According to the Focus on Neuroscience Box, "Boosting the Aging

question 235

Multiple Choice

According to the Focus on Neuroscience box, "Boosting the Aging Brain," dozens of studies have shown that _____ can improve cognitive functioning in old age.

• A)napping
• B)aerobic exercise
• C)remaining sedentary
• D)nothing

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Definitions:

Sensory Receptors

Specialized cells or proteins in organisms that detect and respond to external stimuli, transmitting sensory information to the nervous system.

Efferent Neurons

Neurons that transmit action potentials from the brain or spinal cord to muscles or glands. Compare with afferent neurons.

Sonar

Sonar is a technique that uses sound propagation (usually underwater) to navigate, communicate, or detect other vessels by sending out pulses of sound and listening for echoes.

Echolocation

Determination of the position of objects by detecting echoes of high-pitched sounds emitted by an animal; a type of sensory system used by bats and dolphins.