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Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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More than 4.4billion prescriptions were dispensed within the United States in 2016.

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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

An example of external fertilization. An example of external fertilization.
A, External respiration; B, internal respiration. A, External respiration; B, internal respiration.
Internal and external hemmorrhoids. Internal and external hemmorrhoids.
External female genitalia. External female genitalia.
Development of the External Genitalia Development of the External Genitalia
The major external features of a neuron. The major external features of a neuron.
Video: Muscular Dystrophy

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