You Have Been Asleep for Approximately 90 Minutes

question 8

Multiple Choice

You have been asleep for approximately 90 minutes.What sleep stage are you likely to begin to enter?

• A) slow-wave sleep
• B) theta wave sleep
• C) K-complex sleep
• D) paradoxical sleep

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Definitions:

Testosterone Level

The concentration of testosterone, a steroid hormone responsible for the development of male secondary sexual characteristics, in the bloodstream.

Neurotransmitters

Chemicals in the nervous system that transmit signals across a synapse from one neuron to another, playing a key role in managing bodily and mental functions.

Personality

Personality encompasses the set of emotional, attitudinal, and behavioral response patterns of an individual.

2D:4D Ratio

The length of someone’s index finger divided by the length of their ring (third) finger; a low ratio is linked to a high testosterone level.