« previous next »
« previous next »
 

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Communication between mating yeast cells. Communication between mating yeast cells.
Critical thinking involves analysis in which the nurse examines patient data available from a variet Critical thinking involves analysis in which the nurse examines patient data available from a variet
Communication throughout the nursing process Communication throughout the nursing process
The first step in field recovery involves surveying the site, sometimes with special equipment. The first step in field recovery involves surveying the site, sometimes with special equipment.
Meiosis involves two complete divisional operations forming four potential sex cells. Meiosis involves two complete divisional operations forming four potential sex cells.
Hand signals are an effective emergency backup to ra- dio communication systems. Shown are several ... Hand signals are an effective emergency backup to ra- dio communication systems. Shown are several ...
Video: Factors that increase metabolic rate and heat production

For a complete list of videos, visit our video library