The Long Bundle of Neurons That Carries Messages Between the Body

question 54

Multiple Choice

The long bundle of neurons that carries messages between the body and the brain and is responsible for very fast, lifesaving reflexes is called the

• A) spinal cord
• B) medulla
• C) pons
• D) interneuron

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Definitions:

Smog

A type of air pollution characterized by a mixture of smoke and fog, often resulting from industrial emissions and vehicle exhaust.

Stratospheric Ozone

A layer of ozone molecules located in the Earth's stratosphere that absorbs and protects living organisms from the harmful effects of the sun's ultraviolet radiation.

Ultraviolet Radiation

Electromagnetic radiation with a wavelength shorter than that of visible light, but longer than X-rays, which can have effects on the skin such as sunburns and vitamin D synthesis.

Gamma Radiation

Electromagnetic radiation of high frequency and thus high energy, often emitted by radioactive materials.