One Purpose of the _______________ Is to Prevent Signals in Adjacent

question 159

Multiple Choice

One purpose of the _______________ is to prevent signals in adjacent cells from interfering with each other.

• A) cell body
• B) myelin sheath
• C) dendrites
• D) axon

---

Definitions:

Sudden Infant Death Syndrome

A mysterious and tragic condition where an apparently healthy infant dies unexpectedly, usually during sleep, and without a clear cause.

Medulla

A part of the brain stem that regulates vital and automatic functions such as breathing and the sleep-wake cycle.

Serotonin

A neurotransmitter that is involved in mood disorders such as depression.

Sudden Infant Death Syndrome

An unexplained death, usually during sleep, of a seemingly healthy baby less than a year old, also known as crib death.