Aging and Human Lifespan
Biology ⇒ Human Biology
Aging and Human Lifespan starts at 9 and continues till grade 12.
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See sample questions for grade 9
Describe one social impact of an aging population.
Describe one way in which aging affects the skeletal system.
Describe one way in which aging can affect the digestive system.
Describe one way in which regular exercise can affect the aging process.
Explain how aging affects the senses, such as vision and hearing.
Explain why memory loss is common in older adults.
Explain why older adults are more susceptible to infections.
Explain why older adults may need different medication dosages than younger people.
Explain why the skin becomes wrinkled as people age.
What is aging in the context of human biology?
What is the difference between life expectancy and lifespan?
What is the main function of telomerase in relation to aging?
What is the main reason why muscle mass decreases with age?
What is the role of antioxidants in aging?
A scientist is studying two groups of people: Group A has a family history of living beyond 90 years, while Group B has a family history of living up to 70 years. What biological factor is most likely influencing the difference in lifespan between these groups?
Describe how oxidative stress can accelerate the aging process in human cells.
Explain how the shortening of telomeres during cell division contributes to the aging process at the cellular level.
Explain why maintaining muscle strength is important for older adults in preventing falls and injuries.
