The transition between wakefulness and sleep is:
A. paradoxical sleep
B. REM
C. Non-REM Stage 1
D. Non-REM Stage 2
Answer: C
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Increasing ______ is an example of ______ prevention in initiatives to decrease the spread of HIV.
A. access to antiretroviral therapy; tertiary B. access to condoms; tertiary C. increasing awareness about HIV; secondary D. increasing HIV testing; primary
Suppose it was observed that there is a correlation of r = -0.81 between a driver's age and the cost of the car insurance. This correlation would mean that, in general, older people pay more for car insurance
a. True b. False Indicate whether the statement is true or false
Chemicals produced in the brain that have many of the same properties as morphine are called:
a. opsins c. endorphins b. endocrines d. estrogens
With respect to obsessions, autogenous is to ______ as reactive is to ______.
a. external; internal b. involuntary; voluntary c. internal; external d. voluntary; involuntary