Examlex
Matching
Match the description with the corresponding term.
a.nucleolus
b.mitochondrion
c.lysosomes
d.nucleus
e.Golgi apparatus
f.smooth endoplasmic reticulum
g.cilia
h.chloroplast
i.rough endoplasmic reticulum
j.chromatin
-site of synthesis of sex hormones
Primary Reinforcer
A stimulus that fulfills a basic biological need or instinct, such as food, water, or sleep, and is inherently rewarding.
Secondary Reinforcer
A stimulus that has become rewarding through its association with a primary reinforcer.
Negative Reinforcer
An unpleasant or aversive stimulus that, when removed or avoided following a behavior, increases the likelihood of that behavior being repeated.
Positive Reinforcer
A stimulus which, when presented after a behavior, increases the likelihood of that behavior being repeated.
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