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Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

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Blood is approximately twice as thick as water because of the cells and other components found in it.

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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Nerve ending scanned by electron micrograph Nerve ending scanned by electron micrograph
Off-Center Disk Off-Center Disk
Spinal cord plexuses. Note: Although there are seven cervical vertebrae, the first spinal nerve ... Spinal cord plexuses. Note: Although there are seven cervical vertebrae, the first spinal nerve ...
The first step in hoisting a vehicle is to properly align the vehicle in the center of the stall. The first step in hoisting a vehicle is to properly align the vehicle in the center of the stall.
A close-up showing the recessed center electrode on a spark tester. It is recessed 3/8 inch into ... A close-up showing the recessed center electrode on a spark tester. It is recessed 3/8 inch into ...
The responses of an on-center cell to contrast. The responses of an on-center cell to contrast.
Video: Neural Reflex Arc Animation

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