Glossary E

Efferent nerves refer to motor nerves carry outgoing signals for action from the central nervous system to the muscles; nerves that carry impulses to the outlying regions of the body from the central nervous system.

Efferent neurons refer to motor neurons that convey impulses away from the brain; conduct impulses from the CNS to the effector organ, e.g., motor neuron
Effete means worn out; no longer fertile or productive. It also means weak, ineffectual; marked by decadence or self -indulgence and effeminate.

Efficacy is defined as the tendency of a drug to activate a particular kind of receptor; the most intense, or peak, level of a drug effect
Efficacy expectations is a term that refer to children's beliefs that they can adequately perform a modeled behavior.

Efficacy studies refer to assessments of therapeutic effectiveness based on well-controlled investigation of well-defined clinical problems.

Efficient cause is a term which according to Aristotle is the force that transforms a thing.

Effort justification is creating a conflict between attitudes and behavior when people make great efforts to achieve a relatively modest goal. Effort justification is the finding that when people suffer or work hard or make sacrifices, they will try to convince themselves that it is worthwhile