Concerning the Need for Sleep, Describe the Average Range and the Differences

question 354

Essay

Concerning the need for sleep, describe the average range and the differences in short and long sleepers' total hours of sleep per night and how the length of time one sleep changes from infancy to old age; and explain the significance of midafternoon sleepiness.

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Definitions:

Autism Spectrum Disorder

A spectrum of conditions affecting neurodevelopment, identified by difficulties in social interaction, recurring behaviors, and issues with both spoken and nonverbal communication.

Etiology

The study of the causes or origins of a disease or condition, focusing on determining why certain conditions occur.

Mosaicism

A condition in which an individual has two or more genetically different sets of cells in their body.

Translocation

A cause of Down syndrome in which part of the 21st chromosome of the human cell breaks off and attaches to another. Individuals with Down syndrome due to translocation have all of the features found in trisomy 21.