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Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

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Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Colon with diverticulosis. An inflamed or infected diverticulum is called diverticulitis. Colon with diverticulosis. An inflamed or infected diverticulum is called diverticulitis.
Hepatitis B antigens and antibody in an acutely infected patient with recovery. Note the indicators ... Hepatitis B antigens and antibody in an acutely infected patient with recovery. Note the indicators ...
Risk assessment codes for an HIV-infected patient. Risk assessment codes for an HIV-infected patient.
Metabolic pathways leading to nucleotide modifications in T-even phage–infected E. coli Metabolic pathways leading to nucleotide modifications in T-even phage–infected E. coli
An example of a cell-mediated immune response targeting virus-infected cells. An example of a cell-mediated immune response targeting virus-infected cells.
Infected Tobacco Leaves by a Virus Infected Tobacco Leaves by a Virus
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