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Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

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In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Red algae and primary plastid of the supergroup Archaeplastida. Red algae and primary plastid of the supergroup Archaeplastida.
Primary production is positively correlated with the evapotranspiration rate. Primary production is positively correlated with the evapotranspiration rate.
The respiratory system. (a) Sagittal section of the head and neck, revealing the organs of the upper The respiratory system. (a) Sagittal section of the head and neck, revealing the organs of the upper
Primary cilium and the Hedgehog pathway Primary cilium and the Hedgehog pathway
Primary factors affecting blood pressure Primary factors affecting blood pressure
General location of the primary auditory cortex and areas of secondary auditory cortex. Most ... General location of the primary auditory cortex and areas of secondary auditory cortex. Most ...
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