differs from 'lifespan'.

Explain the role of antioxidants in aging.

Explain the role of mitochondria in the aging process.

Explain why older adults are more susceptible to chronic diseases.

Name one genetic disorder that causes premature aging in humans.

What is the main function of telomerase in cells?

What is the maximum documented human lifespan?

Which hormone decreases significantly with age and is associated with menopause in women?

Which organ system is most affected by osteoporosis in the elderly?