Psychological Drug Dependence Is a Craving or Irresistible Urge for a Drug's

question 243

True/False

Psychological drug dependence is a craving or irresistible urge for a drug's pleasurable effects, and it is more difficult to combat than physical dependence.

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Definitions:

Iris

The iris is the colored part of the eye that surrounds the pupil and controls the amount of light entering the eye by adjusting the size of the pupil.

Amacrine Cells

Specialized cells in the retina that connect bipolar cells to ganglion cells and are involved in the integration and processing of visual information.

Retinal Ganglion Cells

Neurons located in the retina of the eye that receive visual information from photoreceptors and transmit it to the brain.

Bipolar Cells

A type of neuron in the retina that conveys signals from the photoreceptors to the ganglion cells, directly involved in visual processing.