If Cigarettes Contained No Nicotine,the Brain's Dopamine Neurons Would Be

question 104

Multiple Choice

If cigarettes contained no nicotine,the brain's dopamine neurons would be:

• A) overstimulated by smoking
• B) less affected by smoking
• C) inhibited by smoking
• D) easily activated at first but inactive after the first cigarette

---

Definitions:

Cranial Nerves

Twelve pairs of nerves that emerge directly from the brain, not the spinal cord, and supply the head and neck with motor and sensory innervation.

Neocortex

The most recently evolved, outer layer of the cerebral cortex that plays a key role in higher brain functions such as sensory perception, cognition, and motor control.

Cranial Structures

The bones and associated tissues forming the skull that protect the brain and support the structures of the face.

Tissue Layer

A grouping of similar cells and their extracellular matrix that together perform specific functions within the body.