« previous next »
« previous next »
 

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th
How People Match Their Goals to Their Means How People Match Their Goals to Their Means
Temperature Means and Ranges Temperature Means and Ranges
The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ... The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ...
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
This living protozoan is the common Paramecium multimicronucleatum that moves by means of its numero This living protozoan is the common Paramecium multimicronucleatum that moves by means of its numero
Video: Global warming and its effect on climate change

For a complete list of videos, visit our video library