Multiple Choice
How long does an ultradian cycle typically last?
A) about 24 hours
B) 90-120 minutes
C) half a year
D) 28 days
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q1: Sleep patterns are most likely to change
Q3: Lucid dreaming<br>A) occurs when you can consciously
Q4: Jet lag is<br>A) worse when one travels
Q5: Cortisol levels are normally<br>A) highest in the
Q6: Complaints of joint and muscle pain among
Q7: Jestine and Nola both have problems sleeping.
Q8: Who is MOST likely to be experiencing
Q9: Explain the role of a zeitgeber and
Q10: Now that he is almost going to
Q11: Sleep deprivation is associated with<br>A) few, if