In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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There are more sensory neurons in the tongue than in any other part of the body.
Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
Example of problem focused patient
Muscle weakness caused by myasthenia gravis is evident in the eyes of this patient.
Gingival enlargement in a patient taking phenytoin.