A Moment of Science

Posts tagged spinal cord

July 31, 2012

 

little hand grasping big hand in black and white

What Are Reflexes?

Most reflexes do not involve the brain; they are fast, involuntary responses that travel over what is known as a reflex arc.

June 13, 2012

 

two white dogs with brown spots

Why Does Spot Have Spots?

Have you ever wondered why some dogs have solid colored coats and some have spots? Find out why on this Moment of Science.

February 6, 2007

 

a collection of small reflex hammers

The Knee Jerk Reflex

Our doctors always test our knee reflexes, but why is it so important?

December 2, 2005

 

Shingles

Did you know that the virus that causes chicken pox, the varicella-zoster virus, never actually leaves your body? It lies dormant from the time you get the illness, in nerve cells alongside your spinal cord. Learn more on this Moment of Science.

September 27, 2003

 

Spots and Stripes

Why do some creatures have spots and stripes, while others don't?

September 27, 2003

 

West Nile Trouble

In the last few years, a scourge from the Middle East has posed a biological threat to North American well-being–mosquitoes carrying the West Nile virus.

September 27, 2003

 

A gain lightening bolt in the distance.

Struck by Lightning

How is it that sometimes people survive multiple lightening strikes, while others die instantly?

September 27, 2003

 

Little People

Although dwarfism can result in some medical problems such as spinal stenosis, where the spinal column is too narrow to accommodate the spinal cord, many little people lead healthy, productive lives. A more common problem involves inaccessibility in public spaces.

September 27, 2003

 

How Tall Are You?

This means that the water pumping in and out of them also provides them with nutrients and enables them to eliminate waste products. If you’ve ever wished you were just a little bit taller, try measuring your height in the morning. It might make all the difference.

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