|
Author Question: Which of the cranial nerves do we use to produce facial expressions? a. the trigeminal nerve (V) ... (Read 48 times) |
Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
In 1864, the first barbiturate (barbituric acid) was synthesized.
Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.