Morphine and heroin duplicate the action of ________.

A) endorphins
B) alcohol
C) cigarettes
D) LSD

Integrity tests typically measure all of the following traits EXCEPT

A) openness.
B) emotional stability.
C) agreeableness.
D) conscientiousness.

In the DSM-5, various forms of dementia are likely to be subsumed under one overarching category,

A) cognitive disorder spectrum
B) major neurocognitive disorder
C) continuous neurocognitive disorder
D) differentiated cognitive disorder spectrum

What is the term for the minimum length of time between action potentials

A)  relative threshold period 
B)  transduction interval 
C)  absolute refractory period 
D)  synaptic interval

Based on early research by Norman Triplett with racing cyclists, we should expect that people who exercise on rowing machines at gyms are more likely to ____ than people who exercise on the same machines in the privacy of their homes.

A) burn more calories
B) burn less calories
C) feel a sense of accomplishment
D) feel a sense of failure

When considering the development of secure attachments,nature is to nurture as ________ is to ________.

A) secure attachment;imprinting
B) heredity;maturation
C) accommodation;assimilation
D) temperament;responsive parenting