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Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Location of the heart within the mediastinum of the thoracic cavity. Location of the heart within the mediastinum of the thoracic cavity.
Tubal ligation. To minimize the size of the incisions necessary, laparoscopic surgery may be used to Tubal ligation. To minimize the size of the incisions necessary, laparoscopic surgery may be used to
The oral cavity. Anterior view of the open mouth. The oral cavity. Anterior view of the open mouth.
The mouth and oral cavity. The mouth and oral cavity.
Modern house door design Modern house door design
Ciliated protozoan Tetrahymena with buccal cavity visible. Ciliated protozoan Tetrahymena with buccal cavity visible.
Video: Ear Virtual Tour Animation

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