Remaining Physically and Intellectually Active May Help to Slow Down

question 317

True/False

Remaining physically and intellectually active may help to slow down the decline of cognitive functions as we age.

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Definitions:

Notochord

A flexible, rod-shaped structure found in the embryonic stage of all chordates that provides skeletal support and defines the primitive axis of the embryo.

Dorsal Hollow Nerve Cord

A distinctive feature of chordates, this is a nerve cord found along the back or dorsal side of the organism.

Notochord

A flexible rod made out of a material similar to cartilage that provides support in the embryonic stages of all chordates, including humans.

Vertebral Column

Portion of the vertebrate endoskeleton that houses the spinal cord; consists of many vertebrae separated by intervertebral discs.