单项选择题

According to the passage, the alpha rhythm is the characteristic of which phase of sleep

A．Stage 1.
B．Stage 2.
C．Stage 3.
D．Stage 4.
<上一题 目录 下一题>
热门 试题

单项选择题
It can be inferred from the passage that stages of sleep are primarily classified according to ______.
A．breathing rhythms
B．muscular movement
C．dreaming patterns
D．brain wave activity
单项选择题
According to the passage, which of the following is NOT a characteristic of REM sleep
A．The eyes dart around.
B．It lasts 8 to 15 minutes.
C．The delta rhythm is present.
D．The sleeper dreams.
相关试题