How Do Morphine, Heroin, and Other Opiates Affect the Nervous

question 96

Multiple Choice

How do morphine, heroin, and other opiates affect the nervous system?

• A) They distort the shape of the axon membrane.
• B) They decrease the supply of blood to the cerebral cortex.
• C) They increase the number of sodium ions in the brain.
• D) They bind to receptors that use endorphins as their neurotransmitters.

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Definitions:

Paraplegia

A condition involving the paralysis of the legs and lower body, typically caused by spinal cord injury or disease.

Quadriplegia

A condition resulting in paralysis of all four limbs, typically caused by a spinal cord injury.

Aphagia

The inability or refusal to swallow, resulting in an inability to consume solid food.

Asthenia

A medical term for weakness or lack of energy and strength.