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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

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The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

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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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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Relationship of the spindle-assembly checkpoint (SAC) with the cell-cycle machinery Relationship of the spindle-assembly checkpoint (SAC) with the cell-cycle machinery
Structure of the ovary and uterine (fallopian) tube. Figure illustrates stages of ovum development a Structure of the ovary and uterine (fallopian) tube. Figure illustrates stages of ovum development a
Relationship of the conduction system to an ECG strip. Relationship of the conduction system to an ECG strip.
Attachment is a close emotional relationship. Attachment is a close emotional relationship.
The experience of romantic attachments is similar among sexual majority and minority youth. The experience of romantic attachments is similar among sexual majority and minority youth.
Relationship of a DNA base sequence to peptide structure Relationship of a DNA base sequence to peptide structure
Video: Replication of DNA and Chromosomes/ How do cells replicate their DNA? (Animation) no Audio

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