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A researcher uses random-digit dialing to conduct a survey using telephone interviews.Suppose that many people don't answer their phone for the survey because when they check the caller identification,they don't recognize the phone number.This represents the potential problem of
Senescence
Period of the life span marked by declines in physical functioning usually associated with aging; begins at different ages for different people.
Synaptic Pruning
The process of eliminating synaptic connections in the brain that are weak or unused to enhance neurological efficiency.
Neuronal Pruning
The process of eliminating unused or weaker neuronal connections in the brain to enhance the efficiency of neuronal transmissions.
Neurogenesis
The process by which new neurons are formed in the brain, which occurs throughout a person's life, particularly in the hippocampus and olfactory bulb.
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