Normal EEG Patterns - Sleep
Authored by Alicia Weiske
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41 questions
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1.
MULTIPLE SELECT QUESTION
30 mins • 1 pt
What is the activity in the box?
POSTS
V Wave
Spindles
K Complex
Rapid eye movement
Answer explanation
POSTS = Positive Occipital Sharp Transients of Sleep
Occurs during Stages N1 or N2 of sleep
2.
MULTIPLE SELECT QUESTION
30 mins • 1 pt
What is the activity in the box?
POSTS
V Wave
Spindles
K Complex
Rapid eye movement
Answer explanation
K-Complex: high amplitude Delta wave with after-going spindle
May occur with or without stimulus
Occurs during Stage N2 sleep
3.
MULTIPLE SELECT QUESTION
30 mins • 1 pt
What is the activity in the box?
POSTS
V Wave
Spindles
K Complex
Rapid eye movement
Answer explanation
V-waves: "vertex waves"
Phase reversal maximal at Cz
Occurs during Stages N1 or N2 of sleep
4.
MULTIPLE CHOICE QUESTION
30 mins • 1 pt
What is the main activity for this stage of sleep?
POSTS
V Wave
Slow rolling eye movements
K Complex
Rapid eye movements
Answer explanation
REM = Rapid Eye Movements
"Batman ears"
5.
MULTIPLE SELECT QUESTION
30 mins • 1 pt
What is/are the sleep pattern(s) for this sleep sample?
POSTS
V Wave
Spindles
K Complex
Slow rolling eye movements
Answer explanation
POSTS = Positive Occipital Sharp Transients of Sleep
Occurs during Stages N1 or N2 of sleep
V-waves: "vertex waves"
Phase reversal maximal at Cz
Occurs during Stages N1 or N2 of sleep
Slow-rolling eye movements: prolonged, slow movements with pen deflection in F7 and F8
6.
MULTIPLE SELECT QUESTION
30 mins • 1 pt
What is/are the sleep pattern(s) for this sleep sample?
POSTS
V Wave
Spindles
K Complex
Slow rolling eye movements
Answer explanation
Slow-rolling eye movements: prolonged, slow movements with pen deflection in F7 and F8
V-waves: "vertex waves"
Phase reversal maximal at Cz
Occurs during Stages N1 or N2 of sleep
POSTS = Positive Occipital Sharp Transients of Sleep
Occurs during Stages N1 or N2 of sleep
7.
MULTIPLE SELECT QUESTION
30 mins • 1 pt
What is/are the sleep pattern(s) for this sleep sample?
POSTS
V Wave
Spindles
K Complex
Slow rolling eye movements
Answer explanation
Slow-rolling eye movements: prolonged, slow movements with pen deflection in F7 and F8
V-waves: "vertex waves"
Phase reversal maximal at Cz
Occurs during Stages N1 or N2 of sleep
POSTS = Positive Occipital Sharp Transients of Sleep
Occurs during Stages N1 or N2 of sleep
Spindles: fast alpha, slow beta
Duration ~0.5 - 1 second
Centrally located
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