Rebecca Is Hooked Up to an Electroencephalograph (EEG)in a Sleep

question 170

Multiple Choice

Rebecca is hooked up to an electroencephalograph (EEG) in a sleep lab.As the researcher watches the printout from the EEG,delta waves appear.Based on this information,the researcher can conclude that Rebecca

• A) has just entered Stage 1 sleep.
• B) is still awake, but is relaxed and drowsy.
• C) is currently in REM sleep.
• D) has just entered Stage 3 sleep.

---

Definitions:

Inductive Donation

The transmission of charge through a chain of atoms in a molecule, affecting the molecule's electron distribution and reactivity.

Hyperconjugation

A stabilizing interaction that involves the delocalization of electrons by the overlap of σ orbitals with an adjacent π orbital or a vacant p orbital.

Carbenes

Reactive molecules featuring a divalent carbon atom with only six electrons in its valence shell, making them highly reactive.

Dimerize

To undergo a chemical reaction connecting two identical molecules to form a dimer.